Quick Order

Use Quick Order to find products across the Custom Hydro catalog. Confirm the exact product, package size and quantity before adding items to your order. Review individual listings whenever you need formulation details, specifications or product-specific purchasing information.

  • Manganese Sulfate fertilizer 4 lb.
    Manganese Sulfate fertilizer 4 lb.
    Manganese Sulfate fertilizer 4 lb.
    $25.14
    $0.00 $25.14
    $6.29 lb
  • CalPhos soft rock phosphate standard powder 50 lb. brown kraft paper bag — 0-3-0 organic phosphorus and calcium by Canton Mills CalPhos POWDER 50 lb.
    CalPhos POWDER 50 lb.
    CalPhos POWDER 50 lb.
    $18.94
    $18.94
    $0.38 lb
  • Ferti-Organic Soluble Seaweed Extract 0-0-14 - 1 lb Ferti-Organic Soluble Seaweed Extract 0-0-14 - 1 lb
    Ferti-Organic Soluble Seaweed Extract 0-0-14 - 1 lb
    Ferti-Organic Soluble Seaweed Extract 0-0-14 - 1 lb
    $10.80
    $0.00 $10.80
    $10.80 lb
  • Monoammonium Phosphate 12-61-0 fertilizer 4 lb.
    Monoammonium Phosphate 12-61-0 fertilizer 4 lb.
    Monoammonium Phosphate 12-61-0 fertilizer 4 lb.
    $17.16
    $0.00 $17.16
    $4.29 lb
  • Sprint 330 10% Iron DTPA chelated fertilizer 5 lb.
    Sprint 330 10% Iron DTPA chelated fertilizer 5...
    Sold out
    Sprint 330 10% Iron DTPA chelated fertilizer 5...
    $87.10
    $102.90 $87.10
    Sold out
  • Haifa BitterMAG Epsom Salt Fertilizer for Hydroponics. Haifa BitterMAG 50 lb. bag backside
    Haifa BitterMag Magnesium Sulfate 50 lb
    Grower Price
    Haifa BitterMag Magnesium Sulfate 50 lb
    $23.36
    $45.00 $23.36
    $0.47 lb
    Grower Price
  • Ferti-Corn Steep Powder 6-7-7 fertilizer 50lb. Ferti-Corn Steep Powder 6-7-7 Organic NPK - 50 lb
    Ferti-Corn Steep Powder 6-7-7 Organic NPK - 50...
    Grower Price
    Ferti-Corn Steep Powder 6-7-7 Organic NPK - 50...
    $139.80
    $210.25 $139.80
    $2.80 lb
    Grower Price
  • VanSil CS-1 50 lb bag. VanSil CS-1 Wollastonite Calcium Silicate 50 lb
    VanSil CS-1 Wollastonite Calcium Silicate 50 lb
    Grower Price
    VanSil CS-1 Wollastonite Calcium Silicate 50 lb
    $27.38
    $41.07 $27.38
    $0.55 lb
    Grower Price
  • Organic SOP 0-0-50 STANDARD FINES 50lb. Protassium+ Organic SOP 0-0-50 Standard Fines | 50 lb
    Protassium+ Organic SOP 0-0-50 Standard Fines | 50...
    Grower Price
    Protassium+ Organic SOP 0-0-50 Standard Fines | 50...
    $65.60
    $98.66 $65.60
    $1.31 lb
    Grower Price
  • Custom Hydro sodium molybdate dihydrate, 39.5% molybdenum, in a white 4 lb resealable jar with the product label facing forward. Sodium molybdate 4 lb infographic showing 39.5% molybdenum, its role in nitrate utilization, a dilution example adding approximately 0.10 ppm Mo, and the ruminant-forage warning.
    Sodium Molybdate fertilizer 4 lb.
    Grower Price
    Sodium Molybdate fertilizer 4 lb.
    $139.95
    $192.60 $139.95
    $34.99 lb
    Grower Price
  • Solubor boron fertilizer 20.5% B 8 oz resealable jar with Custom Hydro Nutrients logo Solubor boron fertilizer 8 oz.
    Solubor Boron Fertilizer | 20.5% B 8 oz
    Solubor Boron Fertilizer | 20.5% B 8 oz
    $5.00
    $0.00 $5.00
  • Magnesium Nitrate 4 lb.
    Magnesium Nitrate 4 lb.
    Magnesium Nitrate 4 lb.
    $12.16
    $0.00 $12.16
    $3.04 lb
  • Zinc Sulfate fertilizer 1 lb.
    Zinc Sulfate fertilizer 1 lb.
    Zinc Sulfate fertilizer 1 lb.
    $5.00
    $0.00 $5.00
  • Potassium Nitrate RECI, 4 lb. jar Haifa Multi-K RECI potassium nitrate fertilizer, 4 lb jar repack. Typical analysis: 13.5% nitrate nitrogen and 46.5% K₂O. Sodium: 150 ppm typical, 300 ppm maximum.
    Potassium Nitrate Fertilizer 4 lb – Haifa Multi-K...
    Grower Price
    Potassium Nitrate Fertilizer 4 lb – Haifa Multi-K...
    $15.18
    $32.00 $15.18
    Grower Price
  • Custom Hydro greenhouse-grade calcium nitrate 15.5-0-0 in a 40 lb white lidded bucket with handle, labeled with 14.4% nitrate nitrogen. Close-up of YaraLiva CalciNit white calcium nitrate granular prills
    Calcium Nitrate 15.5-0-0 | 40 lb
    Calcium Nitrate 15.5-0-0 | 40 lb
    $38.81
    $0.00 $38.81
    $0.97 lb
  • Custom Hydro potassium sulfate 0-0-51 fertilizer in a 4 lb translucent Uline jar with a white screw-top lid and printed product label, on a white background. Potassium Sulfate 0-0-51 Greenhouse Grade, 4 lb
    Potassium Sulfate 0-0-51 Greenhouse Grade, 4 lb
    Potassium Sulfate 0-0-51 Greenhouse Grade, 4 lb
    $13.82
    $0.00 $13.82
    $3.46 lb

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