Growing Dhania in Kirinyaga

Soil suitability analysis based on Kirinyaga's nutrient profile

Quick answer

Yes, with the right inputs — Kirinyaga is moderately suited to Dhania. Kirinyaga's soil (pH 5.31, strongly acidic) gives Dhania a suitability score of 59/100. Apply agricultural lime before planting to unlock phosphorus and lift the score.

Dhania can be grown in Kirinyaga County, but the soil scores 59/100 and needs targeted management to reach full potential. At an average pH of 5.31 the soil is moderately acidic, below Dhania's preferred 6–7.5 range; agricultural lime will lift pH and unlock phosphorus the crop cannot otherwise access. Nitrogen (1.36 g/kg), phosphorus (12.5 mg/kg) and potassium (177 mg/kg) all meet Dhania's requirements, so a maintenance fertilizer programme is enough. Dhania prefers loam soils, while Kirinyaga is largely clay, so drainage and organic-matter management matter more here. Dhania's full potential is about 1,500 kg/acre (~KES 112,500/acre at KES 75/kg), but at Kirinyaga's 59/100 suitability a realistic target here is closer to 1,106 kg/acre (~KES 82,950/acre) unless the constraints above are addressed.

59Suitability score

Soil & climate match

FactorKirinyaga soilDhania needsStatus
pH5.3167.5Adjust
Nitrogen1.36 g/kgmin 0.5 g/kgOK
Phosphorus12.5 mg/kgmin 6 mg/kgOK
Potassium177 mg/kgmin 100 mg/kgOK
Rainfall1,300 mm500–1,000 mmHigh
Altitude1,500 m0–2,500 mOK

Top dressing guide

Product
None
Timing
None required
Instruction
Short season crop. No top dressing needed if basal DAP was applied at planting.
Bags per Acre
0

Recommended seed varieties

Desi CorianderMedium/Highland
Local/KALRO · 45-60 days · 10-15 bags/acre
Fast maturing; aromatic; popular in fresh and dried form.

Economics

Market priceKES 75/kg
Expected yield in Kirinyaga1,106 kg/acre
Estimated revenueKES 82,950/acre
Adjusted for Kirinyaga's 59/100 suitability. Under ideal conditions Dhania can reach 1,500 kg/acre (~KES 112,500/acre) — attainable here only after the climate and soil constraints below are addressed.

Preferred textureLoam

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