Growing Basil in Kisii
Soil suitability analysis based on Kisii's nutrient profile
Yes, with the right inputs — Kisii is moderately suited to Basil. Kisii's soil (pH 5.21, strongly acidic) gives Basil a suitability score of 56/100. Apply agricultural lime before planting to unlock phosphorus and lift the score.
Basil can be grown in Kisii County, but the soil scores 56/100 and needs targeted management to reach full potential. At an average pH of 5.21 the soil is moderately acidic, below Basil's preferred 6–7.5 range; agricultural lime will lift pH and unlock phosphorus the crop cannot otherwise access. The main gap is nitrogen — measured at N 1.09 g/kg, P 13.1 mg/kg, K 151 mg/kg against this crop's high/medium/medium demand — so the fertilizer plan below prioritises closing that deficit. The county's predominantly clay loam soils suit Basil, which favours loam. On ShambaIQ's soil-match model, Basil is the #60 soil match of the 106 crops we assess for Kisii County. Basil's full potential is about 4,000 kg/acre (~KES 480,000/acre at KES 120/kg), but at Kisii's 56/100 suitability a realistic target here is closer to 2,800 kg/acre (~KES 336,000/acre) unless the constraints above are addressed.
Better matched to Kisii's soil: Tea, Macadamia, and Pineapple — each scores higher on the same soil.
Soil & climate match
| Factor | Kisii soil | Basil needs | Status |
|---|---|---|---|
| pH | 5.21 | 6–7.5 | Adjust |
| Nitrogen | 1.09 g/kg | min 1.2 g/kg | Low |
| Phosphorus | 13.1 mg/kg | min 12 mg/kg | OK |
| Potassium | 151 mg/kg | min 150 mg/kg | OK |
| Rainfall | 1,500 mm | 600–1,200 mm | High |
| Altitude | 1,700 m | 0–2,100 m | OK |
Planting calendar for Kisii
Long Rains· March–MayMain season here
Short Rains· August–October
Top dressing guide
Kisii's nitrogen (1.09 g/kg) is 91% of the 1.2 g/kg Basil needs, so the standard 0.3 bags/acre is raised to 0.5. Split it across two applications to limit leaching.
Economics
Fertilizer prices
Green = subsidized · (Commercial) per 50kg bag