Cirsium canescens Nutt.
Asteraceae (Aster Family)
Synonym(s): Carduus undulatus var. canescens, Cirsium nebraskense, Cirsium nelsonii, Cirsium plattense
USDA Symbol: cica11
Cirsium canescens, a yellow thistle, has leaves that are white and velvety beneath and grayish above, with leaf bases extending wing-like down the stem. It is often found on overgrazed western pastures.
From the Image Gallery
Plant CharacteristicsDuration: Biennial
Root Type: Tap
Leaf Shape: Elliptic , Oblong , Obovate
Size Notes: Height 20-100 cm.
Size Class: 0-1 ft. , 1-3 ft.
Bloom InformationBloom Color: White , Purple
Bloom Time: May , Jun , Jul , Aug
Value to Beneficial InsectsSpecial Value to Native Bees
Special Value to Bumble Bees
Provides Nesting Materials/Structure for Native Bees
This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.
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Additional resourcesUSDA: Find Cirsium canescens in USDA Plants
FNA: Find Cirsium canescens in the Flora of North America (if available)
Google: Search Google for Cirsium canescens
MetadataRecord Modified: 2013-06-08
Research By: TWC Staff