Denver Plants

Common name: American Thistle
Latin name:
Cirsium centaurea

American Thistle - Cirsium centaurea
Annual/Perennial: Perennial

Flowers: July to August
Flower size:
1" to 1.5"

Found in:
Montane to Subalpine 
Height: 3'
Invasive:
Yes
Native species:
No
Useful in garden: No

Image taken: S

Pictured Wildflower: American Thistle - Cirsium centaurea
Wildflower Field notes: American Thistle is a pest that no one wants growing on their property. Every year I put some effort into trying to keep American Thistle for getting a foothold on my land.

Look for American Thistle growing in sunny areas in forest openings, meadows, and along fence lines.

Related Links:
Wildflower Menu
Affiliate
Wildflowers by
Flower Color
Wildflower Home
Blue & Purple Flowers
Green Flowers
Orange & Red Flowers
Pink Flowers
White Flowers
Yellow Flowers
Related Links
Featured Wildflower Book
Wildflower Info
Native plants
Invasive Plants
Guest Support
Did you enjoy the Wildflower section? Show your support by Clicking here.

© Copyright 2003 nSnare Digital Media 
Site design and hosting by
nSnare Digital Media
Questions or comments about this site? 
Contact webmaster @ denverplants.com