Common crupina (Crupina vulgaris)

Category A Weed

Sunflower family (Asteraceae)

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  • Up to 3 ft. tall and branched with lengthwise ridges along stem


    • Cotyledons are oblong, fleshy and hairless, often with a purplish midvein; rosette leaves are oval to lance-shaped with smooth, toothed or lobed edges (margins)

    • Stem leaves are alternate and deeply pinnate-lobed; lower leaves are larger than upper leaves; edges are covered with short, stiff hairs


      • Pink or purple; occur in clusters of 1-5 at the tips of branches; base of flower is vase-shaped and narrow (3-4 times longer than wide)


        • Fibrous


          • Grows well under a wide range of environmental and soil conditions; often found in rangeland, pastures, waste areas, roadsides and along waterways; known to occur in Lyon and Storey counties

          • Annual; reproduces by seed

          • Listed on the Federal Noxious Weed List


            • Grazing or mowing can increase branching and seed production and are NOT effective

            • Apply 2,4-D, dicamba or picloram to actively growing plants prior to flowering


              Common crupina mature plant
              Mature Plant
              Common crupina rosette
              Common crupina flower
              Common crupina leaves and stems
              Leaves and stem
              Common crupina
              Seed Head
              Nevada Noxious Weed Field Guide
              Nevada Noxious Weed Guide