Growing Potatoes in Wajir
Soil suitability analysis based on Wajir's nutrient profile
Suitability Score
Soil Match Analysis
| Nutrient | Wajir Soil | Potatoes Needs | Status |
|---|---|---|---|
| pH | 8.4 | 5–6.5 | ⚠ Adjust |
| Nitrogen | 0.52 g/kg | high | high |
| Phosphorus | 39.3 mg/kg | high | high |
| Potassium | 396 mg/kg | high | high |
Planting Calendar
Long Rains
Month 1
Planting Tubers & Basal Fertilizer (NPK)
Month 2
Earthing Up & Top Dressing (CAN)
Month 3
Pest Control (Blight) & Weeding
Short Rains
Month 1
Planting & Basal Fertilizer
Month 2
Earthing Up & Top Dressing
Month 3
Blight Control
Dry Season
Month 1
Harvesting & Storage
Month 2
Land Resting
Month 3
Seed Tuber Sprouting
Top Dressing Guide
Product
CAN
Timing
Week 3–4 after emergence
Instruction
Apply when plants are 15–20cm tall, before earthing up
Bags per Acre
1
Recommended Seed Varieties
ShangiMedium/Highland
KALRO · 80-90 days · 300-350 bags/acre
Very fast cooking; high tuber density per plant.
UnicaDryland/Medium
KALRO · 90-100 days · 350-400 bags/acre
Heat tolerant; highly resistant to late blight.
Economics
Market priceKES 40/kg
Expected yield6,000 kg/acre
Estimated revenueKES 240,000/acre
Soil textureSandy Loam
Fertilizer Prices
DAP
KES 2,500(6,500)
CAN
KES 2,500(4,500)
NPK 17:17:17
KES 2,500(5,600)
Urea
KES 2,500(5,500)
Lime
KES 1,500(1,800)
Green = subsidized · (Commercial) per 50kg bag