questionText: To ask the Secretary of State for Environment, Food and Rural Affairs, what recent assessment he has made of the effectiveness of measures to control the spread of Japanese knotweed.
answerText: Defra recognises the impacts caused by invasive species, including Japanese knotweed. Japanese knotweed is listed on Schedule 9 of the Wildlife and Countryside Act 1981. This makes it an offence to cause Japanese knotweed to grow in the wild. In England G...
heading: Japanese Knotweed: Weed Control