Cauliflower
Crop Encyclopedia

Cauliflower

Brassica oleracea var. botrytis

fruiting vegetable
Winter

Cauliflower is a high-value winter Brassica crop grown under irrigation in Zimbabwe. It requires careful management but commands premium prices in formal retail and export markets.

80

Days to Maturity

12–20 tonnes/ha

Typical Yield

High

Water Need

Low

Drought Tolerance

Soil Requirements

Optimal Soil Types

Loamy
Clay loam
Sandy loam

pH Range: 6 – 7.5

Well-drained, fertile loamy soils with high organic matter. Boron deficiency causes hollow stem and brown curd. Molybdenum deficiency causes whiptail.

Fertilizer: Compound C 400kg/ha. AN top-dress at 3 and 6 weeks. Boron spray 1L/ha at transplanting and curd initiation. Molybdenum seed treatment.

Climate Requirements

Optimal Temp: 14–20°C

Rainfall: 0–500mm/year

Climate Zones

Moderate

Consistent irrigation essential. Apply 35–40mm per week. Irregular water causes loose or buttoned heads.

Current Weather for Cauliflower

21°C

clear sky

Harare

35%

Humidity

14

km/h Wind

21–21°C

Min / Max Today

5-Day Forecast

Sun

32°

18°

Mon

33°

18°

Tue

34°

20°

Wed

32°

20°

Thu

33°

19°

Cauliflower optimal climate: Temp: 14–20°C°C0

Planting & Harvesting

Planting Months

Feb
Mar
Apr

Harvesting Months

Jun
Jul
Aug

Planting Depth: Transplanted seedlings

Spacing: 60cm × 50cm

Material: Seedlings (4–5 week nursery)

Suitable Provinces & Regions

Provinces

Mashonaland East
Mashonaland West
Manicaland
Harare

Natural Regions

Region I
Region II
Common Pests
Diamondback Moth
High

Symptoms: Window-pane feeding, curd damage, green larvae

Management: Bt or spinosad; rotate chemicals to manage resistance

Harlequin Bug
Medium

Symptoms: Wilting, yellowing, sap-sucking

Management: Pyrethroid spray; hand removal of egg masses

Aphids
High

Symptoms: Dense colonies inside developing curds

Management: Imidacloprid drench; dimethoate spray

Common Diseases
Downy Mildew
High

Symptoms: Yellow patches on leaves; brown discolouration of curds

Management: Metalaxyl fungicide; good air circulation; resistant varieties

Black Rot
High

Symptoms: V-shaped yellow lesion, black vascular tissue

Management: Copper-based bactericide; disease-free transplants; rotation

Clubroot
High

Symptoms: Swollen distorted roots, wilting

Management: Lime soil; long rotation; certified transplants

Governed Product Guidance

Crop-specific product selection, application rates, mixing, timing and treatment guidance for Cauliflower are available only through ZEF's governed production-agronomy workflow after country readiness and product/regulatory approval.

Recommended Varieties
Snowball Y
Fortuna F1
Fremont F1
Candid Charm
White Sails
Market & Uses

Fresh market, formal retail, food processing, export to South Africa and regional markets

Export Potential:

Moderate

Cultivation Guide

AI-Generated

Step-by-step guide tailored to Cauliflower in Zimbabwe

Country is not approved for production agronomy.

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