Which county is best for Napier Grass farming in Kenya?

Based on soil and climate suitability analysis, the top counties for Napier Grass are Uasin Gishu, Elgeyo Marakwet, Nakuru. Scores combine soil pH, nitrogen, phosphorus, and potassium against Napier Grass's nutrient requirements, plus a rainfall and altitude multiplier that penalises counties outside the crop's climate range.

What soil pH does Napier Grass need?

Napier Grass grows best between pH 5 and 8. Counties whose soils fall outside this range will need lime (if acidic) or sulphur (if alkaline) before planting.

What is the expected yield per acre for Napier Grass in Kenya?

A well-managed Napier Grass crop yields about 30,000 kg/acre. At a market price of approximately KES 5/kg, gross revenue per acre is around KES 150,000.

Best counties to grow Napier Grass in Kenya

All 47 counties ranked by soil and climate suitability for Napier Grass — scored against pH 5–8 target, medium nitrogen, low phosphorus, medium potassium, plus rainfall (800–2000 mm) and altitude (0–2500 m) requirements.

Click any county to see the full fertilizer plan, planting calendar, and seed varieties.

Quick answer

The best counties for Napier Grass in Kenya are Uasin Gishu, Elgeyo Marakwet, Nakuru, based on soil and climate suitability. Napier Grass grows best at pH 5–8; these rank highest across all 47 counties on ShambaIQ's soil scoring.