Growing Sisal in Garissa
Soil suitability analysis based on Garissa's nutrient profile
Yes — Garissa is well suited to Sisal. Garissa's soil (pH 7.96, alkaline) gives Sisal a suitability score of 77/100. Match fertilizer to Garissa's nitrogen and phosphorus levels for the best result.
Garissa County is well suited to Sisal, scoring 77/100 on ShambaIQ's soil-match model. Local soils average pH 7.96 — alkaline and inside the 5.5–8.5 band Sisal prefers, so no lime is usually required. Nitrogen (0.61 g/kg), phosphorus (37.7 mg/kg) and potassium (407 mg/kg) all meet Sisal's requirements, so a maintenance fertilizer programme is enough. The county's predominantly sandy soils suit Sisal, which favours sandy. On ShambaIQ's soil-match model, Sisal is the single best-matched crop of the 106 we assess for Garissa County. At current prices (about KES 90/kg) and a typical 1,000 kg/acre yield, a well-managed Sisal crop here can gross roughly KES 90,000 per acre.
Soil & climate match
| Factor | Garissa soil | Sisal needs | Status |
|---|---|---|---|
| pH | 7.96 | 5.5–8.5 | 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 |
Top dressing guide
Recommended seed varieties
Economics
Fertilizer prices
Green = subsidized · (Commercial) per 50kg bag