Bistorta affinis (syn. Persicaria affinis), East Indian Knotweed fast-growing Slow grower to 5 x

Slow grower to 5 x 5 ft

Grafted on Acer macrophyllum rootstock

light green leaves with silver backs clothe 3 ft tall arching stems

Not even young deer are so bold as to sample them

The shrub will also excel with regular water and part-sun as long as the soil drains well

Bistorta affinis (syn. Persicaria affinis), East Indian Knotweed fast-growing Slow grower to 5 xA shorter Persicaria, this species creeps to form a dense mat. Narrow leaves ascend among its cylindrical flower spikes of varying pinks and reds that bloom mid summer and into autumn. It's " native to the Himalayas in altitudes up to 15,800 where it creeps over alpine slopes, glacial moraines, rocky areas, wet meadows and stream banks." Missouri Botanical Garden. This is an excellent, semi evergreen ground cover, leaves turning russet in fall and