New YouGov research suggests a high level of anxiety around Japanese knotweed and alarming levels of myth and misinformation New research released today reveals that 78% of those aware of the infamous Japanese knotweed would be put off buying a property if they discovered the weed was present in the garden. Reasons for this included the concern that it cannot always be removed (69%) or that it would be too costly (56%) or time consuming to do so (57%).  The…