Water Soluble Nitrogen
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Ammonium Sulfate fertilizer
Buy High Quality Ammonium Sulfate For Optimal Growth SoluGreen (21-0-0 with 24%...
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Calcium Nitrate Fertilizers
Calcium Nitrate Fertilizers for Hydroponics & Commercial Greenhouse Production Calcium nitrate is...
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Ferti-Nitro Plus Plant Nitrogen
Ferti-Nitro Plus 13.62-0-0 This is a soy protein hydrolysate fertilizer. A water-soluble...
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Magnesium Nitrate
Magnesium Nitrate is ideal for use in fertigation, hydroponics and in foliar-feeding...
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Mono Ammonium Phosphate
MAP is a whitish crystalline powder, free of chloride and sodium. It...
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Potassium Nitrate – Water Soluble Nitrogen Source
Potassium Nitrate (KNO3) – Water Soluble Nitrogen SourcePotassium nitrate delivers nitrogen exclusively...
Water-Soluble Nitrogen Fertilizers
Nitrogen is the most critical macronutrient for vegetative growth — driving protein synthesis, chlorophyll production, and overall plant vigor. Custom Hydro stocks a full range of water-soluble nitrogen sources in nitrate, ammonium, and urea forms for professional fertigation and hydroponic programs.
Nitrogen Sources Available
- Calcium nitrate — nitrate-N with calcium, ideal for hydroponics
- Potassium nitrate — nitrate-N with potassium, chloride-free
- Monoammonium phosphate (MAP) — ammonium-N with phosphorus
- Ammonium sulfate — ammonium-N with sulfur
- Urea — high-analysis N source for soil and foliar programs
Key Features
- 100% water-soluble — compatible with all fertigation and hydroponic systems
- Multiple N forms available for precise nutrient management
- Nitrate-N sources do not compete with calcium at the root zone
- Suitable for all crops, growing media, and production systems
Ideal Applications
- Hydroponic nutrient solutions
- Fertigation: drip, micro-jet, center pivot, sprinklers
- Foliar spray programs
- Soluble NPK blends and liquid fertilizer production
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YaraLiva CalciNit 15.5-0-0 | 50 lbRegular price $37.25Regular priceUnit price $0.75 per lb$56.02Sale price $37.25Grower Price -
PureCal 13-0-0 Calcium Nitrate | 55 lb BagRegular price $40.77Regular priceUnit price $0.74 per lb
$66.00Sale price $40.77Sold out -
PureCal 13-0-0 Ammonium-Free Calcium Nitrate Fertilizer | 4...Regular price $6.06Regular priceUnit price $1.52 per lb
$0.00Sale price $6.06 -
Ferti-Nitro Plus Organic Nitrogen 13.62-0-0 - 50 lbRegular price $322.62Regular priceUnit price $6.45 per lb$401.80Sale price $322.62Grower Price -
PureCal 13-0-0 Ammonium-Free Calcium Nitrate Fertilizer | 20...Regular price $20.65Regular priceUnit price $1.03 per lb
$0.00Sale price $20.65 -
Calcium Nitrate 15.5-0-0 | 20 lbRegular price $20.55Regular priceUnit price $1.03 per lb$30.49Sale price $20.55Grower Price -
Ferti-Nitro Plus Organic Nitrogen 13.62-0-0 - 4 lbRegular price $41.02Regular priceUnit price $10.26 per lb
$0.00Sale price $41.02 -
Ferti-Nitro Plus Organic Nitrogen 13.62-0-0 - 1 lbRegular price $16.22Regular priceUnit price $16.22 per lb
$0.00Sale price $16.22 -
Calcium Nitrate 15.5-0-0 | 1 lbRegular price $2.26Regular priceUnit price $2.26 per lb
$0.00Sale price $2.26 -
Monoammonium Phosphate 12-61-0 fertilizer 4 lb.Regular price $20.96Regular priceUnit price $5.24 per lb
$0.00Sale price $20.96 -
Potassium Nitrate 20 lbRegular price $41.78Regular priceUnit price $2.09 per lb$83.00Sale price $41.78Grower Price -
Urea 46-0-0 fertilizer low biuret 50 lb.Regular price $39.27Regular priceUnit price per$54.54Sale price $39.27Grower Price -
SoluGreen Ammonium Sulfate 21-0-0 fertilizer 50 lb.Regular price $35.75Regular priceUnit price per$59.62Sale price $35.75Grower Price -
Ammonium Sulfate 20 LBRegular price $18.75Regular priceUnit price per
$0.00Sale price $18.75 -
Haifa GrowClean 5-31-40 polyphosphate fertilizer 55 lb.Regular price $129.05Regular priceUnit price per
$161.00Sale price $129.05Sold out -
PureCal 13-0-0 Ammonium-Free Calcium Nitrate Fertilizer | 1...Regular price $2.28Regular priceUnit price per
$0.00Sale price $2.28
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