Yellow Thistle

Yellow Thistle
Cirsium horridulum
Yellow thistle is endangered in Connecticut. Typically, the flowers are dull yellow, though flower color varies. The upright, spiny leaves that surround the flowerhead make a good identifier.

Spectacular golden-yellow thistle like flowers on stiff stems in mid- and late summer and lance-shaped mid-green leaves. This bold plant is ideal for providing vertical interest in a sunny well-drained herbaceous border.

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Long (Yellow Thistle) - C. horridulum var. horridulum (Yellow Thistle) - C. horridulum var. vittatum (Yellow Thistle) - C. humboldtense (Humboldt County Thistle) - C. hydrophilum (Suisun Thistle) - C. hydrophilum var. hydrophilum (Suisun Thistle) - C.

Some species which flourish in hotter and drier climates than our own, such as the handsome Yellow Thistles of the south of Europe, Scolymus, are cultivated for that purpose, and have a classical interest, ...

This clumping, robust perennial has unusual ramrod-stiff flower stems that bloom from early summer through late summer. Its fat, rusty buds open into large, deep yellow thistle flowers the size of a small fist. Easy to cut and dry for arrangements.

See also: Thistle, Green, Aster, Medic, Fruits