Growing Sorghum in Garissa
Soil suitability analysis based on Garissa's nutrient profile
Yes, with the right inputs — Garissa is moderately suited to Sorghum. Garissa's soil (pH 7.96, alkaline) gives Sorghum a suitability score of 67/100. Match fertilizer to Garissa's nitrogen and phosphorus levels for the best result.
Garissa County is a solid choice for Sorghum, with a soil-match score of 67/100. Local soils average pH 7.96 — alkaline and inside the 5–8 band Sorghum prefers, so no lime is usually required. Nitrogen (0.61 g/kg), phosphorus (37.7 mg/kg) and potassium (407 mg/kg) all meet Sorghum's requirements, so a maintenance fertilizer programme is enough. Sorghum prefers clay soils, while Garissa is largely sandy, so drainage and organic-matter management matter more here. On ShambaIQ's soil-match model, Sorghum is the #4 soil match of the 106 crops we assess for Garissa County. Sorghum's full potential is about 1,200 kg/acre (~KES 81,600/acre at KES 68/kg), but at Garissa's 67/100 suitability a realistic target here is closer to 1,005 kg/acre (~KES 68,340/acre) unless the constraints above are addressed.
Soil & climate match
| Factor | Garissa soil | Sorghum needs | Status |
|---|---|---|---|
| pH | 7.96 | 5–8 | OK |
| Nitrogen | 0.61 g/kg | min 0.5 g/kg | OK |
| Phosphorus | 37.7 mg/kg | min 6 mg/kg | OK |
| Potassium | 407 mg/kg | min 100 mg/kg | OK |
| Rainfall | 250 mm | 250–700 mm | OK |
| Altitude | 200 m | 0–1,800 m | OK |
Planting calendar
Long Rains
Short Rains
Dry Season
Top dressing guide
Recommended seed varieties
Economics
Fertilizer prices
Green = subsidized · (Commercial) per 50kg bag