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You are here: Home / Plants / Species Profiles / Scotch Broom
Species Profiles

Scotch Broom

Scotch BroomScientific name: Cytisus scoparius (L.) Link (ITIS)

Common names: Scotch broom, broomtops, common broom, European broom, Irish broom, English broom

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Selected Resources

Native To: Europe and North Africa (Zouhar 2005)

Date of U.S. Introduction: 1800s (Zouhar 2005)

Means of Introduction: Introduced as an ornamental or possibly as livestock fodder (Mack 2003; Zouhar 2005)

Impact: Forms dense stands which crowd out native species and destroy wildlife habitat (Zouhar 2005)

Current U.S. Distribution:



Selected Resources:

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Council or Task Force

Invasive Plants of California's Wildlands - Cytisus scoparius
California Invasive Plant Council.
In online book: Bossard, C.C., J.M. Randall, and M.C. Hoshovsky (Editors). 2000. Invasive Plants of California's Wildlands. University of California Press. Berkeley, CA

Stop the Invasion: Scotch Broom (Jun 2016; PDF | 544 KB)
Washington State Recreation and Conservation Office. Washington Invasive Species Council.
See also: Outreach and Educational Materials - Invasive Species Fact Sheets for more resources


Pacific Island Ecosystems at Risk (PIER) - Cytisus scoparius
USDA. FS. Institute of Pacific Islands Forestry.

Alaska Exotic Plants Information Clearinghouse (AKEPIC): Species Biography - Scotch Broom (Feb 7, 2011; PDF | 172 KB)
University of Alaska - Anchorage. Alaska Center for Conservation Science.
See also: Non-Native Plant Species List for additional factsheets (species biographies) and species risk assessment reports of non-native species present in Alaska and also non-native species currently not recorded in Alaska (potential invasives).

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 Broom
University of Georgia. Center for Invasive Species and Ecosystem Health.

Invasive Species Compendium - Cytisus scoparius
CAB International.

Global Invasive Species Database - Cytisus scoparius (shrub)
IUCN. Species Survival Commission. Invasive Species Specialist Group.

Federal Government

U.S. National Plant Germplasm System - Cytisus scoparius
USDA. ARS. National Genetic Resources Program. GRIN-Global.

PLANTS Database - Scotch Broom
USDA. NRCS. National Plant Data Center.

Fire Effects Information System (FEIS) - Cytisus scoparius, C. striatus
USDA. FS. Rocky Mountain Research Station. Fire Sciences Laboratory.

Exotic Species: Scotch Broom (2010)
DOI. NPS. Science of the American Southwest.

See also: Invasive Plant Species for more fact sheets

International Government

Weeds in Australia - English Broom (Cytisus scoparius)
Australian Government. Department of the Environment and Energy.
Designated Weed of National Significance

Victorian Resources Online: English Broom
Victoria Department of Economic Development, Jobs, Transport and Resources (Australia).

State Government

Encycloweedia: Data Sheet - Brooms (Scotch, French, and Spanish)
California Department of Food and Agriculture.
See also: Included on California's noxious weed list; see Encycloweedia: Program Details for additional resources

Agricultural Brochure - Scotch Broom (PDF | 211 KB)
Plumas-Sierra Noxious Weeds Management Group (California).
See also: Agricultural Brochures for more species

Class B Noxious Weed: Scotch Broom
Washington State Noxious Weed Control Board.

King County (Washington) Noxious Weed Control Program - Scotch Broom
King County Department of Natural Resources (Washington). Water and Land Resources Division.

Integrated Pest Management Prescription: Scotch Broom (Jul 2009; PDF | 721 KB)
Thurston County Public Health and Social Services (Washington). Environmental Health.
See also: IPM for Homeowners & Land Managers for more species

Scotch broom (Cytisus scoparius)
Wisconsin Department of Natural Resources.


Pest Notes: Brooms
University of California. Statewide Integrated Pest Management Program.
See also: Pest Notes are peer-reviewed scientific publications about specific pests or pest management topics, directed at California's home and landscape audiences.

Weed Control in Natural Areas in the Western United States: Scotch Broom (2013; PDF | 278 KB)
University of California. Weed Research and Information Center.
See also: Weeds in Natural Areas for more information sheets

Biology, Ecology, and Management of Scotch Broom (2010)
Montana State University Extension.

Introduced Species Summary Project - Scotch Broom
Columbia University. Center for Environmental Research and Conservation.

Scotch Broom: Biology and Management in the Pacific Northwest - PNW 103 (Jul 2008)
University of Idaho; Oregon State University; Washington State University. Pacific Northwest Extension.


Weed Identification - Scotch Broom
Montana Weed Control Association.

BroomBusters: Vancouver Island & British Columbia Mainland's Grassroots Scotch Broom Containment Campaign
Broombusters Invasive Plant Society (Canada).


Integrated Taxonomic Information System. Cytisus scoparius. [Accessed Sep 10, 2014].

Mack, R.N. 2003. Plant naturalizations and invasions in the eastern United States: 1634-1860. Annals of the Missouri Botanical Garden 90(1):77-90.

Zouhar, K. 2005. Cytisus scoparius, C. striatus. In: Fire Effects Information System. U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station, Fire Sciences Laboratory.

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Last Modified: Sep 15, 2018
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