Wanted Dead

Diffuse Knapweed

Centaurea diffusa

Diffuse Knapweed is a many branched annual ranging in height from 1 to 2 feet at maturity.  Diffuse Knapweed spreads quickly, infesting roadsides, waste areas, pastures, rangeland, and recreational sites.  This plant is best identified by its white to rose-purple colored flowers and its yellow-brownish floral bracts with a distinctive spine.