Tag: knotweed
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Heatmap reveals area that is the biggest Japanese knotweed hotspot in the UK
The latest Japanese Knotweed Heatmap from Environet shows Bristol as the area with the highest concentration of identified Japanese knotweed sightings in England, with an astonishing 33.91 verified cases per square mile – far above any other English region. In Wales, Newport tops the 2025 list with nearly 24 incidences per square mile, while data…
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One of the UK’s largest knotweed infestations threatens homes
Along the River Roding in East London, Japanese knotweed has spread across a continuous three-mile stretch, making it one of the largest known infestations in the UK. The plant’s underground roots and dense growth threaten nearby homes, potentially reducing property values and complicating sales. Without removal of the Japanese knotweed it risks spreading year after…
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Japanese knotweed heatmap reveals UK’s most impacted areas
The spread of Japanese knotweed across the UK is always an ongoing concern for homeowners but a new resource could help ease concerns. This invasive plant, notorious for damaging homes and property values, now has its own interactive tracking tool: the Exposed™ Japanese Knotweed Heatmap. Launched by Environet, the heatmap helps homeowners, buyers and property…