The folks on Reddit did not disappoint and quickly identified the crop as Japanese knotweed thanks to its distinctive heart-shaped, purplish leaves. The pictures show dozens of young plants ...

Research published in New Phytologist provides insights into why the invasive plant Japanese knotweed is so successful at outcompeting native plants. Japanese knotweed (Reynoutria japonica), which ...

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 ...

Invasive plant specialists, Environet, has an online heat map which plots sightings of Japanese Knotweed in the country. It shows that, in a 4km area around the north east of Bolton, there has ...

Non-native invasive plant species have long threatened the health of ecosystems, wildlife habitat, and populations of native ...

Non-native invasive plant species have long threatened the health of ecosystems, wildlife habitat and populations of native ...

The UK's first Japanese knotweed growth of the year has reportedly been spotted in Plymouth. Early spring is the start of the growing season for the country's most invasive plant. It's known for ...

Japanese knotweed can now be found growing in nearly every part of Britain – and Bolton is the hotspot. That is according to data tracking confirmed infestations of the irksome plant ...

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 ...