Oysternut
Telfairia pedatafam. Cucurbitaceae
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Pl. 558D — Telfairia pedata
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IOverview
Overview
Oysternut, scientifically known as Telfairia pedata, is a climbing vine native to Comoros, Madagascar, Mozambique, and Tanzania. This plant thrives in full sun to partial shade and prefers moist conditions with light (sandy), medium, or heavy (clay) soil. It can grow up to 20 meters tall and is known for its edible seeds, which are a valuable food source in its native range. One distinctive feature of the oysternut is its ability to climb using tendrils, while another notable characteristic is its hardiness rating of zones 10-12.
Quick answers
What is Oysternut?
Oysternut, scientifically known as Telfairia pedata, is a climbing vine native to Comoros, Madagascar, Mozambique, and Tanzania. This plant thrives in full sun to partial shade and prefers moist conditions with light (sandy), medium, or heavy (clay) soil.
Growingconditions · propagation · uses
VCultivation
Cultivation
Oysternut thrives in full to partial sun and requires moist soil that can be light (sandy), medium, or heavy (clay). It is hardy in temperate regions with a range of 10-12. The plant grows up to 20 meters tall and produces edible seeds. Ensure the soil remains consistently moist for optimal growth.
Light
Full sun, Partial sun/shade
Water
Moist
Soil
Light (sandy), Medium, Heavy (clay)
Hardiness
10-12
Mature size
20.0 m tall
For first-time growers
How to grow Oysternut for the first time
8steps
Start with a simple, light-loving plant that thrives in warm weather and well-draining soil.
- 1
What you'll need
Seeds or seedlings, a sunny spot, good quality potting mix.
- 2
Best time to plant
Plant after the last frost when temperatures are consistently above 20°C (68°F).
- 3
Soil and container prep
Use well-draining soil with a pH between 5.5 and 7. Mix in some compost for nutrients.
- 4
Sowing or transplanting
Direct sow seeds 1-2 cm deep, about 30 cm apart. Transplant seedlings when they have two true leaves.
- 5
First two weeks
Water regularly to keep the soil moist but not waterlogged. Provide light shade if temperatures are very high.
- 6
Ongoing care
Water deeply once a week, more often in hot weather. Mulch around the base for moisture retention.
- 7
Harvest or pruning
Prune vines to maintain shape and encourage growth. Harvest young pods when they are plump but before they turn brown.
- 8
Common mistakes
Overwatering, planting too deep, not providing enough support for the vines.
VIEdible & utility
Edible & utility
Edible parts:Seed
Edible uses: Oil
Other uses:CosmeticLightingoilPolishSoap making
Contextrange · companions · related
VIIDistribution
4 native · 3 introduced
Distribution
4 native · 3 introducedDistribution across1 continent· 4 native· 3 introduced
Africa6 regions
native (4)ComorosMadagascarMozambiqueTanzania
introduced (2)MauritiusZambia
Broader regions
introduced:Zaïre
IXSpecimen gallery
1 image
Specimen gallery
1 imageXSee also
8 related
See also
8 relatedPlants you might compare or use together — scored by shared family (Cucurbitaceae), common use cases, and growing requirements.
same family · Cucurbitaceae
Botanical relatives — often share phytochemistry + growing needs.
XI
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Companion planting
Compare with similar plants
Growing zone
XII
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