The plastic should really increase five to 10 feet outdoors the boundary region from the knotweed development. Use rocks or other hefty supplies to weigh down the tarps, so they don't move or blow absent. As this masking will need to remain in position for a very long time, disguise https://japanese-control21987.madmouseblog.com/18601236/not-known-factual-statements-about-japanese-knotweed-control