Kale (Sukuma Wiki) farming guide — Kenya

Soil requirements, top counties, seed varieties, fertilizer plan & economics

Interested in starting or scaling kale (sukuma wiki) farming in Kenya? This comprehensive guide maps out the optimal soil requirements (such as target pH ranges), the most suitable counties for growing kale (sukuma wiki), certified seed varieties, seasonal fertilizer guidelines, and a detailed per-acre production budget to set you up for a successful harvest.

Soil requirements

pH range
5–7
Nitrogen
high
Phosphorus
medium
Potassium
medium
Preferred texture: Clay Loam

Optimizing soil and fertilizers for Kale (Sukuma Wiki) in Kenya

To achieve maximum yields when farming kale (sukuma wiki) in Kenya, managing soil suitability is crucial. This crop performs best within a soil pH range of 5 to 7. Soils that fall outside this range can lock out essential macro and micro-nutrients, leading to stunted growth or crop failure. For acidic soils, applying dolomitic or calcitic agricultural lime is recommended at least 30 days before planting to normalize acidity.

Fertilizer application should be calibrated based on the crop’s nutrient demands. Kale (Sukuma Wiki) has a high nitrogen requirement, medium phosphorus requirement, and medium potassium demand. Using certified seed varieties suited for your specific altitude and rainfall pattern, combined with a precise basal and top-dressing program (such as applying a balanced NPK compound), ensures high crop quality and protects your overall farm investment.

Best counties for Kale (Sukuma Wiki)

Challenging counties for Kale (Sukuma Wiki)

These counties may need soil amendments for Kale (Sukuma Wiki)

Certified seed varieties

Thousand HeadedMedium/Highland
Simlaw Seeds · 60-70 days · 100-120 bags/acre
Continuous harvesting up to 9 months.
Collard Mfalme F1Medium/Highland
Royal Seeds · 45-60 days · 140-160 bags/acre
High yielding hybrid; soft large leaves.

Planting calendar

Long Rains

Month 1
Transplanting & Basal Fertilizer
Month 2
First Harvest & Top Dressing
Month 3
Continuous Harvesting & Top Dressing

Short Rains

Month 1
Transplanting & Basal Fertilizer
Month 2
Top Dressing & Pest Control
Month 3
Continuous Harvesting

Dry Season

Month 1
Irrigation & Continuous Harvesting
Month 2
Top Dressing Every 3 Weeks
Month 3
Replanting if stand is old

Economics

Market priceKES 20/kg
Expected yield5,000 kg/acre

Est. revenueKES 100,000/acre

Fertilizer prices

DAPKES 2,500
CANKES 2,500
NPK 17:17:17KES 2,500
UreaKES 2,500
LimeKES 1,500

Subsidized price / 50kg bag

Check your county for Kale (Sukuma Wiki)