In message , Martin
writes
On Sun, 26 Jul 2009 09:24:45 +0100, Janet Tweedy
wrote:

In article , Gordon H
writes

Do these bugs kill the roots of Knotweed, which seem to creep
underground and pop up close by?

When they've finished with that they can start on my ground elder.
Please.

More likely that they will go for your juicy veg.

The most likely species for them to turn to, I guess, would be Russian
vine. The most closely related native species are the black and copse
bindweeds.
--
Stewart Robert Hinsley