Which county is best for Pyrethrum farming in Kenya?

Based on soil and climate suitability analysis, the top counties for Pyrethrum are Trans Nzoia, Bomet, Nandi. Scores combine soil pH, nitrogen, phosphorus, and potassium against Pyrethrum's nutrient requirements, plus a rainfall and altitude multiplier that penalises counties outside the crop's climate range.

What soil pH does Pyrethrum need?

Pyrethrum grows best between pH 5 and 6.5. 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 Pyrethrum in Kenya?

A well-managed Pyrethrum crop yields about 500 kg/acre. At a market price of approximately KES 280/kg, gross revenue per acre is around KES 140,000.

Best counties to grow Pyrethrum in Kenya

All 47 counties ranked by soil and climate suitability for Pyrethrum — scored against pH 5–6.5 target, medium nitrogen, high phosphorus, medium potassium, plus rainfall (900–1500 mm) and altitude (1800–3000 m) requirements.

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

Quick answer

The best counties for Pyrethrum in Kenya are Trans Nzoia, Bomet, Nandi, based on soil and climate suitability. Pyrethrum grows best at pH 5–6.5; these rank highest across all 47 counties on ShambaIQ's soil scoring.