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CALIBRE PLUS
Enhanced Fruit Enlargement Formula
SYNERGRO CALIBRE PLUS is developed to improve fruit enlargement, firmness, and internal quality during active fruit growth stages. Its enriched formulation supports cell expansion and enhances marketable yield performance.

01
Key benefits & product highlights
- ✓Promotes stronger fruit enlargement
- ✓Enhances firmness and fruit structure
- ✓Supports uniform sizing across the crop
- ✓Improves internal quality parameters
- ✓Suitable for high-yield production systems
- ✓Recommended for commercial fruit crops
02
Guaranteed content
| Guaranteed Content | (W/W) |
|---|---|
| Organic Matter | 12% |
| Total Nitrogen (N) | 3% |
| Nitrate Nitrogen (NH4-N) | 3% |
| Water Soluble Potassium Oxide (K2O) | 33% |
| Water Soluble Calcium Oxide (CaO) | 2% |
| Water Soluble Boron (B) | 0.05% |
| Water Soluble Iron (Fe) | 0.1% |
| Water Soluble Manganese (Mn) | 0.1% |
| Water Soluble Zinc (Zn) | 0.1% |
| pH Range | 4.2 – 6.2 |
03
Application recommendations
| Crop Group | Fertigation (L/da) | Foliar (ml/100 L) | Application Stage |
|---|---|---|---|
| Vegetables | 1 | 150–250 | Flowering → Fruit development (including fruit set) |
| Fruit Trees | 1.5 | 150–250 | Flowering → Fruit development |
| Field Crops | — | 150–250 | 3–4 leaf stage → Early formation stage |
| Ornamental Plants | 1 | 150–250 | Bud burst → Repeat every 20 days |
| Tropical Crops | 1.5 | 150–250 | Flowering → Fruit development |