Although we are much more familiar with the sight of its distinctive flowers, we should primarily ... In their shadow lies milk thistle, specifically its seeds. They contain silymarin, which ...

Winged thistle is a winter annual, which means it generally establishes from seed in autumn, grows as a typical thistle rosette over winter, then develops an upright flower stem in spring, from which ...

at which time mowers will remove the stem before flowers are formed. Although Scotch thistle often establishes in lawns, especially from seed blown in with pappus, it never flowers in lawns. As ...

From May through October, you'll find five-petalled, papery white to pale purple notched flowers floating above the grass. They spread via seeds and stray plant parts. Since musk thistle (Carduus ...

and covered in spines often found with multiple flowers per stem wind dispersed seeds carried by clusters of cotton-like fuzz Note: European marsh thistle is distinguished from Canada thistle by ...