Cassava (Slips)
Crop Encyclopedia

Cassava (Slips)

Manihot esculenta

root tuber
Summer

Cassava is a drought-tolerant, long-season staple crop grown mainly in the low-rainfall regions of Zimbabwe. It is a critical food security crop and has growing commercial value for starch and flour.

180

Days to Maturity

8–25 tonnes/ha

Typical Yield

Low

Water Need

Very High

Drought Tolerance

Soil Requirements

Optimal Soil Types

Sandy loam
Light sandy
Loamy

pH Range: 5.5 – 7

Tolerates poor soils but performs best in well-drained sandy loam. Avoid waterlogged clay soils which cause root rot.

Fertilizer: Compound S 200kg/ha at planting. Top-dress with AN at 3 months. Vermicompost 3t/ha improves starch content and root size.

Climate Requirements

Optimal Temp: 25–35°C

Rainfall: 500–1500mm/year

Climate Zones

Semi-arid
Moderate

Largely rain-fed. Supplemental irrigation at establishment and tuber development significantly improves yield. Not drought-tolerant in first 3 months.

Current Weather for Cassava (Slips)
Temperature (19°C) is below optimal range for Cassava (Slips) (25–35°C°C).

19°C

overcast clouds

Mashonaland Central

27%

Humidity

11

km/h Wind

19–19°C

Min / Max Today

5-Day Forecast

Fri

20°

20°

Sat

32°

14°

Sun

34°

14°

Mon

35°

16°

Tue

35°

17°

Cassava (Slips) optimal climate: Temp: 25–35°C°C · Rainfall: 500–1500mm/yr

Planting & Harvesting

Planting Months

Mar
Oct
Nov

Harvesting Months

Sep
Oct
Nov

Planting Depth: 15–20 cm (stake at 45° angle)

Spacing: 1m × 1m or 1m × 0.8m

Material: Stem cuttings (25–30cm length)

Suitable Provinces & Regions

Provinces

Mashonaland West
Mashonaland Central
Midlands
Matabeleland North

Natural Regions

Region III
Region IV
Region V
Common Pests
Cassava Mealybug
High

Symptoms: Stunted growth, leaf deformation, white waxy covering

Management: Biological control (Anagyrus lopezi); neem spray; remove infested stems

Cassava Green Mite
High

Symptoms: Leaf distortion, rusty bronzing, tip dieback

Management: Predatory mites; abamectin spray; avoid spreading infested material

Whitefly
Medium

Symptoms: Yellowing, CMD virus transmission

Management: Imidacloprid; virus-free planting material

Common Diseases
Cassava Mosaic Disease (CMD)
High

Symptoms: Mosaic mottling, leaf distortion, severe yield loss

Management: Use virus-free cuttings; rogue infected plants; whitefly control

Brown Streak Disease
High

Symptoms: Yellow leaf streaks, brown necrotic patches in roots

Management: Resistant varieties; certified clean planting material; whitefly management

Root Rot (Phytophthora)
Medium

Symptoms: Dark brown root decay, plant wilting

Management: Improve drainage; avoid waterlogging; metalaxyl drench

Governed Product Guidance

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

Recommended Varieties
Samsun
Chidumbu
TME 419
IITA Improved
Serere 1
Market & Uses

Starch production, flour (cassava bread, fufu), livestock feed, biofuel, traditional food

Export Potential:

Moderate

Cultivation Guide

AI-Generated

Step-by-step guide tailored to Cassava (Slips) in Zimbabwe

Country is not approved for production agronomy.

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