Cirsium vulgare

Cirsium vulgare bull thistle

Plant grows in the wild/spontaneouslyPlant is invasive in PA Add to MyPlants View Locations

This European species has a full, large flowerhead and rigid, yellow-tipped spines of the bracts that support the flowerhead. The prickly leaves are pale or wooly beneath.  This thistle is designated as a noxious weed.

Grows in meadows, fields, and along roadsides.

Present throughout the state.

Wetland codes
EMP: FACU
NCNE: FACU



Flowers July to October.

IslePA (Guest)

Posted on 23 March 2026

This thistle grows in cow pasture fields around butler Pennsylvania 

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Cirsium vulgare bull thistle

Plant grows in the wild/spontaneouslyPlant is invasive in PA
Add to MyPlants View Locations
Cirsium vulgare gallery
Plant Summary
biennial forb invasive, noxious, common flower color: purple
Common Names
bull thistle