Oakland County, Michigan®      County Home | Info A-Z | Departments | Jobs | Online Services  
Parks and Trails
Things to Do
Rec Programs
For Everyone
Explore the Area

Share thisEmailPrinter Friendly Version
Targeted Invasive Species
      Black & Pale Swallow-wort
Grows rapidly over native vegetation; wind-dispersed seed travels long distances. Toxins may pose a threat to grazing farm animals when incorporated into hay bales.



      Garlic Mustard

Dominates the ground layer of forests to the exclusion of almost all other herbaceous species; destroys mycorrhizal fungi needed by woody plants for regeneration.



View more information on Invasive Species and new threats, and learn how to be wise on weeds.

Current Efforts:
Swallow-wort collaborative