{"title":"Haifa Fertilizers","description":"\u003cp\u003e\u003cstrong\u003ePremium Soluble Fertilizers for Hydroponics \u0026amp; Fertigation\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eHaifa Group is a world leader in specialty plant nutrition solutions, delivering high-quality soluble fertilizers engineered for precision agriculture. This collection features the complete range of Haifa's straight fertilizers—pure, fully soluble nutrients designed for hydroponic systems, drip irrigation, and fertigation applications.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose Haifa Fertilizers?\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% Water Soluble\u003c\/strong\u003e – Dissolves completely with no residue, ensuring clean delivery through irrigation systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Purity\u003c\/strong\u003e – Premium-grade formulations free from harmful chlorides and heavy metals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Nutrition\u003c\/strong\u003e – Straight fertilizers allow you to build custom nutrient programs tailored to your crops' exact needs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProven Performance\u003c\/strong\u003e – Trusted by commercial growers worldwide for consistent results and superior crop quality\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem-Safe\u003c\/strong\u003e – Low salt index and neutral pH minimize equipment corrosion and clogging\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerfect For:\u003c\/h3\u003e\n\n\u003cp\u003eHydroponic cultivation, greenhouse production, drip irrigation systems, fertigation programs, commercial agriculture, and precision nutrient management.\u003c\/p\u003e\n\n\u003cp\u003eEach Haifa product is manufactured to the highest standards, ensuring optimal nutrient availability and maximum crop performance. Build your custom feeding program with confidence using these industry-leading soluble fertilizers.\u003c\/p\u003e\n\n\u003ch3\u003eIn Stock \u0026amp; Ready to Ship\u003c\/h3\u003e\n\u003cp\u003eCustom Hydro is an authorized \u003cstrong\u003estocking distributor\u003c\/strong\u003e of Haifa fertilizers — meaning we carry inventory on hand and ship fast. No waiting on overseas lead times or back-order delays. Order with confidence knowing your nutrients are ready to go when you are.\u003c\/p\u003e","products":[{"product_id":"haifa-magnisal-magnesium-nitrate-11-0-0-fertilizer-50-lb","title":"Haifa Magnisal Magnesium Nitrate 11-0-0 Fertilizer 50 lb.","description":"\u003ch2\u003eCorrect Magnesium Deficiency Fast — Without Compromising Nitrogen\u003c\/h2\u003e\n\u003cp\u003eHaifa Magnisal is a fully water-soluble magnesium nitrate fertilizer (11-0-0 + 9.6% Mg) engineered for professional growers who demand precision nutrition. Whether you're running a hydroponic system, fertigation line, or foliar spray program, Magnisal delivers two essential macronutrients in a single, highly soluble formulation.\u003c\/p\u003e\n\u003ch3\u003eWhy Growers Choose Magnisal\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-action nutrition:\u003c\/strong\u003e Nitrate-N enhances magnesium uptake efficiency, maximizing the value of every application.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChloride-free formula:\u003c\/strong\u003e Safe for sensitive crops and high-value specialty plants.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRapid absorption:\u003c\/strong\u003e Fully soluble flakes dissolve quickly — no residue, no clogging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile application:\u003c\/strong\u003e Compatible with fertigation, drip irrigation, hydroponics, and foliar spray.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupports photosynthesis:\u003c\/strong\u003e Magnesium is the central atom in chlorophyll — deficiency shows fast and costs yield.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCorrecting mid-season magnesium deficiency in field and greenhouse crops\u003c\/li\u003e\n\u003cli\u003eSupplemental Mg nutrition in hydroponic and soilless systems\u003c\/li\u003e\n\u003cli\u003eFoliar spray for rapid correction of visible deficiency symptoms\u003c\/li\u003e\n\u003cli\u003eBlending into custom fertigation programs alongside calcium and potassium sources\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGuaranteed Analysis\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTotal Nitrogen (N): 11% (Nitrate)\u003c\/li\u003e\n\u003cli\u003eMagnesium (Mg): 9.6% (Water Soluble)\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/haifa_magnisal_magnesium_nitrate_11-0-0_greenhouse_grade_soluble_fertilizer_label.pdf?v=1773177970\" target=\"_blank\" title=\"Haifa Magnisal magnesium nitrate 11-0-0 fertilizer label\" rel=\"noopener\"\u003eLABEL\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/Magnisal_fact_sheet.pdf?v=1773177970\" target=\"_blank\" title=\"Haifa Magnisal Technical Data Sheet (fact sheet)\" rel=\"noopener\"\u003eFACT SHEET\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/Magnisal_SDS.pdf?v=1773177970\" target=\"_blank\" title=\"Haifa Magnisal magnesium nitrate Safety Data Sheet\" rel=\"noopener\"\u003eSDS\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePackaged in a 50 lb. bag. Suitable for commercial greenhouse, nursery, hydroponic, and field crop production.\u003c\/p\u003e","brand":"Haifa Fertilizers","offers":[{"title":"Default Title","offer_id":42225609637972,"sku":"MAGNISAL-50lb.","price":36.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/rn-image_picker_lib_temp_5d6b0133-1f3d-4be1-b30b-88759f23f1e7.webp?v=1776021781"},{"product_id":"haifa-mkp-0-52-34-fertilizer-55-lb","title":"Haifa MKP 0-52-34 Fertilizer 55 lb","description":"\u003ch2\u003eHaifa MKP™ Mono-Potassium Phosphate 0-52-34 – 55 lb\u003c\/h2\u003e\n\u003cp\u003eHaifa MKP is a premium, fully water-soluble mono-potassium phosphate fertilizer delivering an ultra-concentrated 0-52-34 NPK ratio. Manufactured using Haifa's proprietary technology for maximum purity and fast dissolution — ideal for professional fertigation and hydroponic programs.\u003c\/p\u003e\n\u003ch3\u003eAnalysis\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePhosphorus (P₂O₅): 52%\u003c\/li\u003e\n\u003cli\u003ePotassium (K₂O): 34%\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e100% water-soluble — forms true clear solutions\u003c\/li\u003e\n\u003cli\u003eLow salt index — safe for sensitive crops and all growing media\u003c\/li\u003e\n\u003cli\u003eNitrogen-free P \u0026amp; K source for precise nutrient management\u003c\/li\u003e\n\u003cli\u003eCompatible with drip irrigation, sprinklers, pivots, hydroponics, and foliar spray\u003c\/li\u003e\n\u003cli\u003eFoliar use provides fungicidal activity against powdery mildew\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIdeal Application Methods\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHydroponic nutrient solutions\u003c\/li\u003e\n\u003cli\u003eFertigation: drip, micro-jet, center pivot\u003c\/li\u003e\n\u003cli\u003eFoliar spray programs\u003c\/li\u003e\n\u003cli\u003eSoluble NPK blends and liquid fertilizer production\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePackaging\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e55 lb. bag\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/Haifa_MKP_fertilizer_LABEL.pdf?v=1774957964\" target=\"_blank\" title=\"Haifa MKP 0-52-34 fertilizer label\" rel=\"noopener\"\u003eLABEL\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/haifa-mkp.pdf?v=1774957965\" target=\"_blank\" title=\"Haifa MKP 0-52-34 fertilizer brochure\" rel=\"noopener\"\u003eBROCHURE\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/mkp_haifa_product_sheet.pdf?v=1774957963\" target=\"_blank\" title=\"Haifa MKP (mono potassium phosphate) product sheet\" rel=\"noopener\"\u003eDATA SHEET\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/Haifa_MKP_SDS.pdf?v=1774958180\" target=\"_blank\" title=\"Haifa MKP 0-52-34 fertilizer safety data sheet\" rel=\"noopener\"\u003eSDS\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Haifa Fertilizers","offers":[{"title":"Default Title","offer_id":42225624252500,"sku":"Haifa-MKP-55lb.","price":74.