Napier Grass farming guide — Kenya

Soil requirements, top counties, seed varieties, fertilizer plan & economics

Interested in starting or scaling napier grass farming in Kenya? This comprehensive guide maps out the optimal soil requirements (such as target pH ranges), the most suitable counties for growing napier grass, certified seed varieties, seasonal fertilizer guidelines, and a detailed per-acre production budget to set you up for a successful harvest.

Soil requirements

pH range
5–8
Nitrogen
medium
Phosphorus
low
Potassium
medium
Preferred texture: Loam

Optimizing soil and fertilizers for Napier Grass in Kenya

To achieve maximum yields when farming napier grass in Kenya, managing soil suitability is crucial. This crop performs best within a soil pH range of 5 to 8. Soils that fall outside this range can lock out essential macro and micro-nutrients, leading to stunted growth or crop failure. For acidic soils, applying dolomitic or calcitic agricultural lime is recommended at least 30 days before planting to normalize acidity.

Fertilizer application should be calibrated based on the crop’s nutrient demands. Napier Grass has a medium nitrogen requirement, low phosphorus requirement, and medium potassium demand. Using certified seed varieties suited for your specific altitude and rainfall pattern, combined with a precise basal and top-dressing program (such as applying a balanced NPK compound), ensures high crop quality and protects your overall farm investment.

Best counties for Napier Grass

Challenging counties for Napier Grass

These counties may need soil amendments for Napier Grass

Certified seed varieties

Clone 13Medium/Highland
ICIPE/KALRO · 90-120 days · 200-300 tons/acre
Push-pull trap crop; high biomass; excellent fodder quality.
Kakamega 1Medium
KALRO · perennial days · 180-250 tons/acre
High dry matter yield; tolerant to head smut disease.

Economics

Market priceKES 5/kg
Expected yield15,000 kg/acre

Est. revenueKES 75,000/acre

Fertilizer prices

DAPKES 2,500
CANKES 2,500
NPK 17:17:17KES 2,500
UreaKES 2,500
LimeKES 1,500

Subsidized price / 50kg bag

Check your county for Napier Grass