Phlorum team supervised the knotweed excavation with Root barrier membranes installed and likely regrowth was controlled as a result of implementation of an herbicide monitoring programme. ), an herbaceous perennial member with the buckwheat household, was introduced from East Asia during the late 1800s as an ornamental also to stabilize https://bookmarkbells.com/story20405029/indicators-on-japanese-knotweed-specialist-control-you-should-know