Ongoing monitoring and management of Japanese knotweed over time. Includes scheduled inspections, treatment progress reports, and compliance documentation for property owners and developers.
5 specialists in Cardiff
PCA-qualified specialist in the identification, treatment, and remediation of Japanese knotweed throughout Wales. Over 10 years' experience offering surveys, management plans, herbicide treatment, stem injection, and insurance-backed guarantees.
The UK's leading independent Japanese knotweed advisor and the PCA's first approved independent surveyor. Provides specialist expertise and project management for the cost-effective identification and removal of invasive species.
Multi-disciplinary environmental and ecological consultancy headquartered in Brighton. PCA Contractor of the Year 2025, offering Japanese knotweed identification, surveys, and removal alongside environmental consulting services.
Family-run PCA-accredited specialist providing certified Japanese knotweed removal across South Wales since 2014. Offers 5 and 10-year insurance-backed guarantees underwritten by QANW, with flexible 0% APR payment options.
Japanese knotweed removal company and consultancy regulated by RICS (Royal Institution of Chartered Surveyors), with full PCA accreditation. Based in London with satellite offices in Bristol and Cardiff.
Knotweed Directory