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Persicaria amplexicaulis
Persicaria amplexicaulis

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Zone
Zones 2B, 3-9, 14-24, 32-37, 39, 40
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Full, Partial
Regular Water
Moderate

Persicaria amplexicaulis

Knotweed
Polygonaceae
Perennials

PERSICARIA

Sturdy plants with jointed stems and small white or pink flowers. Some kinds tend to get out of hand and need to be controlled.

Persicaria amplexicaulis

Himalayan native. Forms a big clump to 4 ft. tall and wide when plants are in flower. Medium green leaves are pointed ovals up to 10 in. long. Blooms profusely from midsummer to fall, bearing narrow, 4-in. blossom spikes similar to those of lavender but in a wider range of colors—pink, purple, red, white.

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