Theodore Payne California Native Plant Database




Polygonum paronychia

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Species Name: Polygonum paronychia
Common Name: Beach Knotweed

This relative of California buckwheat has small white flowers that attract butterflies and bees. It is native to coastal dunes and requires loose, well-draining soil and a mild climate. If planted inland, give afternoon shade.

Plant Family: Polygonaceae
Plant Type: Groundcover
Height by Width: 6 in. H x 1-2' W
Growth Habit: Low
Deciduous/Evergreen: Evergreen
Growth Rate: Moderate
Sun Exposure: Full sun (coast); Shade (inland)
Soil Preference: Well-draining
Water Requirements: Occasional to moderate
Cold Hardy to:
Flower Season: Summer
Flower Color: White
Endangered?:
Distribution: North Coast, Central Coast
Natural Habitat: Coastal dunes, scrub. Elevation: below 150'

Image:butterfly_iconA.jpg


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