Growing Arrow Root in Uasin Gishu
Soil suitability analysis based on Uasin Gishu's nutrient profile
Yes, with the right inputs — Uasin Gishu is moderately suited to Arrow Root. Uasin Gishu's soil (pH 6.39, slightly acidic) gives Arrow Root a suitability score of 67/100. Match fertilizer to Uasin Gishu's nitrogen and phosphorus levels for the best result.
Uasin Gishu County is a solid choice for Arrow Root, with a soil-match score of 67/100. Local soils average pH 6.39 — slightly acidic to near-neutral and inside the 5–7 band Arrow Root prefers, so no lime is usually required. Nitrogen (1.56 g/kg), phosphorus (25.3 mg/kg) and potassium (227 mg/kg) all meet Arrow Root's requirements, so a maintenance fertilizer programme is enough. The county's predominantly clay loam soils suit Arrow Root, which favours clay loam. Arrow Root's full potential is about 5,000 kg/acre (~KES 275,000/acre at KES 55/kg), but at Uasin Gishu's 67/100 suitability a realistic target here is closer to 4,188 kg/acre (~KES 230,340/acre) unless the constraints above are addressed.
Soil & climate match
| Factor | Uasin Gishu soil | Arrow Root needs | Status |
|---|---|---|---|
| pH | 6.39 | 5–7 | OK |
| Nitrogen | 1.56 g/kg | min 0.8 g/kg | OK |
| Phosphorus | 25.3 mg/kg | min 12 mg/kg | OK |
| Potassium | 227 mg/kg | min 200 mg/kg | OK |
| Rainfall | 1,100 mm | 1,000–2,000 mm | OK |
| Altitude | 2,100 m | 0–1,800 m | High |
Top dressing guide
Recommended seed varieties
Economics
Fertilizer prices
Green = subsidized · (Commercial) per 50kg bag