Japanese knotweed, a terrestrial herbaceous plant that is in the Polygonaceae family, invades along rivers, streams, roads, and in disturbed areas or where dumped. It prefers full sun and rich soils ...

Japanese knotweed sounded like a very clever idea. A plant that typically colonised volcanoes in Japan was imported to Britain to help hide, or possibly even stabilise, railway embankments.

The world's largest field trial on the control of Japanese knotweed, conducted in Wales, has found that eradicating the plant is not possible ... to people wanting to buy with a mortgage which ...

green-white flowers develops a massive rhizome system below ground that allows it to spread rapidly and be very difficult to remove broken off stem and root fragments are able to re-root and create ...