Knapweed, Bighead

Regulated Act: Alberta Weed Control Act

Provincial Designation: Prohibited Noxious

Colour: Yellow

Latin Name: Centaurea macrocephala

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bighead-knapweed (2)

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bighead-knapweed (3)

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Bighead Knapweed Daniel Laubhann City of Edmonton (1)

Bighead Knapweed seeds: Photo credit Daniel Laubhann City of Edmonton

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Bighead-Knapweed-Photo Credit Daniel-Laubhann-City-of-Edmonton

Bighead Knapweed Daniel Laubhann City of Edmonton (3)

Bighead Knapweed: Photo credit Daniel Laubhann City of Edmonton

Bighead Knapweed Daniel Laubhann City of Edmonton (4)

Bighead Knapweed: Photo credit Daniel Laubhann City of Edmonton

Bighead Knapweed Daniel Laubhann City of Edmonton (5)

Bighead Knapweed: Photo credit Daniel Laubhann City of Edmonton

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Bighead-Knapweed-Photo Credit Daniel-Laubhann-City-of-Edmonton

Knapweed Bighead