Growing Avocado in Tharaka Nithi
Soil suitability analysis based on Tharaka Nithi's nutrient profile
Yes — Tharaka Nithi is well suited to Avocado. Tharaka Nithi's soil (pH 4.99, strongly acidic) gives Avocado a suitability score of 89/100. Apply agricultural lime before planting to unlock phosphorus and lift the score.
Tharaka Nithi County is well suited to Avocado, scoring 89/100 on ShambaIQ's soil-match model. Local soils average pH 4.99 — strongly acidic and inside the 4.5–6.5 band Avocado prefers, so no lime is usually required. Nitrogen (1.23 g/kg), phosphorus (19.6 mg/kg) and potassium (211 mg/kg) all meet Avocado's requirements, so a maintenance fertilizer programme is enough. The county's predominantly sandy loam soils suit Avocado, which favours sandy loam. On ShambaIQ's soil-match model, Avocado is the single best-matched crop of the 106 we assess for Tharaka Nithi County. At current prices (about KES 18/kg) and a typical 6,000 kg/acre yield, a well-managed Avocado crop here can gross roughly KES 108,000 per acre.
Soil & climate match
| Factor | Tharaka Nithi soil | Avocado needs | Status |
|---|---|---|---|
| pH | 4.99 | 4.5–6.5 | OK |
| Nitrogen | 1.23 g/kg | min 0.8 g/kg | OK |
| Phosphorus | 19.6 mg/kg | min 12 mg/kg | OK |
| Potassium | 211 mg/kg | min 200 mg/kg | OK |
| Rainfall | 900 mm | 700–1,500 mm | OK |
| Altitude | 1,100 m | 1,000–2,200 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