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Arizona and California

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Growing Antigonon leptopus: Coral Vine

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Description
Form: A climbing vine.
Lifespan: Perennial.
Leaf retention: Evergreen in frost-free areas.
Growth rate: Rapid.
Mature Size: To 25' long.
Flowers: Clusters of small, white, pink or red flowers. No fragrance.
Bloom: Spring through fall. Blooming stops at the first frost in fall or the start of winter.
Fruit: Small brown seeds within a capsule of dried, crumpled petals. The seeds are edible when cooked.
Leaves: Green, heart-shaped, medium-large.
Stems: No thorns. Tendrils allow the vine to climb. The stems are initially herbaceous and become woody from the bottom up with age.
Roots: This vine forms underground tubers and can resprout from its roots after freezing temperatures or after being cut to the ground.
Wildlife: The flowers attracts bees, the seeds attract birds and small mammals.
Toxic / Danger: No.
Origin: Mexico and Central America.

Cultivation and Uses
USDA hardiness zones: 8-11. This plant dies to the ground in freezing temperatures.
Heat tolerant: Yes.
Drought tolerant: Yes.
Sun: Full sun to part shade.
Water once established: Once or twice a month in part shade, weekly in full sun during the hottest parts of the year.
Soil: This vine is tolerant of soil types but does better in enriched soil, pH 6.1-7.8 (slightly acidic to slightly alkaline).
Mulch: Add mulch in the fall to protect tubers in areas with hard winter freezes.
Prune: Winter cleanup of dead sections, possibly cutting the entire vine to the ground.
Litter: Low except winter cleanup.
Propagation: Seed, cuttings, layering, dividing tubers.
Uses: Ornamental, on a wall or trellis, bee garden.

Comments
This plant is a member of the Buckwheat family (Polygonaceae) and has many regional common names. It is considered invasive in some states but is properly behaved in dry desert regions.



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Latest update: February, 2019.

Antigonon leptopus: Coral Vine - pink flowers

Antigonon leptopus: Coral Vine - red flowers

Antigonon leptopus: Coral Vine