Invasive non-native weeds
The most common invasive non-native weeds are:
- Japanese knotweed
- Giant hogweed
- Himalayan balsam
- Rhododendron ponticum
- New Zealand pygmyweed
For more information and to identify invasive non-native plants visit GOV.UK.
You can report invasive non-native weeds in our parks, open spaces or on highways and we’ll investigate.