Starfruit
Averrhoa carambola
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Description
Starfruit, or Averrhoa carambola, is a tropical fruit-bearing tree native to Southeast Asia, known for its distinctive star-shaped cross-section when sliced. In agroecology and regenerative agriculture, starfruit trees serve as a mid-canopy layer in food forests, providing dappled shade that supports understory plants. They contribute to biodiversity by offering habitat and food for beneficial insects and birds. Starfruit trees are well-suited for mixed cropping systems, where they can be paired with nitrogen-fixing plants like pigeon pea (Cajanus cajan) to enhance soil fertility. Historically, starfruit has been used in traditional medicine and as a food source in its native regions. Its ability to thrive in various soil types makes it valuable for restoring degraded lands.
Growing Details
Starfruit trees thrive in well-drained, slightly acidic to neutral soils (pH 5.5-7.0). Before planting, enrich the soil with organic compost to improve fertility. Mulching with organic materials like straw or wood chips helps retain moisture and suppress weeds. Companion plants such as marigolds can deter nematodes, while basil can repel aphids. Avoid waterlogging, as it can lead to root rot. Harvest fruits when they are yellow with a slight green tinge for the best flavor. Store ripe fruits in
Tags
Carbon Farming
Attracts Wildlife
Bee Friendly
Visual Appeal
Easy Propagating
Range (Based on GBIF Data)
The map shows known occurrence points of <strong>Averrhoa carambola</strong> recorded in scientific biodiversity databases.
Source: <a href="https://www.gbif.org" target="_blank">GBIF.org</a> โ Global Biodiversity Information Facility
Location & Timing
native geo location: Native to Southeast Asia
applicable geo region: Tropical and subtropical regions
language used: en
Flowering:
beginning
of March for 60 days
Harvest:
beginning
of July for 45 days
Seed Start:
?
Indoor Start:
Transplant:
Uses & Benefits
Edible Rating:
(4/5)
edible uses: Starfruit is consumed fresh, juiced, or used in salads, desserts, and as a garnish. The fruit is rich in vitamin C and dietary fiber, making it a nutritious addition to diets. It is best harvested when fully ripe to ensure optimal sweetness and flavor.
Medicinal Rating:
(2/5)
medicinal uses: Traditionally, starfruit has been used in folk medicine to treat ailments such as coughs, fever, and sore throats. The fruit is known for its antioxidant properties, which can help combat oxidative stress. However, due to its high oxalic acid content, it should be consumed with caution by individuals with kidney issues.
health concerns: Starfruit contains oxalic acid, which can be harmful to individuals with kidney issues. Consumption should be moderated for those with kidney disease.
other uses:
Scientific Literature
Loading scientific articles about <strong>Averrhoa carambola</strong>...
Botanical data
specie: Averrhoa carambola
common names: Starfruit; Carambola; Five-corner
family: Oxalidaceae
sub family:
tribe:
sub tribe:
genus: Averrhoa
Growing Conditions
area needed: 10.0 m
spacing: 5.0 m
growing difficulty: Medium
Deciduous / Evergreen:
Seed Temp (Opt/Min/Max): 25ยฐC / 20ยฐC / 30ยฐC
Plant Temp (Opt/Min/Max): 25ยฐC / 15ยฐC / 35ยฐC
water demands: High
humidity: Medium
light demands: High
root type: Medium
frost tender: High
hardness:
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(10/10)
first harvest: 3 years
life span: 40 years
succession: Mid
growth rate: Medium
max height: 10.0 m
max width: 6.0 m
soil preference:
Medium (Loam)
pH preference:
Neutral
flower type:
Hermaphrodite
growth details: Starfruit trees thrive in well-drained, slightly acidic to neutral soils (pH 5.5-7.0). Before planting, enrich the soil with organic compost to improve fertility. Mulching with organic materials like straw or wood chips helps retain moisture and suppress weeds. Companion plants such as marigolds can deter nematodes, while basil can repel aphids. Avoid waterlogging, as it can lead to root rot. Harvest fruits when they are yellow with a slight green tinge for the best flavor. Store ripe fruits in
Potential Disturbances: Common pests include fruit flies, aphids, and scale insects. Introduce beneficial insects like lacewings and ladybugs to control aphid populations. Use neem oil or garlic spray as organic deterrents. Planting basil or marigolds nearby can help repel pests naturally.
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