Eru
Gnetum africanum
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Pl. 9CBA — Gnetum africanum
Gnetum africanumGnetum africanumGnetum africanumGnetum africanumGnetum africanumGnetum africanumGnetum africanumGnetum africanumGnetum africanumGnetum africanumGnetum africanumGnetum africanumGnetum africanumGnetum africanum
IOverview
Overview
Eru, known botanically as Gnetum africanum, is a medium to large tree native to the tropical regions of Angola, Cameroon, Central African Republic, Congo, Gabon, and Zaïre. This member of the Gnetaceae family thrives in moist environments with light or partial sun exposure, growing up to 12 meters tall. Eru is valued for its edible parts, including fruit, leaves, root, sap, and seed, making it a versatile resource in local communities. Its ability to grow well in various soil types—light (sandy), medium, and heavy (clay)—and hardiness zones 10-12 adds to its adaptability in the wild or cultivated settings.
Quick answers
What is Eru?
Eru, known botanically as Gnetum africanum, is a medium to large tree native to the tropical regions of Angola, Cameroon, Central African Republic, Congo, Gabon, and Zaïre. This member of the Gnetaceae family thrives in moist environments with light or partial sun exposure, growing up to 12 meters tall.
Growingconditions · propagation · uses
VCultivation
Cultivation
Eru thrives in full to partial sun and prefers moist soil that can be light (sandy), medium, or heavy (clay). It is hardy in temperate regions with a zone of 10-12. Eru grows up to 12 meters tall and can be propagated through various parts such as fruit, leaves, root, sap, and seed. Ensure the soil remains consistently moist for best growth.
Light
Full sun, Partial sun/shade
Water
Moist
Soil
Light (sandy), Medium, Heavy (clay)
Hardiness
10-12
Mature size
12.0 m tall
For first-time growers
How to grow Eru for the first time
8steps
Start with a simple, light-loving Eru plant for your first gardening experience.
- 1
What you'll need
A young Eru plant or seeds, potting soil, a container with drainage holes.
- 2
Best time to plant
Plant in spring when temperatures are consistently above 15°C (60°F).
- 3
Soil and container prep
Use well-draining soil. Ensure the container is at least 30 cm (12 inches) wide and deep.
- 4
Sowing or transplanting
Transplant a young plant or sow seeds directly into the container, covering them with about 1 cm of soil.
- 5
First two weeks
Keep the soil moist but not waterlogged. Place in partial shade to avoid scorching.
- 6
Ongoing care
Provide full sun once established. Water when the top inch of soil feels dry. Fertilize sparingly with a balanced plant food.
- 7
Harvest or pruning
Prune lightly in late winter to maintain shape and remove dead branches.
- 8
Common mistakes
Overwatering, planting in heavy soil, not providing enough light, neglecting to prune, and using too much fertilizer.
VIEdible & utility
Edible & utility
Edible parts:FruitLeavesRootSapSeed
Edible uses: The Eru plant's leaves, roots, seeds, and fruit are all edible. The leaves can be eaten raw or cooked as a vegetable. Seeds are often roasted before consumption. The sap is sometimes used in various preparations but is not commonly eaten directly. Roots can be boiled or ground into flour for use in dishes.
Other uses:FiberWeaving materialCoppice
Contextrange · companions · related
VIIDistribution
6 native · 0 introduced
Distribution
6 native · 0 introducedDistribution across1 continent· 6 native
Africa3 regions
native (3)AngolaCameroonGabon
Broader regions
native:Central African Repu, Congo, Zaïre
IXSpecimen gallery
1 image
Specimen gallery
1 imageXI
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Companion planting
Growing zone
XII
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Back to the cataloguePlant id · 9cba994c-e3e5-4a3c-9e25-cda1ee938e61
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