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/rn-image_picker_lib_temp_193e02f8-9489-416a-ac76-da644c4fbbc8.webp?v=1776021870"},{"product_id":"haifa-multi-k-reci-potassium-nitrate-55-lb","title":"Haifa Multi-K RECI Potassium Nitrate 55 lb","description":"\u003ch2\u003eHaifa Multi-K™ RECI Potassium Nitrate 13-0-46.5 – 55 lb\u003c\/h2\u003e\u003cp\u003eHaifa Multi-K RECI is an innovative potassium nitrate formula with near-zero sodium content — engineered specifically for recirculating hydroponic systems where sodium accumulation must be minimized. Ensures pure, healthy nutrition while reducing the need for frequent system flushing.\u003c\/p\u003e\u003ch3\u003eAnalysis\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTotal Nitrogen (N): 13.5% (all nitrate)\u003c\/li\u003e\n\u003cli\u003ePotassium (K₂O): 46.5%\u003c\/li\u003e\n\u003cli\u003eSodium (Na): typical 150 ppm, max 300 ppm\u003c\/li\u003e\n\u003cli\u003epH (10% solution): 9.1\u003c\/li\u003e\n\u003cli\u003eInsoluble matter: 350 ppm\u003c\/li\u003e\n\u003cli\u003eBulk density: 1.1 g\/cm³\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eNear-zero sodium — prevents salinity build-up in recirculating systems\u003c\/li\u003e\n\u003cli\u003eReduces labor and flushing frequency\u003c\/li\u003e\n\u003cli\u003eMinimizes environmental impact from drainage\u003c\/li\u003e\n\u003cli\u003eChloride-free — ideal for sensitive crops\u003c\/li\u003e\n\u003cli\u003eNitrate-N does not compete with calcium at the root zone\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Application Methods\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eRecirculating hydroponic systems\u003c\/li\u003e\n\u003cli\u003eClosed-loop fertigation\u003c\/li\u003e\n\u003cli\u003eSoilless culture with recycled water\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePackaging\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e55 lb bag\u003c\/li\u003e\n\u003cli\u003eGround shipping only (UPS\/FedEx) — Hazardous Material UN1486, 5.1 Oxidizer, III\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Haifa Fertilizers","offers":[{"title":"Default Title","offer_id":42225638932564,"sku":"Haifa-RECI-55lb.","price":53.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/rn-image_picker_lib_temp_10788299-ccc9-4ddf-af99-3a637eb561ce.webp?v=1776025188"},{"product_id":"haifa-cal-prime-17-0-0-calcium-nitrate-fertilizer-55-lb","title":"Haifa Cal Prime 17-0-0 calcium nitrate fertilizer 55 lb.","description":"\u003ch2\u003eUltra-Low Ammonium Calcium Nitrate for Precision Hydroponics\u003c\/h2\u003e\n\n\u003cp\u003eHaifa Cal™ Prime represents the next generation of calcium nitrate technology, delivering 17% nitrogen and 23.5% calcium with near-zero ammonium content (0.3% NH₄-N). This premium-grade formulation provides 17% higher concentration than conventional calcium nitrate while eliminating the pH instability and nutrient antagonism associated with elevated ammonium levels. Engineered specifically for hydroponic systems, soilless media, and high-intensity greenhouse production, Cal Prime ensures precise calcium and nitrate nutrition without compromising solution chemistry or plant health.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e⚠ OXIDIZER 5.1:\u003c\/strong\u003e This product is classified as an oxidizer. Review safety data sheet before handling.\u003c\/p\u003e\n\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Low Ammonium Formula:\u003c\/strong\u003e Only 0.3% NH₄-N (vs. 1.1% in standard calcium nitrate) prevents pH drift, reduces ammonium toxicity risk, and eliminates K\/Ca uptake interference\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e17% Higher Concentration:\u003c\/strong\u003e More calcium and nitrogen per pound means reduced application volumes, lower freight costs, and less storage space required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydroponic-Grade Purity:\u003c\/strong\u003e Fully water-soluble with minimal heavy metals and impurities; ideal for recirculating systems and precision fertigation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH Stability:\u003c\/strong\u003e Near-zero ammonium prevents acidification of growing media and nutrient solutions, maintaining optimal pH range for nutrient availability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Light Performance:\u003c\/strong\u003e Eliminates ammonium toxicity risk in high-irradiance environments where accelerated NH₄ uptake can cause plant stress\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Solubility:\u003c\/strong\u003e Dissolves rapidly and completely in cold water without residue or clogging in injection systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Nitrogen (N):\u003c\/strong\u003e 17.0%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNitrate Nitrogen (NO₃-N):\u003c\/strong\u003e 16.7%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmmonium Nitrogen (NH₄-N):\u003c\/strong\u003e 0.3% (ultra-low)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalcium (Ca):\u003c\/strong\u003e 23.5%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalcium Oxide (CaO):\u003c\/strong\u003e 33%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalysis:\u003c\/strong\u003e 17-0-0 + 23.5% Ca\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm:\u003c\/strong\u003e Water-soluble white granular\/prilled\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage:\u003c\/strong\u003e 55 lb. bag\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazard Class:\u003c\/strong\u003e Oxidizer 5.1\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplication Guidelines\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHydroponics\/NFT\/DWC:\u003c\/strong\u003e Maintain 150-200 ppm N and 150-180 ppm Ca in nutrient solution for most crops. Adjust based on crop type, growth stage, and water quality. Monitor EC and pH after addition. Do not mix concentrated stock solutions with sulfate or phosphate sources.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFertigation\/Drip Irrigation:\u003c\/strong\u003e Apply 10-30 lbs per acre per week through injection systems. Dissolve completely before injection. Ideal for soilless substrates (coco coir, rockwool, perlite) where ammonium control is critical.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFoliar Application:\u003c\/strong\u003e Mix 2-4 lbs per 100 gallons of water. Apply during vegetative growth and fruit development to prevent blossom end rot and tip burn. Spray during cooler parts of the day for optimal absorption.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eStock Solution Preparation:\u003c\/strong\u003e Maximum solubility is approximately 4 lbs per gallon of water at 68°F. Prepare separate A and B tanks to prevent precipitation with sulfates and phosphates.