Knotweed and hogweed: legal issues and further information

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See also the frequently asked questions on knotweed and hogweed. The knotweed code of practice In 2006, the Environment Agency (EA) released an official code of practice relating to the treatment of Japanese knotweed: Managing Japanese knotweed on development sites: the knotweed code of practice. Aimed particularly at knotweed occurring on sites...

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