Exotic weedy plants

Japanese knotweed and giant hogweed are exotic weedy plants that cause a lot of nuisance. Fortunately, you have already passed on many reports of locations of these plants. This helps the municipality tremendously in combating them. 

Have you seen these plants? If so, please report the location to us. 

Arrange online

Check the Map to see which locations are already known to the municipality. You no longer need to report these. 

Map invasive exotics

Learn more

Check out the page on mowing roadsides and grasslands.