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Ultra-Low Ammonium Matters\u003c\/h3\u003e\n\u003cp\u003eIn hydroponic and soilless systems, ammonium nitrogen can rapidly acidify growing media and nutrient solutions, requiring constant pH adjustment. Excess ammonium also competes with potassium and calcium uptake, potentially causing deficiencies even when these nutrients are present in solution. In high-light environments (supplemental lighting, high-altitude, or summer production), plants absorb ammonium at accelerated rates, increasing toxicity risk.\u003c\/p\u003e\n\n\u003cp\u003eHaifa Cal Prime's 0.3% ammonium content (73% lower than conventional calcium nitrate) eliminates these issues while providing the full benefits of nitrate-based nitrogen and readily available calcium. The result is more stable pH, better nutrient balance, and superior crop performance in demanding production environments.\u003c\/p\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cp\u003eHydroponic lettuce, tomatoes, peppers, cucumbers, strawberries, specialty crop, and ornamentals; greenhouse production with supplemental lighting; soilless substrates (rockwool, coco coir, perlite); recirculating nutrient systems; high-irradiance growing zones; and any application where precise pH control and calcium nutrition are critical.\u003c\/p\u003e\n\n\u003ch3\u003eImportant Safety \u0026amp; Handling Information\u003c\/h3\u003e\n\u003cp\u003eCalcium nitrate is a strong oxidizer. Store away from combustible materials, organic matter, and reducing agents. Do not mix dry product with sulfur, sawdust, or other flammable materials. Use appropriate PPE when handling. Review the safety data sheet before use.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eTechnical Resources:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/Haifa_Cal_Prime_SDS-7732352942164.pdf?v=1755688219\" target=\"_blank\" rel=\"noopener\"\u003eSafety Data Sheet (SDS)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/Haifa_Cal_Prime_Data_Sheet_1_-7732352942164.pdf?v=1755688283\" target=\"_blank\" rel=\"noopener\"\u003eTechnical Specification Sheet\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/CDFA_Fertilizer_Product_Database_Haifa_Cal_PRIME-7732352942164.pdf?v=1755688391\" target=\"_blank\" rel=\"noopener\"\u003eCDFA Registration \u0026amp; Heavy Metals Report\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eHaifa Cal Prime delivers the precision, purity, and performance that professional hydroponic growers demand.\u003c\/em\u003e\u003c\/p\u003e","brand":"Haifa Fertilizers","offers":[{"title":"Default Title","offer_id":42225668849748,"sku":"Haifa-CAL-PRM-55lb.","price":41.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/rn-image_picker_lib_temp_49c13421-dd9b-44a2-b7d9-37aa4d15a0da.webp?v=1772144655"},{"product_id":"haifa-growclean-5-31-40-polyphosphate-fertilizer-55-lb","title":"Haifa GrowClean 5-31-40 polyphosphate fertilizer 55 lb.","description":"\u003cp\u003e\u003cspan style=\"font-weight: bold; font-size: 24pt;\"\u003e Haifa GrowClean 5-31-40 POLYPHOSPHATE FERTILIZER 55 lb.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003eSodium free phosphate fertilizer with cleaning effect \u003c\/h2\u003e\n\u003ch3\u003eKeep the irrigation system clean and let the plants grow safely. \u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHaifa GrowClean contains 50 percent polyphosphate while the pH of the product is neutral. \u003c\/li\u003e\n\u003cli\u003eHaifa GrowClean is sodium-free and ready and easy to use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e   The phosphate in traditional fertilizers (such as MKP, MAP and water soluble NPK) is in the form of orthophosphate. This type of phosphate has the characteristic that it easily forms a compound with calcium, magnesium and iron. As soon as this compound is formed it will precipitate out of solution. It is then no longer available for the plant and can even cause blockages of the drip irrigation system.\u003c\/p\u003e\n\u003cp\u003e At a higher pH and\/or a large volume of phosphate the amount of participation will increase. The result of this; less phosphate is available for the plant. An increase of phosphate does not result in improved availability for the plant because this precipitation reaction increases unproportionally.\u003c\/p\u003e\n\u003cp\u003eAfter the introduction of polyphosphate many growers saw that polyphosphate in a low dosage, keeps the system clean form participation and in a higher dosage it gives extra vegetative growth to the plants. Disadvantage of the use of polyphosphates is the high pH of the product which makes it necessary to add acid in the fertilizer tank and sometimes it contains a high level of sodium. \u003c\/p\u003e\n\u003cp\u003eWith the introduction of Haifa GrowClean™ this disadvantage is a thing of the past.\u003c\/p\u003e\n\u003ch3\u003eCheck out the advantages of Haifa GrowClean\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIt cleans your dripping system and prevents mineral deposits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eAll mineral elements are available and remaining available\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eReady-to-use product: adding acid to the system is not necessary\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eCan be added directly into the fertilizer tank\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e Low sodium\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e How does it work?\u003c\/h3\u003e\n\u003cp\u003eThe unique polyphosphate used in \u003cspan style=\"font-weight: bold;\"\u003eHaifa GrowClean\u003c\/span\u003e remains stable in the solution even at a high pH and a high dosage rate (above 62 mg\/ltr P). It does not give any precipitation with other elements. The polyphosphate even ensures that elements - which have precipitated - are re-dissolved. So, growers are achieving an improved efficiency of the elements that are provided.\u003c\/p\u003e\n\u003ch3\u003eDose for a clean system\u003c\/h3\u003e\n\u003cp\u003eThe standard recommendation is a dose rate of 30.9 mg\/liter P from Haifa GrowClean™. \u003cbr\u003eNote: if used from the start of the season – and the system is clean - a dose rate of 15.5 mg\/liter P from Haifa GrowClean™ is enough.\u003c\/p\u003e\n\u003ch3\u003eDownloads:\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/463_GrowClean_LF_UK_0519_LR-7732356382804.pdf?v=1755522520\" title=\"Haifa GrowClean Brochure\" rel=\"noopener\" target=\"_blank\"\u003eHaifa GrowClean 5-31-40 fertilizer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/GrowClean_SDS-7732356382804.pdf?v=1755522617\" title=\"Haifa GrowClean SDS\" target=\"_blank\"\u003eHaifa GrowClean SDS\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e   \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Haifa Fertilizers","offers":[{"title":"Default Title","offer_id":42225678352468,"sku":"Haifa-GrowClean-55lb.","price":129.05,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/haifa_20growclean_2055lb_20bag.jpg?v=1753078676"},{"product_id":"haifa-sop-gg-0-0-51-55-lb","title":"Haifa SOP GG 0-0-51 55 lb.","description":"\u003ch2\u003eHaifa SOP GG 0-0-51 — Greenhouse Grade Potassium Sulfate, 55 lb. Bag\u003c\/h2\u003e\u003cp\u003eWhen your operation demands professional-grade potassium nutrition at scale, Haifa SOP GG 0-0-51 delivers. This 55 lb. bag is the standard choice for commercial greenhouse growers, hydroponic facilities, and fertigation programs that require a reliable, high-purity potassium sulfate with consistent performance batch after batch.