Canada thistle (Cirsium arvense) is a creeping perennial broadleaf that is native to the Mediterranean area. It spreads rapidly through underground stems called rhizomes and by producing seeds. It ...

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 in ...

Canada thistle may look beautiful and innocent with its bright yellow and purple flowers towering above North Dakota's crops and prairie grasses, but looks may be deceiving. The plant is an invasive ...

Because of our recent rain, the wildflowers on roadsides, fields and meadows have bloomed, and I have enjoyed their colors while identifying them. However, there is one I constantly fight and will ...

Canada thistle is an invasive plant with a deep, extensive root system that requires persistence to completely remove from your lawn. Weeding out young thistles by hand and applying herbicides at the ...

Purdue Landscape Report: As summer comes to a close, plants are rapidly releasing seeds and the most noticeable are the flying fluffy type. Thistles, asters and milkweed are just a few of the ...

The Penn State Extension of Berks County Master Gardeners will be featuring questions and answers to inquires received through their Garden Hotline. Q: How do I get rid of invasive thistle on my ...

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 ...

Keep your lawn thistle-free with these effective strategies. Canada thistle is an invasive plant with a deep, extensive root system that requires persistence to completely remove from your lawn.