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Hoary Alyssum

A field of white wildflowers with green grass and a blurred background.
  • Name: Hoary Alyssum (Berteroa incana) 
  • Introduction: European plant in either contaminated lawn seed or hay
  • Habitat: Adapted to dry soils and can out compete other plants.
  • Infestation: Waste places, overgrazed pastures, and stressed meadows.
  • Available control: Mechanical and chemical 
  • Priority of Control: Prevent plant from getting to flower.
  • Biological Control: There are no insects for biological control of hoary alyssum available at this time.
  • ​For More Detail: Visit the Washington Noxious Weed Control Board listing for Hoary Alyssum.