Growing Spider Plant (Saga) in Vihiga
Soil suitability analysis based on Vihiga's nutrient profile
Vihiga County is a solid choice for Spider Plant (Saga), with a soil-match score of 69/100. At an average pH of 5.62 the soil is slightly acidic to near-neutral, below Spider Plant (Saga)'s preferred 5.8–7 range; agricultural lime will lift pH and unlock phosphorus the crop cannot otherwise access. The main gap is nitrogen — measured at N 1.02 g/kg, P 14.8 mg/kg, K 164 mg/kg against this crop's high/medium/medium demand — so the fertilizer plan below prioritises closing that deficit. The county's predominantly clay loam soils suit Spider Plant (Saga), which favours loam. Spider Plant (Saga)'s full potential is about 5,000 kg/acre (~KES 250,000/acre at KES 50/kg), but at Vihiga's 69/100 suitability a realistic target here is closer to 4,313 kg/acre (~KES 215,650/acre) unless the constraints above are addressed.
Soil & climate match
| Factor | Vihiga soil | Spider Plant (Saga) needs | Status |
|---|---|---|---|
| pH | 5.62 | 5.8–7 | Adjust |
| Nitrogen | 1.02 g/kg | min 1.2 g/kg | Low |
| Phosphorus | 14.8 mg/kg | min 12 mg/kg | OK |
| Potassium | 164 mg/kg | min 150 mg/kg | OK |
| Rainfall | 1,800 mm | 600–1,400 mm | High |
| Altitude | 1,700 m | 0–2,200 m | OK |
Planting calendar
Long Rains
Short Rains
Top dressing guide
Economics
Fertilizer prices
Green = subsidized · (Commercial) per 50kg bag