National Register - Invasive Plant Species

If you are a Tenant, Homeowner, Japanese Knotweed Treatment or Excavation Company, Property Surveyor, Gardener, Local Authority, or Commercial business that is affected by Japanese Knotweed or comes info contact with Japanese Knotweed, you can use this register to record Japanese Knotweed location and current status if untreated or in treatment or excavation plan.

Exact locations with not be identified on our map for your privacy and security.