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Malheur Experiment Station
Oregon State University

Acroptilon repens

Russian knapweed (Acroptilon repens)
 Acroptilon repens
Common Names Russian knapweed, hardheads
Family Composites, Sunflower
Flower Color Pink, rose
Plant Type Shrub
Introduced Yes
Native No
Weed Noxious, Yes

Russian knapweed (Acroptilon repens) Russian knapweed (Acroptilon repens) Russian knapweed, hardheads (Acroptilon repens) Russian knapweed, hardheads (Acroptilon repens) Russian knapweed, hardheads (Acroptilon repens) Russian knapweed, hardheads (Acroptilon repens) Russian knapweed, hardheads (Acroptilon repens) Russian knapweed, hardheads (Acroptilon repens)

Russian knapweed or hardheads was formerly classified as Centaurea repens.


For additional information please send an e-mail request to:
Dr. Clinton C. Shock
Clinton.Shock@oregonstate.edu

Malheur Agricultural Experiment Station
595 Onion Avenue
Ontario, OR 97914
(541) 889-2174
FAX (541) 889-7831

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