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Coral vine

Antigonon leptopus

Also called Love-chain, Queen's-jewels, Confederate-vine, Corallita, Corallina, Coralvine, Tallahassee-vine

Coral vine
Photo: Wiki Farazi, CC0

Coral vine is a fast, vigorous perennial climber with heart-shaped leaves and clusters of pink or white flowers, grown mainly for its long bloom season in warm climates. It dies back in frost but regrows from tubers, and it is invasive in many tropical regions, so check local rules before planting.

Family
Polygonaceae (Buckwheat family)
Grows as
Climber, Bulb, Perennial
Light
Full sun, Part shade
Water
Water regularly while establishing, then reduce to moderate watering; tolerates short dry spells once mature.
Soil
Well-drained soil of any reasonable quality; tolerates poor soil.
Temperature
18–30 °C; damaged by frost, tubers resprout after frost cutback
How easy
Easy
Safety
Not known to be toxic
Edible
Yes, some parts
Native range
Mexico to C. America
Climate
seasonally dry tropical

About

Antigonon leptopus is a species of perennial vine in the buckwheat family commonly known as coral vine or queen's wreath. This clambering vine is characterized by showy, usually pink flowers that can bloom throughout the year and large, heart-shaped leaves. A. leptopus is native to the Pacific and Atlantic coastal plains of Mexico, but also occurs as a roadside weed from Mexico south to Central America. It is widely introduced and invasive throughout tropical regions of the world, including in the south and eastern United States, the West Indies, South America, and the Old World tropics of Asia and Africa. This species is utilized for its edible tubers and seeds, but also for its horticultural properties as an ornamental vine in warmer parts of the world.

Uses

Antigonon leptopus was prepared for consumption by the aboriginal inhabitants of Baja California Sur in a way reminiscent of preparing popcorn. The seeds were toasted by placing them in a flat basket made of flexible twigs which was torn into strips and woven to make a solid surface. On top of the seeds live coals were placed, and with both hands the basket was shaken so that the coals came up against the seeds, toasting them, but not burning the basket. When the toasting was finished, the burned-out coals were removed. Using this method, a major portion of the seeds burst open, exposing a white meal. Afterwards, the seeds were separated from the husks from which they had emerged by tossing them into the air with the basket, similar to the method used in winnowing wheat in Spain. The seeds were then ground and the resulting meal was eaten. Alternatively, the seeds could be boiled and made into fried cakes.

Other Antigonon plants

Love-chain

Text excerpted from the Wikipedia article Antigonon leptopus by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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