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    Chepstow, South Wales · NP16

    Japanese Knotweed Removal in Chepstow

    Looking for Japanese knotweed control near you in Chepstow? We survey, treat and remove Japanese knotweed for homeowners, landlords, developers and councils across Chepstow and the surrounding South Wales villages. Photo identification and an online quote are free; a professional on-site survey with a written report starts from £250 and is credited against the works if you proceed.

    Chepstow site visits

    Surveyors covering NP16 and the wider South Wales area.

    10-year guarantee

    Insurance-backed and transferable on sale.

    £10m liability cover

    Qualified operatives and licensed waste disposal.

    Why Japanese knotweed is a problem in Chepstow

    On Chepstow properties, Japanese knotweed rhizome spreads several metres underground, exploits cracks in hard standing and drains, and can stall a mortgage offer or sale. Chepstow sits at the Wye and Severn confluence, where tidal disturbance and the old railway and quayside land give knotweed ideal disturbed ground, with stands recurring along the Wye Valley bank.

    Read more on our japanese knotweed treatment guide or see the full Chepstow knotweed service.

    Chepstow coverage map

    Our surveyors cover Chepstow and the surrounding South Wales villages and hamlets. The map below shows the area we work in daily for Japanese knotweed surveys, herbicide programmes and excavation.

    The marker sits on Chepstow town centre (51.6378, -2.9437). Service area: Chepstow and surrounding South Wales parishes. View a larger map of Chepstow

    Local landmarks we work near

    • River Wye
    • Chepstow Castle
    • Severn Bridge
    • Wye Valley

    Villages and hamlets covered

    • Tutshill
    • Bayfield
    • Mathern
    • Sedbury
    • Beachley
    • Tintern
    • Stroat
    • Pwllmeyric

    Everything plotted on the Chepstow map is covered by our teams, including Tutshill, Bayfield, Mathern, Sedbury, Beachley, Tintern, Stroat and Pwllmeyric, and the ground around River Wye, Chepstow Castle, Severn Bridge and Wye Valley.

    How we treat Japanese knotweed in Chepstow

    Treatment method

    We use a three to five year stem-injection and foliar herbicide programme, or hybrid and full excavation with licensed off-site disposal where timescales are tight.

    Best timing

    Most effective late summer to early autumn, when the plant draws herbicide down into the rhizome.

    Your legal position

    Listed on Schedule 9 of the Wildlife and Countryside Act 1981 — allowing it to spread to neighbouring land can bring a civil claim, and the cut material is controlled waste.

    Local coverage

    Chepstow and nearby Tutshill, Bayfield, Mathern.

    Japanese Knotweed pricing near Chepstow

    Herbicide programmes from £1,500; hybrid excavation from £4,000; full excavation from £8,000. For a firm figure, send photographs through the free online survey or request a free online quote and we will price the Chepstow works the same day.

    Japanese Knotweed in Chepstow — FAQs

    Herbicide programmes from £1,500; hybrid excavation from £4,000; full excavation from £8,000. Prices in Chepstow depend on the size of the stand, access to the rear of the plot and how far the site sits from a licensed disposal facility. Send photographs for a same-day Chepstow price.

    We use a three to five year stem-injection and foliar herbicide programme, or hybrid and full excavation with licensed off-site disposal where timescales are tight. Every Chepstow job is set out in a written plan with visit dates, and the work is carried out by qualified operatives under £10m liability cover.

    The most effective window is late summer to early autumn, when the plant draws herbicide down into the rhizome. Outside that window we can still survey, fence off and plan the Chepstow works so treatment starts the moment conditions are right.

    Listed on Schedule 9 of the Wildlife and Countryside Act 1981 — allowing it to spread to neighbouring land can bring a civil claim, and the cut material is controlled waste. We provide the written records Chepstow owners, landlords and agents need to show the problem was dealt with properly.

    We cover Chepstow (NP16) and the surrounding villages, including Tutshill, Bayfield, Mathern, Sedbury, Beachley, Tintern, plus the wider South Wales area.

    Yes. Photo identification and an online quote are free — send images through the free online survey and we confirm the species and price the work the same day. A full on-site survey with a written report starts from £250 and is credited against the works.

    Knotweed is rarely the only problem on a Chepstow plot. The same crews treat running bamboo in Chepstow gardens, giant hogweed on South Wales watercourses and Himalayan balsam along South Wales riverbanks. If you are mid-sale, start with what mortgage lenders require for knotweed and our property survey reports.

    Species we treat in Chepstow

    Buying, selling or letting in Chepstow

    Who we work for in Chepstow

    Counties bordering South Wales

    Other weeds we treat in Chepstow

    100% Free • No Obligation

    Free Online Survey

    Not sure what's growing? Upload photos through our free online survey or call 07932 064593 and our qualified experts identify 50+ species at no cost. Need someone on site? A professional survey with a full written report starts from £250.

    £10M insurance-backed guarantee
    Same-day photo identification

    No obligation. We never share your details.