Plant Information
Persicaria Polymorpha
Scientific Name: Persicaria polymorpha
Common Name: Knotweed
Hardiness Zone: 5a - 8b
Hardiness Degree: -20°F (-28.9°C)
Blooming Season: Summer
Plant Habit: Spreading
Water: Medium
Fertilize: Once a month
Spacing: 36 - 40" (91 - 102cm)
Height: 40 - 48" (102 - 122cm)
Width: 36 - 40" (91 - 102cm)
Exposure: Partial Sun
General Information:
A large, statuesque Knotweed crowned with large plumes of cream-colored flowers on strong red stems above a branching mass of mid-green lance-shaped foliage.
Available as bare root. A large, statuesque Knotweed crowned with large plumes of cream-colored flowers. These are held on strong red stems above a branching mass of mid-green lance-shaped foliage.