Which county is best for Arrow Root farming in Kenya?

Based on soil and climate suitability analysis, the top counties for Arrow Root are West Pokot, Elgeyo Marakwet, Vihiga. Scores combine soil pH, nitrogen, phosphorus, and potassium against Arrow Root's nutrient requirements, plus a rainfall and altitude multiplier that penalises counties outside the crop's climate range.

What soil pH does Arrow Root need?

Arrow Root grows best between pH 5 and 7. 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 Arrow Root in Kenya?

A well-managed Arrow Root crop yields about 5,000 kg/acre. At a market price of approximately KES 55/kg, gross revenue per acre is around KES 275,000.

Best counties to grow Arrow Root in Kenya

All 47 counties ranked by soil and climate suitability for Arrow Root — scored against pH 5–7 target, medium nitrogen, medium phosphorus, high potassium, plus rainfall (1000–2000 mm) and altitude (0–1800 m) requirements.

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

Quick answer

The best counties for Arrow Root in Kenya are West Pokot, Elgeyo Marakwet, Vihiga, based on soil and climate suitability. Arrow Root grows best at pH 5–7; these rank highest across all 47 counties on ShambaIQ's soil scoring.