• 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 ...

Mulching is a great way to prevent thistle from taking root. Doing so will help keep the plant's seeds from germinating. "After the removal process, cover the bare soil with 3 to 4 inches of organic ...

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.

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.