Spotted Knapweed

( Centaurea stoebe )

In early stages of growth, gray-green leaves are deeply lobed with short, thin, grayish hairs
A single pink to purple flowerhead at end of stem; racts at the base of flower fringed with short hairs and black on the tips
Height up to 6 feet

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Type	Information
Toxicity	Non-toxic.
Control	Hand pulling or digging using gloves, biological, herbicide and mechanical. Contact your County Weed District or local Applicator for more information.
Habitat	Rangelands, disturbed areas, meadows, pastures, roadsides and sandy or gravelly floodplains.
Root	Taproot.
Leaf Shape	Rosette leaves deeply lobed, linear mature leaves.
Lifespan	Biennial or short-lived perennial.
Priority 2B Weed	Abundant in Montana and widespread in many counties.
Similar Looking Plants	Rosette leaves deeply loped, linear mature leaves.
Important Information	Plants are suspected to contain toxins that inhibit the growth of neighboring plants. Seeds remain viable in the soil for up to eight years.