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Warning! This is an
invasive plant, which has the potential to aggressivley crowd out native species. Learn
more about invasive plants!
Spotted Knapweed (Centaurea stoebe)
Image ID: mtr125
Permalink:
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Invasive
Family:
Asteraceae (Sunflower)
Height: 2 to 4 ft.
Blooms: June to
August
Leaf Type:
lobed
Bloom Size: 1 in. (typical)
Flower Description:
Individual flowers,
Parts indistinct
Location: Montour Trail
Date: 7/30/2005
Notes:
Leaves tend to have a silver cast.
More photos of this flower
We started out as wildflowers from the bicycle trails of western Pennsylvania, but we've
grown!
Meyer, Joseph E. (1918). The Herbalist and Herb Doctor. Hammond, Ind.: Indiana Herb Gardens. 400 pp.