Growing Potato in Laikipia

Soil suitability analysis based on Laikipia's nutrient profile

Quick answer

Yes, with the right inputs — Laikipia is moderately suited to Potato. Laikipia's soil (pH 4.99, strongly acidic) gives Potato a suitability score of 61/100. Apply agricultural lime before planting to unlock phosphorus and lift the score.

Laikipia County is a solid choice for Potato, with a soil-match score of 61/100. Local soils average pH 4.99 — strongly acidic and inside the 4.8–6.5 band Potato prefers, so no lime is usually required. The main gap is phosphorus — measured at N 1.42 g/kg, P 16.6 mg/kg, K 215 mg/kg against this crop's high/high/high demand — so the fertilizer plan below prioritises closing that deficit. The county's predominantly sandy loam soils suit Potato, which favours sandy loam. On ShambaIQ's soil-match model, Potato is the #46 soil match of the 106 crops we assess for Laikipia County. Potato's full potential is about 8,000 kg/acre (~KES 304,000/acre at KES 38/kg), but at Laikipia's 61/100 suitability a realistic target here is closer to 6,100 kg/acre (~KES 231,800/acre) unless the constraints above are addressed.

61Suitability score

Soil & climate match

FactorLaikipia soilPotato needsStatus
pH4.994.86.5OK
Nitrogen1.42 g/kgmin 1.2 g/kgOK
Phosphorus16.6 mg/kgmin 20 mg/kgLow
Potassium215 mg/kgmin 200 mg/kgOK
Rainfall600 mm700–1,500 mmLow
Altitude1,700 m1,500–3,000 mOK

Planting calendar for Laikipia

Long Rains· AprilJuneMain season here

April
Planting Tubers & Basal Fertilizer (NPK)
May
Earthing Up & Top Dressing (CAN)
June
Pest Control (Blight) & Weeding

Short Rains· OctoberDecember

October
Planting & Basal Fertilizer
November
Earthing Up & Top Dressing
December
Blight Control

Dry Season· FebruaryApril

February
Harvesting & Storage
March
Land Resting
April
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 in Laikipia
1

Laikipia's nitrogen (1.42 g/kg) already meets Potato's 1.2 g/kg requirement, so this is a maintenance rate.

Seed varieties for Laikipia

Varieties suited to Laikipia's 1,700 m altitude and 600 mm annual rainfall — 14 of 14 potato varieties we list.

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.
TigoniHighland
KALRO · 90-100 days · 350-450 bags/acre
Late blight resistant; well adapted to cool highland conditions above 2000m.
AsanteMedium/Highland
KALRO · 85-95 days · 320-400 bags/acre
High yielding; good cooking quality; suited to medium altitude 1500-2000m.
Kenya FurahaMedium/Highland
KALRO · 90-100 days · 340-420 bags/acre
Good taste; disease tolerant; KEPHIS certified; consistent yield.
Kenya MpyaMedium/Highland
KALRO · 85-95 days · 300-380 bags/acre
New release; adapted to Central Kenya highlands; good storability.
Clone IG-70Highland
CIP/KALRO · 95-110 days · 380-460 bags/acre
Virus resistant; developed by CIP for highland Kenya; high dry matter content.
Dutch RobijnHighland
KARI-Tigoni · 90-100 days · 310-400 bags/acre
Classic highland variety released 1960s; high tuber uniformity; excellent crisping quality; tolerant to late blight; short dormancy.
Kenya BarakaHighland
KARI-Tigoni · 95-105 days · 280-320 bags/acre
Oblong/round tubers; resistant to late blight and viruses; good storability; table and chips use; released 1973.
SherekeaMedium/Highland
KARI/CIP · 90-105 days · 320-380 bags/acre
High yielding; good cooking quality; medium dormancy; suited to highlands 1400-3000m; released 2010.
LenanaHighland
CIP/KALRO · 90-105 days · 320-400 bags/acre
Late blight tolerant; PVX and PLRV tolerant; dry matter 22%; good for French fries; upper highlands; released 2017.
WanjikuHighland
CIP/KALRO · 100-120 days · 400-480 bags/acre
Extremely tolerant to PVY; late blight tolerant; dry matter 21%; French fries and crisps; 1800-3000m; released 2017.
NyotaHighland
CIP/KALRO · 90-105 days · 280-360 bags/acre
Late blight tolerant; heat tolerant; dry matter 20%; table variety; upper highlands; released 2017.
ChuluHighland
CIP/KALRO · 100-120 days · 280-360 bags/acre
Late blight and PVX tolerant; heat tolerant; dry matter 24%; table and processing; widely adapted; released 2017.

Economics

Market priceKES 38/kg
Expected yield in Laikipia6,100 kg/acre
Estimated revenueKES 231,800/acre
Adjusted for Laikipia's 61/100 suitability. Under ideal conditions Potato can reach 8,000 kg/acre (~KES 304,000/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(5,700)
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