Scientific Name: Persicaria campanulata
Common Name: lesser knotweed
Family Name: Polygonaceae
Origin: S.E. Asia / Japan / China
Hardiness Zone: Zone 5: (-29 to -23 °C)
Plant Type: Herbaceous perennial
Mature Size: 0.7 - 1.3m x 0.6 - 1.0m (height x width)
Habit: Arching, Open, Spreading, Upright
Form: Irregular, Oval - horizontal
Texture: Medium
Landscape Uses: Erosion control, Fall interest, Fragrance, Group or mass planting, Wetland - bogs
Exposure: Full sun, Part sun/part shade, Filtered shade
Soil or Media: Well-drained
Leaves: Simple, Alternate, Soft flexible, Heavily veined, Pubescent, Elliptic, Lanceolate, Ovate, Ciliate
Flowers: Panicle, White, Pink, Aug-Sep
Fruit: Achene, Brown, Oct-Nov
Key ID Features:
Leaves dark green, ovate to lanceolate, heavily veined.