Black knapweed (Centaurea nigra) (Nox)

Scientific name:

Centaurea nigra L.

Common name:

Black knapweed, common knapweed, lesser knapweed

Status:

Declared Noxious weed. The Agriculture Victoria website has information about the noxious weed classification of this species.

Habitat:

Subhumid and cool temperate regions. In Victoria it is confined to a few locations occurring on roadsides and in pastures on fertile soils where annual rainfall is more than 750 mm. Cultivation can spread black knapweed.

Black knapweed flower
Photo: Mark Imhof

Black knapweed flower
Photo: Andy Steed

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