Crop Science · Fertilizers · Rigid Boost
03 · Boost · Boost
Rigid Boost
Structural-strength supplement — Pre-harvest application, Anti soft-rot.
N–P–K1-4-4
Structural-strength supplement from Vegalab Crop Science, powered by Si, K, P, N + organic acids. Rigid Boost targets Stem strength, lodging resistance, wind tolerance, and has been tested on Strawberries, Tomatoes, Stone fruit and Berries.

Mode of action
A balanced P-K fertilizer with calcium and silicate applied pre-harvest to firm fruit and resist soft rot. Cell-wall structure tightens; post-harvest shelf life extends.
Pre-harvest applicationAnti soft-rotFirms fruitExtends shelf lifeNaturally derived
Specifications
| Active | Si, K, P, N + organic acids |
|---|---|
| Targets | Stem strength, lodging resistance, wind tolerance |
| Dilution rate | 1:500 · 2 mL/L (7.6 mL/gal) · 1.5–3.0 L/ha (20.0–40.0 fl oz/acre) |
| Application | Foliar spray during stem elongation and panicle growth |
| Line · Category | Boost · Structural-strength supplement |
Efficacy
- Reduces soft rot incidence
- Improves post-harvest firmness
- Extends shelf life
- Strengthens stem and fruit walls
Guaranteed analysis
| Nutrient | Content |
|---|---|
| N | 1% |
| P | 4% |
| K | 4% |
| Ca | 2% |
| Si | 1% |
Derived from: Mono-potassium phosphate · Calcium chloride · Potassium silicate
Contains: Citric acid
Tested on
StrawberriesTomatoesStone fruitBerries