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Old 09-03-2010, 10:42 AM
echinosum echinosum is offline
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First recorded activity by GardenBanter: Feb 2006
Location: Chalfont St Giles
Posts: 1,340
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Quote:
Originally Posted by Martin Brown View Post
This one does seem to be very specific to Japanese knotweed. It remains
to be seen if this one parasite can do the job on its own.
Given that the insect depends upon JK and isn't extinct yet, clearly it doesn't eradicate the plant.