Custard apple farming is gradually gaining popularity in Kenya as farmers search for high-value fruit crops that perform well under diverse climatic conditions. Also known as sugar apple or sweetsop, custard apple is valued for its sweet, creamy pulp, nutritional benefits and increasing market demand among health-conscious consumers.
The fruit belongs to the Annona family and thrives in warm regions with moderate rainfall. With proper management, custard apple farming can provide farmers with a reliable source of income while requiring relatively lower maintenance compared to some traditional fruit crops.
What is Custard Apple?
Custard apple (Annona species) is a tropical fruit known for its green, segmented skin and soft white flesh filled with black seeds. The fruit has a rich, sweet flavor and is commonly eaten fresh. It is also used in making juices, desserts, smoothies and processed food products.
Several varieties exist, including:
- Sugar apple (Annona squamosa)
- Cherimoya (Annona cherimola)
- Atemoya (a hybrid variety)
Among these, sugar apple adapts well to many Kenyan conditions.
Suitable areas for Custard Apple farming in Kenya
Custard apples perform best in warm climates with temperatures ranging between 20°C and 30°C. The crop grows well in areas receiving moderate rainfall and can tolerate dry periods once established.
Suitable regions in Kenya include:
- Eastern Kenya (Machakos, Makueni, Kitui)
- Coastal region
- Parts of Rift Valley
- Lower Central Kenya
- Selected areas of Western Kenya
The crop performs well at altitudes of approximately 500–1,500 meters above sea level.
Soil requirements
Custard apple thrives in well-drained sandy loam to loamy soils rich in organic matter. The ideal soil pH ranges between 6.0 and 7.5.
Before planting:
- Conduct soil testing
- Clear weeds and bushes
- Deep plough the land
- Incorporate well-decomposed manure
Waterlogged soils should be avoided because they increase the risk of root diseases.
Propagation and Planting
Custard apples can be propagated through seeds, grafting or budding. However, grafted seedlings are highly recommended because they produce fruits earlier and maintain desirable qualities.
Planting steps:
1. Dig planting holes measuring approximately 60 cm × 60 cm × 60 cm.
2. Mix topsoil with compost or farmyard manure.
3. Plant healthy seedlings.
4. Water immediately after planting.
Recommended spacing ranges between 4 meters × 4 meters and 5 meters × 5 meters depending on variety and management practices.
Irrigation and Water Management
Although custard apple trees tolerate short dry periods, consistent moisture supports better flowering and fruit development.
Young trees require regular watering during establishment. Mature trees benefit from irrigation during prolonged dry seasons.
Drip irrigation is particularly effective because it:
- Conserves water
- Reduces disease spread
- Improves nutrient uptake
Mulching around the base also helps retain soil moisture.
Fertilizer and Nutrient Management
Proper nutrition is essential for vigorous growth and quality fruit production.
Recommended practices include:
- Applying well-rotted manure annually
- Using balanced NPK fertilizers where necessary
- Supplementing with micronutrients based on soil analysis
Organic matter improves soil structure and long-term productivity.
Pest and disease management
Custard apple generally experiences fewer pest challenges than some fruit crops, but monitoring remains important.
Common pests:
Fruit Flies
Fruit flies attack developing fruits and reduce market quality.
Control methods:
- Use traps
- Collect and destroy infested fruits
- Practice orchard hygiene
Mealybugs and Scale Insects
These pests suck plant sap and weaken growth.
Control methods:
- Regular inspection
- Biological control
- Recommended pesticides when necessary
Common diseases:
Anthracnose
This fungal disease causes fruit spots and poor fruit quality.
Management:
- Proper pruning
- Good air circulation
- Fungicide application where required
Flowering and Fruit Production
Custard apple trees may begin producing fruits within two to four years after planting depending on the propagation method.
Flowering often occurs during warm seasons. Pollination significantly influences fruit set and quality. In some orchards, farmers may practice hand pollination to improve yields.
A mature tree can produce substantial harvests annually under good management.
Harvesting and post-harvest handling
Custard apples are harvested when fruits become fully developed and show slight softening.
Harvest carefully to avoid bruising.
Post-harvest practices include:
- Sorting damaged fruits
- Gentle packaging
- Cool storage conditions
- Quick delivery to markets
Because the fruits are highly perishable, efficient handling is necessary to reduce losses.
Market opportunities for Custard Apples in Kenya
Demand for exotic and healthy fruits continues to grow in Kenya. Custard apples are sold through:
- Local markets
- Supermarkets
- Fruit vendors
- Hotels and restaurants
- Juice and food processing businesses
Farmers can also target premium markets by producing high-quality fruits and adopting good agricultural practices.
Value addition opportunities include:
- Fruit pulp processing
- Juice production
- Dried fruit products
- Frozen fruit packaging
Is Custard Apple Farming Profitable?
Custard apple farming presents a promising opportunity for Kenyan farmers looking to diversify their income. The crop requires moderate management, adapts to various regions, and offers attractive market potential.
Success depends on selecting quality seedlings, proper orchard management, pest control and identifying reliable markets before production.
With increasing interest in nutritious fruits, custard apple farming could become one of Kenya’s emerging fruit enterprises in the coming years.
Author: Moureen Koech
Moureen Koech is a passionate Digital Journalist, an adept Agribusiness Writer with a keen eye for news and an impactful story-teller,whose stories provide key value to Agripreneurs and stakeholders in the Agricultural sector
