Growing Carrot in Kitui

Soil suitability analysis based on Kitui's nutrient profile

Quick answer

Possible but challenging — Kitui is only marginally suited to Carrot. Kitui's soil (pH 7.03, near-neutral) gives Carrot a suitability score of 46/100. Match fertilizer to Kitui's nitrogen and phosphorus levels for the best result.

Carrot can be grown in Kitui County, but the soil scores 46/100 and needs targeted management to reach full potential. At an average pH of 7.03 the soil sits above Carrot's preferred 5.5–7 range, which can limit uptake of phosphorus and micronutrients. Nitrogen (0.74 g/kg), phosphorus (30.5 mg/kg) and potassium (339 mg/kg) all meet Carrot's requirements, so a maintenance fertilizer programme is enough. The county's predominantly sandy loam soils suit Carrot, which favours sandy loam. Carrot's full potential is about 10,000 kg/acre (~KES 380,000/acre at KES 38/kg), but at Kitui's 46/100 suitability a realistic target here is closer to 5,750 kg/acre (~KES 218,500/acre) unless the constraints above are addressed.

46Suitability score

Soil & climate match

FactorKitui soilCarrot needsStatus
pH7.035.57Adjust
Nitrogen0.74 g/kgmin 0.5 g/kgOK
Phosphorus30.5 mg/kgmin 12 mg/kgOK
Potassium339 mg/kgmin 200 mg/kgOK
Rainfall500 mm600–1,200 mmLow
Altitude900 m1,000–2,500 mLow

Top dressing guide

Product
CAN
Timing
Week 4-5 after sowing
Instruction
Apply at thinning stage when roots begin swelling. Avoid over-application — causes forked roots.
Bags per Acre
0.5

Recommended seed varieties

NantesMedium/Highland
Simlaw Seeds · 70-80 days · 4–5 tons/acre
Cylindrical roots; sweet flavor; excellent fresh market variety.
ChantenayMedium
Simlaw Seeds · 75-90 days · 3.5–4.5 tons/acre
Broad shoulders; good for heavy soils; reliable yield.

Economics

Market priceKES 38/kg
Expected yield in Kitui5,750 kg/acre
Estimated revenueKES 218,500/acre
Adjusted for Kitui's 46/100 suitability. Under ideal conditions Carrot can reach 10,000 kg/acre (~KES 380,000/acre) — attainable here only after the climate and soil constraints below are addressed.

Preferred textureSandy Loam

Fertilizer prices

DAP
KES 3,500(6,500)
CAN
KES 2,875(4,500)
NPK 17:17:17
KES 3,275(5,600)
Urea
KES 3,500(5,500)
Lime
KES 1,500(1,800)

Green = subsidized · (Commercial) per 50kg bag