After seven years of quarenteed research the insect that they hope will be the answer to controlling Japanese Knotweed has today been released in two unnamed sites in the South of England.
We can't relax just yet - these are field trials before it considered for further release...so in the meantime we will have to keep going with our labour intensive control methods.
See this link for a bbc report. http://news.bbc.co.uk/go/em/fr/-/1/hi/sci/tech/8555378.stm