Since bull thistle prefers an array of disturbed sites, it would be best to use natives that also grow well in these conditions. A few great options would be native goldenrods ( Solidago spp.), ...

Bull thistle (bad) Invasive bull thistles also have spread to every state and grow in disturbed areas. They reproduce via seeds only. If you see one, take immediate action to get rid of it.

This weed may invade your land. Be ready to oppose it. The Enemy: Bull thistle (Cirsium vulgare) Strategy: This nonnoxious, biannual, invasive weed can be found throughout Idaho. It has hairy ...

Q:When we moved in to our house six years ago, the previous owner had allowed the thistles in the corner of a flowerbed to get so large it was an actual bush. We ripped it out, put heavy plastic an… ...

Yes, they are. The thistles named above — Italian, bull and star — are highly invasive. They can overwhelm pastureland, and cattle don’t readily eat them unless trained.

Bull Thistle. Bull thistle (Cirsium vulgare) is another biennial (sometimes annual) invasive weed you should be wary of since it's prevalent across all U.S. states.

Bull thistle may not be ideal, but at least it is a biennial and dies after producing seed in its second year. It can be a problem in disturbed areas, but generally won’t take over quality habitat.

There are 5 non-native invasive noxious thistles – Bull thistle Cirsium vulgare, Musk thistle Carduus nutans, Scotch thistle Onopordum acanthium and Onopordum tauricum, ...

When we see a plant and it’s prickly, we automatically assume it is a thistle and therefore it is a bad plant, but 20 thistles native to Colorado are desirable plants.