Understanding how to grow sweet potatoes in Namibia successfully is essential for horticulture farmers, both small scale and commercial sweet potato farmers. Sweet potatoes are drought-tolerant, nutritious, and well-suited to Namibia’s semi-arid conditions.
Climate Requirements
- Warm temperatures
- Full sunlight
- Performs well in sandy soils
Soil Preparation
- Loose, well-drained soil
- Raised ridges recommended
Planting
- Use vine cuttings
- Spacing:
- 30–40 cm between plants
- 75–100 cm between rows
Water Management
- Moderate watering
- Avoid waterlogging
Fertilisation
- Organic manure preferred
- Excess nitrogen reduces tuber formation
Pest and Disease Management
- Weevils
- Aphids
Harvesting
- Ready in 90–120 days
- Harvest carefully to avoid damage
Profitability
Sweet potatoes provide food security and income opportunities.