Life On A Quarter Acre

Cirsium arvense (Creeping Thistle)

About
Observations
Taxonomy
Associated Species

Introduced Species

Our front yard is infested with these spiky thistles. The yard is usually mowed often enough to prevent flowering, but in 2024 I decided to stop mowing the yard in mid-summer, so I finally was able to see its flower, and identify it as a Canadian Thistle (Cirsium arvense).

27 July 2024
Links
iNaturalist
Wikipedia