\u003c\/p\u003e\u003ch3\u003eWhy Growers Choose Haifa SOP\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e51% K₂O\u003c\/strong\u003e — high-concentration, nitrogen-free potassium for precise crop nutrition at any growth stage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18% sulfate-sulfur\u003c\/strong\u003e — immediately plant-available, no soil conversion needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRapid, complete dissolution\u003c\/strong\u003e — 100 kg dissolves in 1,000 L of water in minutes at 20°C with no insoluble residue\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow chloride, low salt index (46)\u003c\/strong\u003e — safe for salt-sensitive crops including tomatoes, peppers, cucumbers, and specialty crop\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNitrogen-free\u003c\/strong\u003e — ideal for late-stage fruiting, ripening, and K-loading phases without disrupting N balance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLowers stock solution pH\u003c\/strong\u003e — helps maintain optimal pH range in fertigation and hydroponic systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cp\u003eUse in hydroponic reservoirs, drip fertigation, NFT, DWC, and foliar programs. Particularly effective during flowering and fruiting when potassium demand peaks. Compatible with most water-soluble fertilizers for custom nutrient formulations.\u003c\/p\u003e\u003ch3\u003eDocuments\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/Haifa_SOP_Label_55lb_bag-7732357300308.pdf?v=1755522816\" title=\"Haifa SOP GG 0-0-51 Fertilizer Label\" rel=\"noopener\" target=\"_blank\"\u003eLabel\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/Haifa_SOP_0-0-51_spec_sheet-7732357300308.pdf?v=1755522930\" title=\"Haifa SOP 0-0-51 specifications\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/Haifa_SOP_MSDS-7732357300308.pdf?v=1755523012\" title=\"Haifa SOP safety data sheet\" rel=\"noopener\" target=\"_blank\"\u003eSafety Data Sheet\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/CDFA_Fertilizer_Product_Database_Haifa_SOP_0-0-51-7732357300308.pdf?v=1755523139\" title=\"CDFA registration and heavy metals report Haifa SOP 0-0-51\" target=\"_blank\"\u003eCDFA Registration \u0026amp; Heavy Metals Report\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Haifa Fertilizers","offers":[{"title":"Default Title","offer_id":42225680646228,"sku":"Haifa-SOP-55lb.","price":41.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/haifa_20sop_20gg_2055lb_20bag.jpg?v=1752679475"},{"product_id":"haifa-dkp-0-40-53-fertilizer-50-lb","title":"Haifa DKP 0-40-53 fertilizer 50 lb.","description":"\u003ch1 style=\"box-sizing: border-box; font-size: 36px; margin: 0px 0px 30px; font-family: Montserrat, sans-serif; line-height: 1.3; color: rgb(55, 159, 214); border-bottom: 0px solid rgb(229, 229, 229); position: relative; background-color: rgb(255, 255, 255);\" class=\"page_headers\"\u003eHaifa DKP 0-40-53 fertilizer 50 lb.\u003c\/h1\u003e\n\u003ch2\u003eHaifa DKP combines robust P-K nutrition with an alkali reaction in the soil. Haifa DKP™ provides an optimum solution for growers who are concerned about acidic soil conditions, and are looking for a highly soluble fertilizer with high purity levels.\u003c\/h2\u003e\n\u003ch3\u003eHigh solubility and low content of sodium and chloride make Haifa DKP™ an optimal fertilizer for Nutrigation™, mainly at the final stages of the crop growing cycle. It facilitates the production of dry matter, plant development and increases the Brix degrees while preventing or limiting vegetation growth.\u003c\/h3\u003e\n\u003ch3\u003e\n\u003cbr\u003eHighly pure, Haifa DKP™ ideally suits greenhouse crops and hydroponics. In addition, Haifa DKP™ can be used as an excellent plant nutrition source for foliar nutrition.\u003c\/h3\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eHaifa DKP™ data sheet\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-weight: bold;\"\u003eThe Benefits of Haifa DKP™ fertilizer.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eExtra flexibility in Nutrigation™ programs\u003c\/li\u003e\n\u003cli\u003eAlkaline reaction in aqueous solution\u003c\/li\u003e\n\u003cli\u003eEnhances plant nutrition in acidic soils\u003c\/li\u003e\n\u003cli\u003eSuitable for a wide range of crops\u003c\/li\u003e\n\u003cli\u003eHighly soluble and pure, safe for use in all irrigation and spraying system\u003c\/li\u003e\n\u003cli\u003eCan be mixed with all water-soluble fertilizers, except those containing calcium and magnesium\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eComposition and characteristics\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ctable align=\"\" width=\"\" style=\"border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: #000000 1px solid;\"\u003eAvailable Phosphate \u003c\/td\u003e\n\u003ctd style=\"border: #000000 1px solid;\"\u003e40%  P2O5                      (18% P)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: #000000 1px solid;\"\u003eSoluble Potash\u003c\/td\u003e\n\u003ctd style=\"border: #000000 1px solid;\"\u003e53%  K2O                    (44.8% K)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: #000000 1px solid;\"\u003ePhysical state\u003c\/td\u003e\n\u003ctd style=\"border: #000000 1px solid;\"\u003eSolid\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: #000000 1px solid;\"\u003e\n\u003cdiv\u003epH 1%\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: #000000 1px solid;\"\u003e8.5-9.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: #000000 1px solid;\"\u003eSolubility\u003c\/td\u003e\n\u003ctd style=\"border: #000000 1px solid;\"\u003e160g\/100g of water at 20oC (68oF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"white-space: pre;\"\u003e \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"white-space: pre;\"\u003e \u003c\/span\u003e\u003c\/div\u003e","brand":"Haifa Fertilizers","offers":[{"title":"Default Title","offer_id":42225698046036,"sku":"HaifaDKP-50LB.","price":179.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/haifa-dkp.jpg?v=1752679549"},{"product_id":"haifastim-kir-10-liter-2-5-gallons","title":"HaifaStim™ KIR Biostimulant | 10 L (2.5 gal)","description":"\u003cp\u003e\u003cspan style=\"font-weight: bold; font-size: 18pt;\"\u003eHaifaStim™ KIR 10-liter jug\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1\u003eMicronutrients with extra support from chitosan and ortho-silicic acid\u003c\/h1\u003e\n\u003ch2\u003eSupports Plant Health and Growth\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eMitigate negative effects of abiotic stress\u003c\/li\u003e\n\u003cli\u003eIncrease crop yield and quality\u003c\/li\u003e\n\u003cli\u003eImproves foliage vitality\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cspan style=\"font-weight: bold;\"\u003eHaifaStim™ KIR is a unique liquid fertilizer formulation of chitosan, enriched with ortho-silicic acid and micronutrients.\u003c\/span\u003e The chitosan in HaifaStim™KIR promotes the accumulation of bioactive substances in the plant, supports photosynthesis and enhances plant growth.HaifaStim™ KIR strengthens the plant and triggers the activity of antioxidant enzymes, thus mitigating the negative effects of oxidative stresses.HaifaStim™ KIR is ideal for Nutrigation™, foliar applications and hydroponics, and useful for seed and pre-harvest treatments.