Japanese Knotweed Is Coming to Wreck Your Backyard—and Much, Much Worse
though others say it’s not effective unless done in conjunction with stem injection. Invasive knotweed may soon meet its ...
Invasive, fast-growing plant threatens homes, property prices as it spreads across the US
The Japanese knotweed is a shrub-type plant that was ... Other experts might advise chopping down the plant when it flowers ...