Bull Thistle Blossom - Cirsium Vulgare Spear Thistle Stock Photo

Bull Thistle bloom - Cirsium vulgare Spear Thistle This thistle is considered a pest here in Alabama, some places even have a ban on propagating it, but the butterflies and other insects love it. This is just a green bud, but the bloom is magnificent in shades of lavender and purple. Birds use the fluffy seed heads as part of the building material for their nests as well.