Invasive Plants of California's Wildlands - Cytisus
California Invasive Plant Council.
Bossard, C.C., J.M. Randall, and M.C. Hoshovsky (Editors). 2000. Invasive Plants of California's Wildlands. University of California Press. Berkeley, CA
Invasive Plant Atlas of New England (IPANE) - Scotch broom
University of Georgia. Center for Invasive Species and Ecosystem Health.
Invasive Plant Atlas of the United States - Scotch
University of Georgia. Center for Invasive
Species and Ecosystem Health.
Invasive Species Compendium - Cytisus scoparius
Global Invasive Species Database - Cytisus scoparius (shrub)
World Conservation Union. Invasive Species Specialist Group.
Cytisus scoparius - Germplasm Resources Information Network (GRIN)
USDA. ARS. National Genetic Resources Program.
PLANTS Database - Scotch Broom
USDA. NRCS. National Plant Data Center.
Cytisus scoparius, C. striatus - Fire Effects Information System (FEIS)
USDA. FS. Rocky Mountain Research Station. Fire Sciences Laboratory.
Weed Management Guide - Scotch Broom (PDF | 656 KB)
New South Wales Department of Primary Industries (Australia).
Weeds of Australia - English broom
Queensland Department of Primary Industries and Fisheries (Australia). Biosecurity Queensland.
English Broom - Information Notes
Victoria Department of Primary Industries (Australia).
Brooms - EncycloWeedia
California Department of Food and Agriculture.
Broom (PDF | 211 KB)
State of California. Plumas County. Plumas-Sierra Noxious Weeds Management Group.
B Noxious Weed: Scotch Broom
Washington State Noxious Weed Control Board.
King County (Washington). Noxious Weed Control Program.
Integrated Pest Management Prescription: Scotch Broom (Jul 2009; PDF | 721 KB)
State of Washington. Thurston County Noxious Weed Control Agency.
Scotch broom (Cytisus scoparius)
Wisconsin Department of Natural Resources.
Cytisus scoparius - Invasive Plant Species of Alaska (PDF | 172 KB)
University of Alaska - Anchorage. Alaska Natural Heritage Program.
Pests in Gardens and Landscapes - Brooms
University of California. Statewide Integrated Pest Management Program.
Weed Control in Natural Areas in the Western United States: Scotch Broom (2013; PDF | 278 KB)
University of California. Weed Research and Information Center.
Biology, Ecology, and Management of Scotch Broom (Dec 2010; PDF | 3.03 MB)
Montana State University. Extension.
Introduced Species Summary Project - Scotch Broom
Columbia University. Center for Environmental Research and Conservation.
Broom (PNW 103) (Revised Jul 2008; PDF | 692 KB)
Oregon State University. Extension and Experiment Station.
Weed Identification - Scotch Broom
Montana Weed Control Association.
Pacific Island Ecosystems at Risk.
Vancouver Island & British
Columbia Mainland's Grassroots Scotch Broom Containment
Campaign - BroomBusters
Broombusters Invasive Plant Society (Canada).