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eApplications\u003c\/div\u003e\n\u003cdiv\u003eHaifaStim™ Kir is recommended for seed and plug treatment, and all through the growth season. It is highly recommended when weather conditions give rise to drought and salinity build-up.\u003c\/div\u003e\n\u003cdiv\u003eCoating of seeds with HaifaStim™ KIR creates protection and stimulates germination.  Pre-harvest treatment of fruits and vegetables with HaifaStim™ KIR extends yield shelf life. \u003c\/div\u003e\n\u003cdiv\u003eHaifaStim Kir is compatible with most fertilizers, biostimulants and crop protection products. It is advisable to carry out a small-scale test to ensure compatibility and plant safety of the mix.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/Ramos_HaifaStim_KIR_10L_US_-7732376961108.pdf?v=1755584538\" title=\"HaifaStim Kir Label\" target=\"_blank\" rel=\"noopener\"\u003eLABEL\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Haifa Fertilizers","offers":[{"title":"Default Title","offer_id":42225724096596,"sku":"Haifastim-KIR-10L","price":327.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/haifa-stim-kir.jpg?v=1752679750"},{"product_id":"haifa-multi-k-gg-potassium-nitrate-55-lb","title":"Haifa Multi-K GG Potassium Nitrate 55 lb","description":"\u003ch2\u003eHaifa Multi-K™ GG Potassium Nitrate 13-0-46.2 – 55 lb\u003c\/h2\u003e\u003cp\u003eHaifa Multi-K GG is a greenhouse-grade, fully water-soluble potassium nitrate fertilizer — a highly efficient source of nitrate nitrogen and potassium. Suitable for all phases of the growing season and compatible with all water-soluble fertilizers and agrochemicals.\u003c\/p\u003e\u003ch3\u003eAnalysis\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTotal Nitrogen (N): 13.5% (all nitrate)\u003c\/li\u003e\n\u003cli\u003ePotassium (K₂O): 46.2%\u003c\/li\u003e\n\u003cli\u003e1 kg in tank provides 462 g K₂O and 135 g nitrate-N\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFully water-soluble — 100% plant nutrients\u003c\/li\u003e\n\u003cli\u003eFree of chloride, sodium, and other detrimental elements\u003c\/li\u003e\n\u003cli\u003eNon-volatile — no nitrogen losses to the atmosphere\u003c\/li\u003e\n\u003cli\u003eNitrate-N does not compete with calcium at the root zone\u003c\/li\u003e\n\u003cli\u003eWide-range compatibility with all fertilizers and agrochemicals\u003c\/li\u003e\n\u003cli\u003eSuitable for fertigation blends and liquid fertilizer production\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePotassium Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eImproved drought resistance and winter hardiness\u003c\/li\u003e\n\u003cli\u003eBetter disease resistance and longer storage life\u003c\/li\u003e\n\u003cli\u003eActivates enzymatic reactions and maintains turgor\u003c\/li\u003e\n\u003cli\u003eRegulates stomata and supports sugar\/starch formation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Application Methods\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHydroponic nutrient solutions\u003c\/li\u003e\n\u003cli\u003eFertigation: drip, micro-jet, center pivot, sprinklers\u003c\/li\u003e\n\u003cli\u003eFoliar spray programs\u003c\/li\u003e\n\u003cli\u003eFertilizer blends and liquid fertilizer production\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePackaging\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e55 lb bag\u003c\/li\u003e\n\u003cli\u003eGround shipping only (UPS\/FedEx) — Hazardous Material UN1486, 5.1 Oxidizer, III\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Haifa Fertilizers","offers":[{"title":"Default Title","offer_id":42225724883028,"sku":"Multi-K-GG-BLUE-BAG-55lb.","price":51.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/rn-image_picker_lib_temp_5060d911-c74c-48c9-a060-4f95e21b8992.webp?v=1776025015"},{"product_id":"haifa-map-12-61-0-fertilizer-50-lb-bag","title":"Haifa MAP 12-61-0 fertilizer 50 lb. bag","description":"\u003ch1\u003eUnlock Superior Crop Nutrition with Haifa MAP™ 12-61-0 Fertilizer\u003c\/h1\u003e\u003ch2\u003eUnleash the Power of Haifa MAP (mono ammonium phosphate)! Elevate crop nutrition with water-soluble phosphorus, enhancing natural uptake for thriving, robust plant growth.\u003c\/h2\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003eDiscover the benefits of Haifa MAP 12-61-0 mono ammonium phosphate, a fully water-soluble nitrogen and phosphorus fertilizer perfect for fertigation, foliar feeding, and hydroponic applications. This premium product ensures efficient nutrient delivery, promoting robust growth and enhanced phosphorus uptake in all crops. Ideal for professional horticulturists seeking optimal plant health and productivity.\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBoost Nutrient Absorption - Maximize the efficiency of your crops by providing them with water-soluble phosphorus, ensuring they receive essential nutrients for robust growth and development. \u003c\/li\u003e\n\u003cli\u003eOptimize Plant Health - Enhance natural phosphorus uptake in your plants thanks to the ammonium component in Haifa MAP™, which lowers the root zone pH, making phosphorus more available and boosting overall plant vitality. \u003c\/li\u003e\n\u003cli\u003eIncrease Crop Yield - With superior Nutrigation™ and foliar feeding solutions, achieve higher yields and healthier plants without the need for mixing with calcium or magnesium fertilizers, simplifying your nutrient management.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv data-variation=\"\" data-variation-score=\"55\" data-variation-id=\"86884697\" data-asset-type=\"landing_page_builder_cta\" data-generation-tool=\"dd_landing_page_call_to_action\" data-language=\"en-us\" data-scoring-method=\"ContentTaxonomy\" data-scoring-method-id=\"697\" data-scoring-method-name=\"Other\"\u003e\u003ch3\u003eBoost Your Crops\u003c\/h3\u003e\u003c\/div\u003e","brand":"Haifa Fertilizers","offers":[{"title":"Default Title","offer_id":42225734385748,"sku":"Haifa_MAP-50lb.","price":62.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/Haifa_20-MAP-12-61-0-fertilizer.jpg?v=1752679811"},{"product_id":"haifa-cal-gg","title":"Haifa Cal GG 15.5-0-0 | 50 lb","description":"\u003ch2\u003eGreenhouse-Grade Calcium Nitrate for Professional Horticulture\u003c\/h2\u003e\n\u003cp\u003eHaifa Cal™ GG (Greenhouse Grade) delivers fully water-soluble calcium nitrate optimized for fertigation, hydroponics, and foliar applications in controlled-environment agriculture. With 15.5% nitrogen and 19% calcium, this greenhouse-grade formulation provides efficient, plant-available sources of both nutrients. Free of chloride, sodium, and sulfate, Cal GG ensures clean nutrition without salt accumulation or nutrient antagonism—critical for high-value greenhouse crops and intensive production systems.