Mulching is a great way to prevent thistle from taking root. Doing so will help keep the plant's seeds from germinating.

• Maintaining healthy native plant communities is the best way to prevent the establishment of any weed. Canada thistle can quickly invade disturbed areas, making revegetation critical to controlling ...

One thistle plant is capable of producing approximately 9,000 seeds that can remain viable for up to 10 years.• Both plants invade disturbed areas, pasture, rangeland, forests and cropland throughout ...

COLUMBUS, Ohio, Sept. 29. -- The authorities of the Agricultural Experiment Station in this State are greatly interested in the appearance of a new and very annoying weed within the borders of Ohio.

As of 2002, yellow star thistle had infested Monterey County (1.65 million acres), followed by Siskiyou and Mendocino counties (about 1 million acres each) and Fresno County (925,000 acres).

Streeter believes the thistle measuring approximately 11 feet, 6 inches is the tallest in the world. A thistle is a type of weed that generally grows in dry soil, according to the U.S. Wildflower.