THE UKā€™S TRUSTED Japanese KNOTWEED specialists

Specialist control services for the treatment and removal of Japanese knotweed for homeowners, home buyers & sellers, developers and construction, commercial businesses, local authorities, property and facilities management companies and private landowners.

This is what Japanese knotweed looks like in late autumn >>



Every Japanese knotweed plant in the UK derives from one single plant that was introduced by Philip von Siebold in 1850, who was unaware of the huge environmental impact this plant would go on to have. Essential reading: Japanese knotweed and the Law

Japanese knotweed is NOT TO BE IGNORED!

We are the largest Japanese knotweed contractor in the UK, renowned for our quality of service, exceptional survey reporting, professional staff, competitive pricing and outstanding customer service. Japanese Knotweed Ltd is a private limited company founded in 2010, we now operate nationwide. Our CSJK approved surveyors and fully qualified spray technicians and excavation teams, are managed via three offices situated in London, Southampton, and Manchester. Helping individuals and businesses to control Japanese knotweed or get rid of Japanese knotweed infestations.



Free identification, Free surveys, Japanese knotweed treatment and removal.

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Knotweed can stall construction projects, devalue property and make it very challenging to buy and sell.

Our top clients

Why choose us

  • Trusted by over 7,000 long-term satisfied customers with a 5-Star rating from over 1,000 reviews on Trustpilot
  • FreeĀ Identification service to help you if you suspect that you have Japanese knotweed on your property
  • Fully CSJK accredited expert surveyors will visit your property to carry out the survey
  • We work to the PCA Code of Practice which means we can provide you with an Insurance backed Guarantee
  • Detailed Management Plan that includes site plan map, RICS property risk category and photographic evidence of knotweed locations
A stem of Japanese knotweed leaves