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HUMIFULL
Humic & Fulvic Acid Soil Conditioner
SYNERGRO HUMIFULL is a humic and fulvic acid-based soil conditioner developed to improve soil structure, enhance nutrient availability, and stimulate root activity. It increases cation exchange capacity (CEC) and supports sustainable soil fertility management.

01
Key benefits & product highlights
- ✓Improves soil structure and aggregation
- ✓Enhances nutrient availability and uptake
- ✓Increases CEC
- ✓Stimulates root development and microbial activity
- ✓Supports long-term soil fertility
- ✓Improves efficiency of applied fertilizers
- ✓Suitable for open field and greenhouse systems
- ✓Ideal for sustainable and regenerative agriculture programs
02
Guaranteed content
| Guaranteed Content | (W/W) |
|---|---|
| Organic Matter | 5% |
| Total Humic Acid + Fulvic Acid | 13% |
| Water Soluble Potassium Oxide (K2O) | 4% |
| pH Range | 9.3 – 11.3 |
03
Application recommendations
| Crop Group | Fertigation (L/da) | Foliar (ml/100 L) | Application Stage |
|---|---|---|---|
| Greenhouse & Open Field Vegetables | 1–2 | 25–50 | Before planting → During growth period |
| Fruit Trees & Vineyards | 1–2 | 25–50 | Early spring → Autumn |
| Nurseries (2–5 years) | 1–2 | 25–50 | Early spring → Autumn |
| Tubers (Potato, etc.) | 1–2 | 25–50 | Half at planting → Half during growth |
| Field & Industrial Crops | 1–2 | 25–50 | Half at planting → Half during growth |
| Green Areas (Turf & Landscape) | 1–2 | 25–50 | Early spring → After third harvest |