Purple nutsedge

Cyperus rotundus

Purple nutsedge

Family: Cyperaceae

Weed class: noClass
Native to: Europe, Asia, Africa
Legal listings:

This plant is on the quarantine list. It is prohibited to transport, buy, sell, offer for sale, or distribute plants or plant parts of quarantined species into or within the state of Washington or to sell, offer for sale, or distribute seed packets of seed, flower seed blends, or wildflower mixes of quarantined species into or within the state of Washington. Please see WAC 16-752 for more information on the quarantine list. For questions about the quarantine list, contact the Washington State Department of Agriculture's Plant Services Program at (360) 902-1874 or email PlantServices@agr.wa.gov.


Why Is It a Noxious Weed?

This plant is not listed on the Washington State Noxious Weed List but is listed on the Washington State Prohibited Plants/Quarantine List. For questions about the quarantine list, contact the Washington State Department of Agriculture's Plant Services Program at (360) 902-1874 or email PlantServices@agr.wa.gov.

How would I identify it?

For More Information

CABI Invasive Species Compendium - Cyperus rotundus

Invasive Plant Atlas information on purple nutsedge

U.S. Fish and Wildlife Service Ecological Risk Screening Summary on purple nutsedge

Additional Photos