Limited distribution in Utah. High priority to eradicate all known populations and prevent new ones.
Quick Facts
Report your sighting through EDDMapS to help us track and respond to new infestations.
Report on EDDMapSCutleaf Vipergrass
Scorzonera laciniata
Overview
Cutleaf vipergrass is a biennial or perennial plant from Europe that invades rangelands, roadsides, and disturbed areas. It forms rosettes that can persist for several years before flowering.
How to Identify
Biennial or perennial with deeply cut, narrow leaves forming a basal rosette. Yellow dandelion-like flowers on branched stems 1-2 feet tall. Milky sap when broken.
Control Methods
Dig or pull rosettes before flowering. Herbicide treatment on rosettes.
Herbicide Recommendations
Picloram or clopyralid applied to rosettes.
⚠️ Always read and follow pesticide label directions. Contact your county weed superintendent for site-specific recommendations. Permits may be required near water.
Need help managing this weed?
Skyline CWMA can connect you with technical assistance, cost-share programs, and licensed contractors for treatment on your property.