\u003c\/p\u003e\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Water Solubility:\u003c\/strong\u003e Dissolves fully and rapidly in cold water, ideal for injection systems, drip irrigation, and hydroponic nutrient solutions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficient Calcium \u0026amp; Nitrogen Source:\u003c\/strong\u003e Provides readily available calcium and nitrate nitrogen for optimal plant uptake and utilization\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChloride \u0026amp; Sulfate Free:\u003c\/strong\u003e Prevents salt accumulation and eliminates precipitation issues when mixed with other fertilizers (except phosphates and sulfates)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous Calcium Supply:\u003c\/strong\u003e Addresses calcium's immobility in plants by providing steady nutrition throughout the crop cycle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Enhancement:\u003c\/strong\u003e Strengthens cell walls, improves firmness, reduces physiological disorders (blossom end rot, tip burn), and extends shelf life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGreenhouse-Grade Purity:\u003c\/strong\u003e Low heavy metal content and minimal impurities ensure safe use in recirculating systems and on high-value crops\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Nitrogen (N):\u003c\/strong\u003e 15.5%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalcium (Ca):\u003c\/strong\u003e 19.0%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalysis:\u003c\/strong\u003e 15.5-0-0 + 19% Ca\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm:\u003c\/strong\u003e Water-soluble white granular\/prilled\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChloride:\u003c\/strong\u003e Free\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSulfate:\u003c\/strong\u003e Free\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSodium:\u003c\/strong\u003e Free\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage:\u003c\/strong\u003e 50 lb. bag\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplication Guidelines\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHydroponics\/Soilless Systems:\u003c\/strong\u003e Maintain 150-200 ppm N and 150-180 ppm Ca in nutrient solution for most greenhouse crops. Adjust based on crop type, growth stage, and water quality. Prepare separate stock tanks (A and B) to prevent precipitation with phosphate and sulfate sources.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFertigation\/Drip Irrigation:\u003c\/strong\u003e Apply 10-25 lbs per acre per week through injection systems. Dissolve completely before injection. Ideal for greenhouse tomatoes, peppers, cucumbers, lettuce, and ornamentals grown in soilless media.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFoliar Application:\u003c\/strong\u003e Mix 2-4 lbs per 100 gallons of water. Apply during active growth periods to prevent calcium deficiency disorders. Spray during cooler parts of the day or under reduced light to maximize absorption and minimize leaf burn.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStock Solution Preparation:\u003c\/strong\u003e Dissolve in water according to your fertigation system requirements. Always prepare calcium nitrate in a separate tank (Tank A) from phosphate and sulfate fertilizers (Tank B) to prevent precipitation.\u003c\/p\u003e\n\u003ch3\u003eWhy Calcium Nutrition Matters\u003c\/h3\u003e\n\u003cp\u003eCalcium is essential for cell wall structure, membrane integrity, and enzyme activation. It directly influences fruit firmness, disease resistance, and post-harvest quality. Unlike mobile nutrients, calcium cannot be redistributed within the plant, so continuous supply is critical—especially during rapid growth and fruit development.\u003c\/p\u003e\n\u003cp\u003eThe nitrate form of nitrogen in Haifa Cal GG promotes vigorous vegetative growth and enhances calcium uptake. Nitrate nitrogen is readily absorbed by plants and supports optimal crop development without the pH complications associated with ammonium-based fertilizers.\u003c\/p\u003e\n\u003ch3\u003ePreventing Calcium Deficiency Disorders\u003c\/h3\u003e\n\u003cp\u003eCalcium deficiency causes significant economic losses in greenhouse production through disorders like blossom end rot (tomatoes, peppers), tip burn (lettuce, cabbage), and fruit cracking. These disorders occur even when calcium levels are adequate in the growing media, because calcium movement depends on transpiration and can be limited during rapid fruit expansion or high humidity.\u003c\/p\u003e\n\u003cp\u003eRegular application of Haifa Cal GG through fertigation and strategic foliar sprays ensures adequate calcium reaches developing tissues, preventing deficiency symptoms and maximizing marketable yield.\u003c\/p\u003e\n\u003ch3\u003eCompatibility \u0026amp; Mixing\u003c\/h3\u003e\n\u003cp\u003eHaifa Cal GG can be mixed with most water-soluble fertilizers except those containing sulfates or phosphates. When preparing concentrated stock solutions, always keep calcium nitrate separate from sulfate and phosphate sources to prevent precipitation. Mix in the final dilute solution or inject through separate lines.\u003c\/p\u003e\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cp\u003eGreenhouse tomatoes, peppers, cucumbers, eggplant, lettuce, leafy greens, strawberries, cut flowers, potted ornamentals, specialty crop, and any crop grown in soilless media, hydroponics, or controlled-environment systems where calcium nutrition and crop quality are priorities.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eHaifa Cal GG is the trusted calcium nitrate choice for professional greenhouse growers worldwide.\u003c\/em\u003e\u003c\/p\u003e","brand":"Haifa Fertilizers","offers":[{"title":"Default Title","offer_id":42225739268180,"sku":"Haifa-Cal-GG-50lb.","price":32.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/rn-image_picker_lib_temp_5536df97-533a-4e89-8ab5-fcdbde6c82c9.webp?v=1772145615"},{"product_id":"haifa-bittermag-magnesium-sulfate-heptahydrate-horticultural-grade-50-lb-bag","title":"Haifa BitterMag Magnesium Sulfate 50 lb","description":"\u003ch2\u003eHaifa BitterMag™ Magnesium Sulfate Heptahydrate – 50 lb\u003c\/h2\u003e\u003cp\u003eHaifa BitterMag™ is a premium horticultural-grade magnesium sulfate engineered for professional growers. Pharmaceutical-grade purity ensures 100% water solubility with zero residue — ideal for precision injection systems, drip lines, and foliar programs.\u003c\/p\u003e\u003ch3\u003eAnalysis\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMagnesium (Mg): 9.8%\u003c\/li\u003e\n\u003cli\u003eSulfur (S): 13%\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e100% water-soluble — residue-free in all application systems\u003c\/li\u003e\n\u003cli\u003ePharmaceutical-grade purity\u003c\/li\u003e\n\u003cli\u003eSupports chlorophyll production and enzyme activation across all growth stages\u003c\/li\u003e\n\u003cli\u003eCompatible with injection systems, drip lines, and spray equipment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Application Methods\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eInjection and fertigation systems\u003c\/li\u003e\n\u003cli\u003eDrip and micro-jet lines\u003c\/li\u003e\n\u003cli\u003eFoliar spray programs\u003c\/li\u003e\n\u003cli\u003eHydroponic nutrient solutions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePackaging\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e50 lb bag\u003c\/li\u003e\u003c\/ul\u003e","brand":"Haifa Fertilizers","offers":[{"title":"Default Title","offer_id":42225739300948,"sku":"Haifa-BitterMAG-50lb.","price":23.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/HAIFA-BITTERMAG-BAG.jpg?v=1776023995"},{"product_id":"haifa-micro-iron-dtpa-11","title":"Haifa Micro™ Iron DTPA 11% — Chelated Iron Fertilizer (25 kg)","description":"\u003ch2\u003eHaifa Micro™ FeK-DTPA 11% — Chelated Iron Fertilizer\u003c\/h2\u003e\n\u003cp\u003eA premium DTPA-chelated iron fertilizer delivering 11% soluble iron for rapid correction and prevention of iron deficiency in hydroponics, fertigation, and soil applications. Unlike most Fe-DTPA fertilizers — which use sodium as the counter-ion — Haifa Micro FeK-DTPA is complexed with \u003cstrong\u003epotassium\u003c\/strong\u003e, eliminating sodium loading in your nutrient solution. A critical advantage in recirculating systems, high-EC environments, and sodium-sensitive crops.