Specialty Crop Fertilizers

Professional-Grade Fertilizers Formulated for Specialty Crops

Give your plants the precise nutrition they need at every stage of growth. Our curated collection of dry, water-soluble fertilizers is trusted by commercial cultivators and serious home growers alike — delivering consistent, measurable results from propagation to harvest.

Whether you're building a custom nutrient formula tailored to your specific grow facility or looking for a ready-to-use commercial blend, every product in this collection is fully soluble and engineered for maximum nutrient uptake in soil, coco, and hydroponic systems.

Why Choose Our Specialty Crop Fertilizers

  • Optimized NPK ratios — formulas designed specifically for veg, bloom, and finishing stages
  • Fully water-soluble — dissolves completely with no residue, compatible with drip, NFT, and hand-watering
  • Maximize yield and quality — support secondary metabolite development with balanced macro and micronutrients
  • Flexible options — individual components for custom formulation or complete blends for commercial cultivation
  • Fast shipping — orders ship quickly and arrive safely

Ideal For

  • Indoor and greenhouse specialty crop cultivation
  • Hydroponic, coco coir, and soil-based systems
  • Commercial licensed facilities building custom feed programs
  • Veg, bloom, and finishing stages
  • VanSil wollastonite calcium silicate 4 lb clear ziplock bag with white mineral granules VanSil Wollastonite Calcium Silicate 4 lb
    VanSil Wollastonite Calcium Silicate 4 lb
    VanSil Wollastonite Calcium Silicate 4 lb
    $7.45
    $0.00 $7.45
    $1.86 lb
  • peters hydroponic finisher 25 pound bag Peters Professional 0-15-30 Hydroponic Finisher - 25 lb
    Peters Professional 0-15-30 Hydroponic Finisher - 25 lb
    Grower Price
    Peters Professional 0-15-30 Hydroponic Finisher - 25 lb
    $65.64
    $102.86 $65.64
    $2.63 lb
    Grower Price
  • Haifa GrowClean 5-31-40 polyphosphate fertilizer 55 lb. Haifa GrowClean fertilizer 55 lb. bag-BACK
    Haifa GrowClean 5-31-40 polyphosphate fertilizer 55 lb.
    Sold out
    Haifa GrowClean 5-31-40 polyphosphate fertilizer 55 lb.
    $129.05
    $161.00 $129.05
    Sold out
  • Ferti-Fulvic Plus 90% Fulvic Acid 20 lb. Ferti-Fulvic Plus 90% Fulvic Acid - 20 lb
    Ferti-Fulvic Plus 90% Fulvic Acid - 20 lb
    Ferti-Fulvic Plus 90% Fulvic Acid - 20 lb
    $123.60
    $0.00 $123.60
    $6.18 lb
  • Copper EDTA 15% 8 ounces
    Copper EDTA 15% 8 ounces
    Copper EDTA 15% 8 ounces
    $12.50
    $0.00 $12.50
  • Zinc EDTA chelate 15% Zn 20 lb white pail with Custom Hydro Nutrients logo Zinc EDTA Chelate infographic — 15% Zn, chelated formula, hydroponic fertigation and foliar application rates
    Zinc EDTA Chelate | 15% Zn 20 lb
    Zinc EDTA Chelate | 15% Zn 20 lb
    $172.00
    $0.00 $172.00
  • Hortus IBA Water Soluble Salts 100 grams Hortus IBA rooting hormones
    Hortus IBA | 100g
    Grower Price
    Hortus IBA | 100g
    $97.65
    $126.00 $97.65
    Grower Price
  • Boric acid powder 99.9% pure 4 lb resealable screw-top jar with Custom Hydro Nutrients logo Boric acid 99.9% 4 lb.
    Boric Acid Powder | 99.9% Pure 4 lb
    Boric Acid Powder | 99.9% Pure 4 lb
    $22.87
    $0.00 $22.87
  • Copper Sulfate fertilizer 4 lb.
    Copper Sulfate Fine Crystals | 25% Cu 4...
    Copper Sulfate Fine Crystals | 25% Cu 4...
    $21.00
    $0.00 $21.00
  • Calcium Chloride fertilizer 1 lb.
    Calcium Chloride fertilizer 1 lb.
    Calcium Chloride fertilizer 1 lb.
    $7.04
    $0.00 $7.04
  • REXOLIN Calcium EDTA fertilizer 55 lb.
    REXOLIN Calcium EDTA fertilizer 55 lb.
    Grower Price
    REXOLIN Calcium EDTA fertilizer 55 lb.
    $392.92
    $545.72 $392.92
    Grower Price
  • Sulfate of Potash 0-0-51 Greenhouse Grade 20 lb. Sulfate of Potash 0-0-51 GG 20 lb.
    Sulfate of Potash 0-0-51 GG 20 lb.
    Sulfate of Potash 0-0-51 GG 20 lb.
    $36.26
    $0.00 $36.26
    $1.81 lb
  • Nutrient Solution Test
    Hydroponic Nutrient Solution Lab Test
    Hydroponic Nutrient Solution Lab Test
    $49.00
    $0.00 $49.00
  • Cobalt Sulfate, 8 oz
    Cobalt Sulfate, 8 oz
    Cobalt Sulfate, 8 oz
    $21.64
    $0.00 $21.64
  • Potassium Nitrate RECI, 20 lb. bucket
    Haifa Multi-K RECI Potassium Nitrate 20 lb
    Haifa Multi-K RECI Potassium Nitrate 20 lb
    $41.78
    $0.00 $41.78
  • Ferti-Organic Soluble Humic Acid 0-0-7 - 1 lb Ferti-Organic Soluble Humic Acid 0-0-7 - 1 lb
    Ferti-Organic Soluble Humic Acid 0-0-7 - 1 lb
    Ferti-Organic Soluble Humic Acid 0-0-7 - 1 lb
    $12.00
    $0.00 $12.00
    $12.00 lb

Serving Arkansas, Kansas, Missouri and Oklahoma. Shipping Nationwide! Wholesale to the public!