Warning! This is an
invasive plant, which has the potential to aggressivley crowd out native species. Learn
more about invasive plants!
Bull Thistle (Cirsium vulgare)
Image ID: stv23
Permalink:
myWildflowers.com/detail.asp?photo=stv23
Tap/mouseover and drag to zoom/pan.
Invasive
Family:
Asteraceae (Sunflower)
Height: 2 to 6 ft.
Blooms: June to
September
Leaf Type:
lobed
Bloom Size: 1.75 in. (typical)
Flower Description:
Individual flowers,
Parts indistinct
Location: Stavich Bicycle Trail
Date: 10/5/2002
Notes:
Rare white variant.Stem bears purple spots. Fern-like leaves. Highly toxic.
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.