\u003c\/p\u003e\n\n\u003ch3\u003eGuaranteed Analysis\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIron (Fe), chelated by DTPA\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e11%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePotassium (K₂O)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePotassium (K elemental)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~7.5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eChelating agent: DTPA (diethylenetriaminepentaacetic acid). Iron remains plant-available at pH 4.0–7.0.\u003c\/p\u003e\n\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePotassium-complexed, not sodium\u003c\/strong\u003e — adds beneficial K⁺ instead of Na⁺; no sodium accumulation in recirculating or closed systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrevents and corrects iron deficiency\u003c\/strong\u003e — rapidly resolves interveinal chlorosis and stunted growth\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDTPA chelation for maximum bioavailability\u003c\/strong\u003e — iron stays plant-available across a wide pH range (up to ~7.0)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAbsorbed rapidly and completely\u003c\/strong\u003e — suitable for both foliar and root-zone application\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIdeal for hydroponics and fertigation\u003c\/strong\u003e — fully water-soluble, compatible with most nutrient programs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended for acidic to neutral soils\u003c\/strong\u003e (pH 4.0–7.0)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAbout Iron in Plant Nutrition\u003c\/h3\u003e\n\u003cp\u003eIron is essential for chlorophyll synthesis, cell division, and electron transport in photosynthesis. Deficiency appears as interveinal chlorosis on young leaves — yellowing between the veins while veins remain green. DTPA chelation keeps iron soluble and plant-available even as pH fluctuates, making it the preferred form for precision nutrient programs.\u003c\/p\u003e\n\n\u003ch3\u003eApplication Rates\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eMethod\u003c\/th\u003e\n\u003cth\u003eRate\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFertigation (preventive)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10–20 g \/ 100 L\u003c\/td\u003e\n\u003ctd\u003eApply weekly or as needed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFertigation (corrective)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20–40 g \/ 100 L\u003c\/td\u003e\n\u003ctd\u003eApply 2–3x per week until corrected\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHydroponics\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15–25 g \/ 1,000 L\u003c\/td\u003e\n\u003ctd\u003eTargets ~1–3 ppm Fe in solution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFoliar (preventive)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50–100 g \/ 100 L\u003c\/td\u003e\n\u003ctd\u003eSpray to runoff; apply early morning or evening\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFoliar (corrective)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100–200 g \/ 100 L\u003c\/td\u003e\n\u003ctd\u003eRepeat every 5–7 days until symptoms resolve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eRefer to the Technical Data Sheet for crop-specific recommendations. Always calibrate to your target Fe ppm using an EC meter or nutrient analysis.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eCompatibility \u0026amp; Handling\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdd last\u003c\/strong\u003e to your nutrient solution after other salts are dissolved and diluted\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDo not premix\u003c\/strong\u003e with concentrated phosphate or sulfate solutions — dilute first to avoid precipitation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStore in a cool, dry place\u003c\/strong\u003e in a sealed container; hygroscopic — reseal immediately after use\u003c\/li\u003e\n\u003cli\u003eCompatible with most water-soluble fertilizers and nutrient programs when properly diluted\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDocuments\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/Haifa_Micro_Fe_DTPA_11_K_TDS-7732382662740.pdf?v=1755589330\" target=\"_blank\" rel=\"noopener\" title=\"Haifa Micro Iron DTPA Technical Data Sheet\"\u003eTechnical Data Sheet (TDS)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/Haifa_Micro_Fe_DTPA_11_K_SDS-7732382662740.pdf?v=1755589389\" target=\"_blank\" rel=\"noopener\" title=\"Haifa Micro Iron DTPA 11% Safety Data Sheet\"\u003eSafety Data Sheet (SDS)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Haifa Fertilizers","offers":[{"title":"Default Title","offer_id":42225739628628,"sku":"Haifa-Fe-DTPA (11% Fe)","price":341.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/mconvertereu_201000004201.jpg?v=1752679846"},{"product_id":"haifa-cal™-absolute","title":"Haifa Cal™ Absolute","description":"\u003ch1 class=\"page-title\"\u003eHaifa Cal™ Absolute: Pure, Nitrogen-Free Calcium Fertilizer\u003c\/h1\u003e\n\u003cp\u003eCalcium is a “quality nutrient” that enhances yield quality and extends shelf life. As calcium is not mobile within the plant or soil, it must be supplied continuously throughout the growth cycle to maintain optimal levels in plant tissues and ensure proper development.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHaifa Cal™ Absolute\u003c\/strong\u003e is an advanced calcium source that provides a highly efficient and flexible solution for calcium nutrition under a wide range of conditions. Delivering calcium with zero nitrogen, it enables precise control over calcium fertilization—without contributing unnecessary nutrients to the solution. This makes it the ideal choice when calcium is needed but nitrogen should be limited, such as during the fruit ripening stage.\u003c\/p\u003e\n\u003cp\u003eFully water-soluble, Haifa Cal™ Absolute is perfectly suited for \u003ca href=\"https:\/\/www.haifa-group.com\/nutrigation%E2%84%A2-fertigation\" target=\"_blank\"\u003eNutrigation™ (fertigation)\u003c\/a\u003e and \u003ca href=\"https:\/\/www.haifa-group.com\/articles\/foliar-fertilizer\" target=\"_blank\"\u003efoliar applications\u003c\/a\u003e, as well as for the production of fertilizer blends and liquid fertilizers.\u003c\/p\u003e\n\u003cp\u003eIt is recommended for use in greenhouse and open-field vegetables, as well as in fruit trees.