Question 1

Which county is best for Arrow Root farming in Kenya?

Accepted Answer

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.

Question 2

What soil pH does Arrow Root need?

Accepted Answer

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.

Question 3

What is the expected yield per acre for Arrow Root in Kenya?

Accepted Answer

A well-managed Arrow Root crop yields about 4,500 kg/acre. At a market price of approximately KES 55/kg, gross revenue per acre is around KES 247,500.

Best counties to grow Arrow Root in Kenya

All 47 counties — Arrow Root suitability ranking