• Map
  • Biological Control
  • Projects
  • Images
  • Description

Biological controls for MEADOW KNAPWEED coming soon.

 

 

 

Project information coming soon.

Pictures coming soon. If you have images of this weed we can use please contact us.

 


MEADOW KNAPWEED-Centaurea pratensis Thuill.

 

Asteraceae-(Sunflower family)

Perennial; up to 3 1/2 feet tall with many branches.  Lower leaves long-stalked, entire, coarsely lobed, or toothed, middle and upper leaves without stalks or nearly so, entire or toothed, the uppermost leaves usually much reduced and entire.  Flowers borne in large pink to purplish-red heads at the end of the branches; involucral bracts deeply fringed, light to dark brown.  This species is considered to be a hybrid between brown knapweed (Centaurea jacea L.) and black knapweed (Centaurea nigra L.). 

Meadow knapweed is native to Europe and is now common in British Columbia, Oregon and northern California.  It infests roadsides, waste areas, fields and pastures.

(Courtesy of Weeds of the West)

 

OTHER LINKS THAT HAVE INFORMATION ABOUT MEADOW KNAPWEED

 

Back