Japanese knotweed is a non-native, invasive plant that was imported to the UK in Victorian times and is known as a pest species that outcompetes native plants and causes damage in the built ...

You can spot the notorious weed by its distinctive height, purple-flecked stems, flower tassels, purple shoots and zig-zag-arranged leaves. Japanese knotweed thrives on its own and doesn’t need ...

WARRINGTON is the worst affected place in Cheshire for Japanese knotweed. Japanese knotweed has the potential to grow up through cracks in concrete, tarmac driveways, pathways, drains and cavity walls ...

The interactive map, now showing nearly 60,000 infestations across the UK, allows users to check the number of sightings in ...

Property owners in Bristol, Merseyside and Greater London need to be mindful of the threat of Japanese knotweed, as that’s ...

Top of the pile in Cheshire is Warrington, where 284 incidences of Japanese knotweed were reported to Environet. Warrington is closely followed by St Helens (242), with Widnes coming in third (121).

Japanese knotweed has been spotted across Oxfordshire. (Image: Property Care Association) Environet reports 44 instances in Oxford, 13 in Henley, and eight in Banbury and Abingdon while noticing seven ...

Southampton has been named the top Hampshire hotspot for Japanese knotweed. The city recorded the highest number of verified sightings in the county, according to data from Environet's online tracker, ...