Russian Knapweed

Photo of a Russian Knapweed.(a.k.a. Centaurea repens L.)

Distinguishing Features

  • Roots are black
  • Stems are well branched and up to 4 feet tall
  • Lower leaves are deeply lobed, 2 to 4 inhes long; upper leaves narrow to a sessile base and are entire or serrate
  • Cone-shaped flowering heads are 1/4 to 1/2 inches in diameter
  • Ray flowers are pink to lavender

Crimes Committed

  • Choking & the deliberate takeover of native plants
  • Stealing lands, homes & food from wildlife
  • Corrupting & invading open lands, roadsides & recreation areas
  • Costing a bundle for taxpayers to control
  • Wreaking havoc & mayhem on innocent, unsuspecting ecosystems

Join the Invasive Weed Patrol

  • Help stop the spread of this weedy, seedy, desperado
  • Report any sightings to local land managers or rangers
  • Remove all weed seeds from clothing, shoes, pets, camping gear & tire treads

Your Reward

  • Healthy Ecosystems on Your Public Lands




https://www.fs.usda.gov/detail/ashley/learning/nature-science/?cid=stelprdb5279829