Bohemian Knotweed
Polygonum x bohemica |
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Family Name: |
Polygonaceae |
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Class: | B | |
Other Names: | ||
Why is it a noxious weed? | It forms dense colonies that exclude native vegetation and greatly alter natural ecosystems. Established populations are extremely persistent and colonies are extremely difficult to eradicate. It poses a significant threat to riparian areas. |
More Information:
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Visit Washington State Noxious Weed Control Board Here
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