Name: Japanese Knotweed Fallopia japonica
Timing: Late Spring to Autumn
- Although quite attractive, this plant is ferocious and aggressive in growth, spreading quite rapidly.
- It grows like Bamboo but its main secret weapon is its creeping roots.
- It can reach over 2M tall flowering in late summer before shoots die back in winter to ground level.
- It alone has caused damage to building and structures reducing house prices all over the country.