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 virginiana
Native to eastern North America, east Asia. To 2–4 ft. tall, spreading indefinitely by creeping rhizomes. Oval green leaves 3–10 in. long; insignificant flowers. The species is rarely found in gardens.
To 5 ft. Outstanding glossy green, heavily ribbed leaves. A profusion of bright red flowers in midseas...
Dense, bushy plant to 4 ft. Exceptional purplish pink flowers; profuse bloom. Flowers early, when foli...
From China, Korea, Japan. Deciduous epimedium to about 1 ft. high. Relatively large blooms (to 2 in. a...