Japanese knotweed: why is it so damaging and can it be stopped?
Science Weekly
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Introduction
Once admired ornamental plant is so hard to kill and grows so rampantly that homeowners can face being sued if they don't declare its presence. But how did Japanese knotweed end up in the UK? Why is it so damaging? And what might our attempts to get rid of it be doing to the environment? From The Guardian I'm Madeline Finley and this is Science Weekly.
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