Phlorum staff members supervised the knotweed excavation with Root barrier membranes installed and prospective regrowth was controlled by implementation of the herbicide monitoring programme. Mechanical Control: Digging up the plant and its rhizomes can yield fast success but often needs persistence. Care need to be taken to prevent prospective regeneration https://thekiwisocial.com/story5908078/the-best-side-of-japanese-knotweed-specialist-control