Seed rain Species
Here are a few invasive species in the Seattle area that can spread through seed rain. Control methods available at King County Noxious Weed. Click the photo for Best Management Practices.
WORST OF THE WORST
Dirty Dozen ranked by current and potential impact
Dirty Dozen ranked by current and potential impact
1. English Ivy2. English Holly3. Himalayan Blackberry4. English Laurel |
5. English Hawthorn6. Scotch Broom8. Bohemian & Giant Knotweed |
9. Poison Hemlock10. Italian Arum11. Yellow Archangel12. European Mountain Ash.Photo Credits: King County Noxious Weeds & Ben Legler
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