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003e\u003cstrong\u003eKey benefits of Haifa Cal™ Absolute\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eABSOLUTE control over calcium nutrition\u003c\/li\u003e\n\u003cli\u003eHighly concentrated formula\u003c\/li\u003e\n\u003cli\u003eProvides calcium independently of nitrogen or other elements\u003c\/li\u003e\n\u003cli\u003eFully soluble in water\u003c\/li\u003e\n\u003cli\u003eEnsures fast and efficient uptake by plants\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" title=\"HAIFA CAL ABSOLUTE LABEL\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/Haifa_Cal_Absolute_25kg_LABEL_7766240886868.pdf?v=1758288683\" target=\"_blank\"\u003eLABEL\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" title=\"HAIFA CAL ABSOLUTE SDS\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/Haifa_Cal_Absolute_SDS_7766240886868.pdf?v=1758288796\" target=\"_blank\"\u003eSDS\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Haifa Fertilizers","offers":[{"title":"Default Title","offer_id":42407908540500,"sku":"Haifa-Cal-Abso-55lb.","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/haifa_cal_absolute_3.png?v=1756194504"},{"product_id":"haifa-sop-bio-0-0-52","title":"Haifa SOP BIO Organic 0-0-52 55 lb","description":"\u003ch2\u003ePremium Organic-Certified Potassium Sulfate for Sustainable Agriculture\u003c\/h2\u003e\n\u003cp\u003eHaifa SOP Bio delivers chloride-free potassium and sulfur in a fully water-soluble formula certified for organic production under EU regulations (EC) 834\/2007 and (EC) 889\/2008. With 52% K₂O and 18% sulfur, this premium-grade potassium sulfate provides essential nutrients that enhance crop quality, improve stress tolerance, and maximize storage life—all while meeting the strict standards required for certified organic operations.\u003c\/p\u003e\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrganic Certification:\u003c\/strong\u003e Approved for use in organic agriculture and horticulture under EU Directives, making it ideal for certified organic growers and transitioning operations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChloride-Free Potassium:\u003c\/strong\u003e Sulfate form prevents chloride accumulation and salt stress, particularly important for chloride-sensitive crops like berries, tobacco, potatoes, and tree fruits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Nutrient Action:\u003c\/strong\u003e Supplies both potassium (43% K, 52% K₂O) and sulfur (18% S) in plant-available forms for synergistic crop benefits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Solubility:\u003c\/strong\u003e Dissolves fully in water for fertigation, drip irrigation, foliar application, and hydroponic systems without clogging or residue\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Enhancement:\u003c\/strong\u003e Increases dry matter content, sugar levels, firmness, color development, and post-harvest shelf life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStress Resistance:\u003c\/strong\u003e Strengthens cell walls, improves drought tolerance, and enhances natural disease resistance through optimized potassium nutrition\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eNutrient\u003c\/th\u003e\n\u003cth\u003eContent\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePotassium (K₂O)\u003c\/td\u003e\n\u003ctd\u003e52.0%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePotassium (K)\u003c\/td\u003e\n\u003ctd\u003e43.0%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSulfur (S)\u003c\/td\u003e\n\u003ctd\u003e18.0%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSulfate (SO₃)\u003c\/td\u003e\n\u003ctd\u003e45.0%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eAnalysis:\u003c\/strong\u003e 0-0-52 (N-P₂O₅-K₂O)\u003cbr\u003e\u003cstrong\u003eForm:\u003c\/strong\u003e Water-soluble crystalline powder\u003cbr\u003e\u003cstrong\u003eChloride content:\u003c\/strong\u003e \u0026lt;2% (chloride-free grade)\u003cbr\u003e\u003cstrong\u003ePackage size:\u003c\/strong\u003e 55 lb. bag\u003c\/p\u003e\n\u003ch3\u003eApplication Guidelines\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eFertigation\/Drip Irrigation:\u003c\/strong\u003e Apply 10-30 lbs per acre per week during fruit development and maturation stages. Dissolve completely before injection. Adjust rates based on soil tests and crop demand.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFoliar Application:\u003c\/strong\u003e Mix 3-5 lbs per 100 gallons of water. Apply during fruit sizing and ripening to enhance quality parameters. Add a non-ionic surfactant for improved uptake.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSoil Application:\u003c\/strong\u003e Broadcast or band 50-150 lbs per acre depending on soil test results and crop requirements. Incorporate before planting or side-dress during the growing season.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHydroponics:\u003c\/strong\u003e Maintain 200-300 ppm K in nutrient solution for most crops. Adjust based on crop type, growth stage, and production goals. Monitor EC after addition.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNote: Do not tank-mix with calcium-based fertilizers to avoid precipitation. Compatible with most other water-soluble fertilizers.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eWhy Potassium Sulfate for Organic Production?\u003c\/h3\u003e\n\u003cp\u003ePotassium is essential for enzyme activation, protein synthesis, water regulation, and carbohydrate translocation. It directly influences crop quality attributes including sugar content, acidity, firmness, color, and storage potential. Sulfur supports protein formation, enzyme function, and chlorophyll production while enhancing nitrogen use efficiency.\u003c\/p\u003e\n\u003cp\u003eUnlike potassium chloride (muriate of potash), potassium sulfate provides potassium without chloride, preventing salt accumulation and chloride toxicity in sensitive crops. The sulfate form also supplies valuable sulfur, making SOP Bio a dual-purpose nutrient source that supports both yield and quality.\u003c\/p\u003e\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cp\u003eCertified organic operations, chloride-sensitive crops (berries, grapes, tobacco, potatoes, citrus, stone fruits), greenhouse production, hydroponic systems, high-value vegetables, and any application where premium quality and chloride-free nutrition are priorities.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eHaifa SOP Bio combines the agronomic performance professional growers demand with the organic certification sustainable agriculture requires.\u003c\/em\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/sop-bio-spec.pdf?v=1773503966\" target=\"_blank\" title=\"Haifa SOP BIO 0-0-52 specifications sheet\" rel=\"noopener\"\u003e\u003cem\u003eSpecification Sheet\u003c\/em\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/Haifa_SOP_Bio_0-0-52_Label1.pdf?v=1773503966\" target=\"_blank\" title=\"Haifa SOP BIO 0-0-52 fertilizer label\" rel=\"noopener\"\u003e\u003cem\u003eLABEL\u003c\/em\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/Haifa_SOP_BIO_0-0-52_MSDS.pdf?v=1773503965\" target=\"_blank\" title=\"safety data sheet\" rel=\"noopener\"\u003e\u003cem\u003eSDS\u003c\/em\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/hnb-19779-cert_1.pdf?v=1773504299\" target=\"_blank\" title=\"OMRI certificate for Haifa SOP BIO 0-0-52 fertilizer\" rel=\"noopener\"\u003e\u003cem\u003eOMRI CERTIFICATE\u003c\/em\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Haifa Fertilizers","offers":[{"title":"Default Title","offer_id":42898580963412,"sku":"Haifa-BIO-55lb.","price":40.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/rn-image_picker_lib_temp_c74d2a37-7583-410d-b123-4d3b48ae5641.webp?v=1770674940"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/collections\/HAIFA_Logo-CMYK-1200x1445.png?v=1772903144","url":"https:\/\/customhydronutrients.com\/collections\/haifa-fertilizers.oembed","provider":"Custom Hydro","version":"1.0","type":"link"}