Polygonum japonicum 'Crimson Beauty'

Japanese Knotweed, Mexican Bamboo

Family: Polygonaceae Buckwheat


Type Perennial
USDA Hardiness range 4A - 9A
Exposure Full sun
Bloom color Red
Bloom time Late Summer to Mid Fall
Water needs Moist
Landscape uses Container, ground cover, specimen, woodland garden
Height 4' to 6' / 1.20m to 1.80m
Spread n/a
Growth rate Fast
Leaf color Green
Fruit color n/a
Soil pH requirements Neutral
Soil type Loamy
Form Upright or erect
Attributes and features Attractive foilage