indianNear-Zero CostNPOP Certifiedamendment
Wood Ash
Free byproduct of cooking/heating fires. Highest potassium content of any free material. Also raises soil pH — useful in acid soils, avoid in already-alkaline soil.
Quick Facts
Nitrogen (N)
0%
Phosphorus (P)
1%
Potassium (K)
8%
Microbial Activity
low
Cost / Acre
Free-₹200
Shelf Life
Indefinite if kept dry
Application Guide
Rate: 100-200 kg/ha soil, or 1% foliar solution
Frequency: Once per season or as K-deficiency arises
⚠️ Important Notes
- •Do not over-apply in already alkaline soils
- •Use only plant-based ash — no plastic/treated wood