Growing Macadamia in Embu
Soil suitability analysis based on Embu's nutrient profile
Yes — Embu is well suited to Macadamia. Embu's soil (pH 5.1, strongly acidic) gives Macadamia a suitability score of 89/100. Apply agricultural lime before planting to unlock phosphorus and lift the score.
Embu County is well suited to Macadamia, scoring 89/100 on ShambaIQ's soil-match model. Local soils average pH 5.1 — moderately acidic and inside the 4.5–6.5 band Macadamia prefers, so no lime is usually required. Nitrogen (1.04 g/kg), phosphorus (12.6 mg/kg) and potassium (194 mg/kg) all meet Macadamia's requirements, so a maintenance fertilizer programme is enough. The county's predominantly clay loam soils suit Macadamia, which favours loam. On ShambaIQ's soil-match model, Macadamia is the #3 soil match of the 106 crops we assess for Embu County. At current prices (about KES 110/kg) and a typical 1,800 kg/acre yield, a well-managed Macadamia crop here can gross roughly KES 198,000 per acre.
Soil & climate match
| Factor | Embu soil | Macadamia needs | Status |
|---|---|---|---|
| pH | 5.1 | 4.5–6.5 | OK |
| Nitrogen | 1.04 g/kg | min 0.8 g/kg | OK |
| Phosphorus | 12.6 mg/kg | min 12 mg/kg | OK |
| Potassium | 194 mg/kg | min 150 mg/kg | OK |
| Rainfall | 1,300 mm | 700–1,500 mm | OK |
| Altitude | 1,400 m | 900–2,100 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