Fertilizers
-
Amendments
Soil Amendments & Growing MediaHealthy soil and growing media are the foundation...
-
BioStimulants
Plant Biostimulants & Growth EnhancersBiostimulants are substances and microorganisms that improve plant...
-
Specialty Crop Fertilizers
Professional-Grade Fertilizers Formulated for Specialty Crops Give your plants the precise nutrition...
-
Foliar Fertilizers & Spray Supplies
Shop foliar fertilizers, soluble nutrients, biostimulants, and spray adjuvants for professional greenhouse,...
-
Liquid Fertilizers
Blended Liquid Fertilizer ConcentratesLiquid fertilizer concentrates offer convenience and precision for hydroponic,...
-
Organic Fertilizers
Dry Organic & Natural Mineral FertilizersCustom Hydro stocks a full range of...
-
Schedule Consultation
Schedule a Fertilizer & Hydroponics ConsultationGet expert, one-on-one guidance from Custom Hydro...
-
Stock Solution Preservatives
Preservatives for Fertilizer Solutions & Hydroponic ReservoirsMicrobial contamination in fertilizer stock solutions...
-
Water Soluble Fertilizers
Shop water-soluble fertilizer ingredients and blended formulas for building a crop nutrition...
Shop water-soluble, liquid and organic fertilizers, amendments and biostimulants for commercial greenhouse, nursery, field and market-garden production. Find crop nutrition options for hydroponics, fertigation, foliar feeding and soil-based growing.
Browse the categories below by fertilizer type, crop or application. Compare nutrient analyses, fertilizer grades and package sizes on individual product pages, and choose products around your crop requirements, water quality and growing media. Organic-use listings, mixing guidance and application directions are product-specific.
-
Haifa Cal GG 15.5-0-0 | 50 lbRegular price $33.60Regular priceUnit price $0.67 per lb$38.00Sale price $33.60Grower Price -
CalPhos POWDER 50 lb.Regular price $18.94Regular priceUnit price $0.38 per lb
-
Ferti-Organic Soluble Seaweed Extract 0-0-14 - 1 lbRegular price $10.80Regular priceUnit price $10.80 per lb
$0.00Sale price $10.80 -
Monoammonium Phosphate 12-61-0 fertilizer 4 lb.Regular price $20.96Regular priceUnit price $5.24 per lb
$0.00Sale price $20.96 -
Sprint 330 10% Iron DTPA chelated fertilizer 5...Regular price $87.10Regular priceUnit price per
$102.90Sale price $87.10Sold out -
Ferti-Corn Steep Powder 6-7-7 Organic NPK - 50...Regular price $139.80Regular priceUnit price $2.80 per lb$210.25Sale price $139.80Grower Price -
Sodium Molybdate fertilizer 4 lb.Regular price $154.08Regular priceUnit price $38.52 per lb$192.60Sale price $154.08Grower Price -
Haifa BitterMag Magnesium Sulfate 50 lbRegular price $23.36Regular priceUnit price $0.47 per lb$45.00Sale price $23.36Grower Price -
Protassium+ Organic SOP 0-0-50 Standard Fines | 50...Regular price $65.60Regular priceUnit price $1.31 per lb
$98.66Sale price $65.60Grower Price -
VanSil CS-1 Wollastonite Calcium Silicate 50 lbRegular price $27.38Regular priceUnit price $0.55 per lb$41.07Sale price $27.38Grower Price -
Solubor Boron Fertilizer | 20.5% B 8 ozRegular price $5.00Regular priceUnit price per
$0.00Sale price $5.00 -
Calcium Nitrate 15.5-0-0 | 40 lbRegular price $38.81Regular priceUnit price $0.97 per lb
$0.00Sale price $38.81 -
Magnesium Nitrate 4 lb.Regular price $12.16Regular priceUnit price $3.04 per lb
$0.00Sale price $12.16 -
Magnesium Sulfate Heptahydrate (Epsom Salt) - 40 lbRegular price $28.15Regular priceUnit price $0.70 per lb
$0.00Sale price $28.15 -
Zinc Sulfate fertilizer 1 lb.Regular price $5.00Regular priceUnit price per
$0.00Sale price $5.00 -
Solubor Boron Fertilizer | 20.5% B 50 lb...Regular price $107.32Regular priceUnit price $2.15 per lb$177.00Sale price $107.32Grower Price
Serving Arkansas, Kansas, Missouri and Oklahoma. Shipping Nationwide! Wholesale to the public!