Growing Passion Fruit in Taita Taveta

Soil suitability analysis based on Taita Taveta's nutrient profile

Quick answer

Generally not ideal — Taita Taveta is poorly suited to Passion Fruit. Taita Taveta's soil (pH 6.64, near-neutral) gives Passion Fruit a suitability score of 9/100. Match fertilizer to Taita Taveta's nitrogen and phosphorus levels for the best result.

Taita Taveta County is a challenging environment for Passion Fruit (soil-match score 9/100) and will need significant amendment before planting. Local soils average pH 6.64 — neutral and inside the 5.5–7.5 band Passion Fruit prefers, so no lime is usually required. The main gap is nitrogen and potassium — measured at N 0.97 g/kg, P 12.9 mg/kg, K 104 mg/kg against this crop's high/medium/high demand — so the fertilizer plan below prioritises closing those deficits. The county's predominantly loam soils suit Passion Fruit, which favours loam. Taita Taveta receives approximately 500 mm/year — well below Passion Fruit's minimum of 900 mm — so supplemental irrigation would be essential for this crop. Passion Fruit's full potential is about 8,000 kg/acre (~KES 560,000/acre at KES 70/kg), but at Taita Taveta's 9/100 suitability a realistic target here is closer to 900 kg/acre (~KES 63,000/acre) unless the constraints above are addressed.

9Suitability score

Soil & climate match

FactorTaita Taveta soilPassion Fruit needsStatus
pH6.645.57.5OK
Nitrogen0.97 g/kgmin 1.2 g/kgLow
Phosphorus12.9 mg/kgmin 12 mg/kgOK
Potassium104 mg/kgmin 200 mg/kgLow
Rainfall500 mm900–1,800 mmLow
Altitude700 m1,200–2,500 mLow

Top dressing guide

Product
CAN
Timing
Start of rains biannual
Instruction
Apply in a ring around the drip line. Split into 2 applications per year.
Bags per Acre
0.5

Recommended seed varieties

Purple PassionMedium/Highland
KALRO · 365-548 days · 4.5–7.2 tons/acre
Purple fruited; high juice content; good local and export market.
Yellow PassionMedium/Highland
KALRO · 270-365 days · 5.4–8.1 tons/acre
Yellow fruited; more vigorous; tolerant to fusarium wilt.

Economics

Market priceKES 70/kg
Expected yield in Taita Taveta900 kg/acre
Estimated revenueKES 63,000/acre
Adjusted for Taita Taveta's 9/100 suitability. Under ideal conditions Passion Fruit can reach 8,000 kg/acre (~KES 560,000/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