Canada thistle (Cirsium arvense) was one such plant when we moved to Northeast Ohio five years ago. The blue-gray foliage of the rosette-shaped seedlings looked intriguing during spring ...

Easily recognizable due to its vase-shaped purple flowers with dandelion-like seeds, Canada thistle (Cirsium arvense) is a ...

Canada thistle (Cirsium arvense) is probably near the top of the list for just about any gardener and farmers too for that matter. It is a tough perennial broadleaf weed that is easily established ...

Canada thistle (Cirsium arvense) is an aggressive, creeping perennial weed that infests crops, pastures, rangeland, roadsides and noncrop areas. Generally, infestations start on disturbed ground ...

This may not be a concern if it’s a desirable plant, but can become extremely problematic when that seed comes from Canada Thistle (Cirsium arvense) (Fig. 1). Canada thistle is found on the list of ...

asks Birds & Blooms reader Fran Armstrong of Spring Grove, Pennsylvania. Melinda says, “Canada thistle (Cirsium arvense), ...

Canada thistle (Cirsium arvense) is a creeping perennial broadleaf that is native to the Mediterranean area. It can spread very quickly as it sends out underground stems called rhizomes and by seed.

Q: How do I get rid of invasive thistle on my property? A: Canada thistle (Cirsium arvense) is a perennial that grows from seeds but can also spread by roots. Eliminating thistle may take several ...

The weevils stayed on the thistles for at least another week. Canada thistle, Cirsium arvense, is native to Europe but was introduced accidentally to North America in the 1600s. Since that time, it ...

The weevils stayed on the thistles for at least another week. Canada thistle, Cirsium arvense, is native to Europe but was introduced accidentally to North America in the 1600s. Since that time ...