Japanese Knotweed Autumn Update Post author:dan Post published:October 31, 2018 Post category:Japanese Knotweed survey The spraying season might be coming to a close, however, it’s still there! If you’re selling a property with Japanese Knotweed, don’t forget to declare it and get that Management Plan in place. You Might Also Like Never give Japanese Knotweed a chance to establish itself June 17, 2019 Can Japanese Knotweed grow through concrete? June 4, 2019 Japanese Knotweed giving you the run around? February 24, 2019