Soluble NPK fertilizer for nutrigation and foliar spray
Poly-Feed™ GG is a range of rich, balanced fertilizers for soil and soilless greenhouse crops, suitable for Nutrigation™ (Fertigation) with water of varied quality and for foliar application. All the formulae are enriched with high concentrations of micronutrients. Poly-Feed™ GG is easily identified by the red color of both the bag and the product.
The advantages of Poly-Feed™ GG
- Fully water soluble.
- Made of high quality ingredients.
- Consists of 100% plant nutrients.
- Virtually free of chloride, sodium and other detrimental elements for plants.
- Provides balanced, complete plant nutrition.
- Available in a wide range of formulae.
Available formulae
Formulae for soil-grown greenhouse crops:
| Growth Stage | N:P2O5:K2O | Formula | N-NH2(%) | N-NO3(%) | N-NH4(%) |
|---|---|---|---|---|---|
| Root development | 1-2-1 | 15-30-15 | 4.6 | 4.3 | 6.1 |
| Vegetative | 1-1-1 | 20-20-20 | 10.3 | 5.8 | 3.9 |
| Fruit-set and fruit development | 2-1-2 | 20-9-20 | - | 12.0 | 8.0 |
| 2-1-3 | 17-10-27 | - | 11.3 | 5.7 | |
| 2-1-4 | 16-8-32 | - | 11.7 | 4.3 |
Additional formulae are available upon order of minimum quantity
Formulae for soilless media:
| Formula | K2O/N ratio | N-NO3 (%) | N-NH4 (%) | SO3 (%) | EC (mS/cm) | pH | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| 0.5 g/l | 1 g/l | 1.5 g/l | 2 g/l | 3 g/l | 1 g/l | |||||
| 18-18-18 | 1.0 | 10.2 | 7.8 | - | 0.78 | 1.16 | 1.72 | 2.26 | 3.30 | 5.9 |
| 20-9-20 | 1.0 | 12 | 8 | - | 0.72 | 1.16 | 1.69 | 2.16 | 3.12 | 5.3 |
| 17-10-27 | 1.6 | 11.3 | 5.7 | - | 0.72 | 1.16 | 1.70 | 2.25 | 3.29 | 5.6 |
| 16-8-32 | 2.0 | 11.7 | 4.3 | - | 0.78 | 1.17 | 1.70 | 2.26 | 3.33 | 5.9 |
| 14-10-34 | 2.4 | 10.8 | 3.2 | - | 0.58 | 1.07 | 1.61 | 2.14 | 3.12 | 5.8 |
| 11-12-33+2MgO | 3.0 | 9 | 2 | 3.9 | 0.60 | 1.12 | 1.65 | 2.20 | 3.10 | 5.7 |
| 11-8-34+2MgO | 3.1 | 9.5 | 1.5 | 3.9 | 0.66 | 1.10 | 1.60 | 2.10 | 3.10 | 5.7 |
| 9-12-36+3MgO | 4.0 | 9.0 | - | 5.8 | 0.60 | 1.10 | 1.60 | 2.10 | 3.05 | 5.3 |
| 9-10-38+3MgO | 4.4 | 9.0 | - | 3.9 | 0.62 | 1.12 | 1.60 | 2.10 | 3.05 | 5.6 |
Additional formulae are available upon order of minimum quantity
Micronutrients included
Micronutrients in Poly-Feed GG formulae: 1000 ppm iron (Fe), 500 ppm manganese (Mn), 200 ppm boron (B), 150 ppm zinc (Zn), 110 ppm copper (Cu), 70 ppm molybdenum (Mo).
Poly-Feed™ Crop Nutrition Program
Visit our Water Soluble Fertilizer page