With 25 formulations across 8 categories, Trelfey’s water-soluble fertilizer range covers the full spectrum of crop nutrition for greenhouse, hydroponic, field and orchard programs worldwide. Every product line below links directly to specifications, applications and packaging details.
Hydroponic Nutrients
A+B concentrates built for soilless systems: calcium-safe mixing, chelated micronutrients and complete NPK for fruiting and leafy crops grown without soil.
NPK Water Soluble Fertilizer
Stage-specific NPK ratios — 10-40-10+TE flowering, 10-5-45+TE fruiting, 18-18-18+TE and 21-21-21+TE balanced — fully soluble for fertigation and foliar application.
- NPK 10-5-45+TE Water-soluble Fertilizer-Trelfey™
- NPK 10-40-10+TE Water Soluble Fertilizer–Trelfey™
- NPK 18-18-18+TE Water-soluble Fertilizer-Trelfey™
- NPK 21-21-21+TE Water-soluble Fertilizer-Trelfey™
Organic Fertilizer
Bio-organic and organic lines including black soldier fly, seaweed extract and NPK organic blends for soil building, beneficial biology and sustainable programs.
- Black Soldier Fly Bio-organic Fertilizer-Trelfey™
- NPK Organic Fertilizer-Trelfey™
- Seaweed Extract with Potassium-Trelfey™
- Small Molecule Organic Fertilizer
Functional Special Fertilizer
Liquid functional lines — fish protein, humic NPK liquid, amino acid and nitrogen liquids — for rapid correction, stress management and targeted crop stages.
- Liquid Nitrogen Fertilizer-Trelfey™
- Fish Protein Functional Fertilizer-Trelfey™
- Humic Acid Liquid Fertilizer-Trelfey™
- Calcium-Magnesium-Amino Acid Fertilizer-Trelfey™
Humic Acid
Potassium fulvic acid, lignite humic acid and potassium humate granules for soil conditioning in saline, sandy and low-organic-matter soils.
- Potassium Fulvic Acid Powder-Trelfey™
- Lignite Humic Acid Powder-Trelfey™
- Potassium Humate Organic Fertilizer-Trelfey™
Amino Acid
Compound amino acid powder for rapid foliar uptake, stress tolerance and chelation of micronutrients in high-value crops.
Microbial Agent
Rooting, anti-continuous-cropping and root-knot nematode microbial agents that rebuild soil biology and protect root health.
MKP
Potassium dihydrogen phosphate (0-52-34) for high-phosphorus demand stages and clean, clog-free fertigation lines.
Looking for a specific formulation or custom NPK ratio? Contact our export team — we supply this water-soluble fertilizer range factory-direct with batch COA and flexible packaging. For a global perspective on fertilizer and soil management, see the Food and Agriculture Organization (FAO).
Follow Trelfey on Facebook for field trial results, new formulations and export updates: Trelfey on Facebook.