Growing Spider Plant (Saga) in Machakos
Soil suitability analysis based on Machakos's nutrient profile
Machakos County is well suited to Spider Plant (Saga), scoring 80/100 on ShambaIQ's soil-match model. At an average pH of 7.03 the soil sits above Spider Plant (Saga)'s preferred 5.8–7 range, which can limit uptake of phosphorus and micronutrients. The main gap is nitrogen — measured at N 0.82 g/kg, P 31.4 mg/kg, K 338 mg/kg against this crop's high/medium/medium demand — so the fertilizer plan below prioritises closing that deficit. The county's predominantly sandy loam soils suit Spider Plant (Saga), which favours loam. At current prices (about KES 50/kg) and a typical 5,000 kg/acre yield, a well-managed Spider Plant (Saga) crop here can gross roughly KES 250,000 per acre.
Soil & climate match
| Factor | Machakos soil | Spider Plant (Saga) needs | Status |
|---|---|---|---|
| pH | 7.03 | 5.8–7 | Adjust |
| Nitrogen | 0.82 g/kg | min 1.2 g/kg | Low |
| Phosphorus | 31.4 mg/kg | min 12 mg/kg | OK |
| Potassium | 338 mg/kg | min 150 mg/kg | OK |
| Rainfall | 700 mm | 600–1,400 mm | OK |
| Altitude | 1,100 m | 0–2,200 m | OK |
Planting calendar
Long Rains
Short Rains
Top dressing guide
Economics
Fertilizer prices
Green = subsidized · (Commercial) per 50kg bag