You will be lawfully required to continue to keep any invasive plants in your land below control, this involves Japanese knotweed. Given that the plant is labelled as controlled waste via the Wildlife and Countryside Act 1981 [eight], it is prohibited to easily get rid of Japanese knotweed out of https://japanese-control10987.ageeksblog.com/36565302/not-known-factual-statements-about-japanese-knotweed-control