What is the likelihood of dormant rhizome being present in the ground?
Where dormancy exists, the knotweed may look dead above ground (or may not even be visible) but the rhizome system in the ground remains alive ready to send up new shoots when the dormancy is broken.
Related Articles
Why do some companies tell us we can’t disturb the ground after herbicide treatment?
It is never possible to verify with 100% confidence that all knotweed has been killed following in-situ herbicide treatment. Disturbing the ground not only fragments the rhizome system leading to spread but also often leads to regrowth where the ...
Guide On The Use Of A Garden With Japanese Knotweed Present
Use of a garden with Japanese Knotweed Present When Japanese Knotweed (Fallopia japonica) is present in a garden, its invasive nature and robust growth habits pose significant restrictions on how the garden can be used. This plant is known for its ...
Why would I need an excavation discovery dig?
The size of the infestation of visible knotweed on the surface may not be representative of the extent of knotweed rhizome under the ground. As JKW spreads its highly regenerative underground rhizome system underground, it is important to understand ...
What happens if Japanese Knotweed is present in neighbouring properties?
The instructing/paying party must provide written permission from all neighbouring owners involved permitting access and permission to undertake works on their properties for the full period of the treatment program. Japanese Knotweed Specialists ...
What are the different survey types?
Standard site visit and survey report A standard site visit and survey report carried out by our PCA qualified Invasive Weed surveyors. Our surveyor will aim to assess the entire garden to look for the visible presence of Japanese knotweed, and where ...