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You are here: Home / Plants / Species Profiles / Johnsongrass
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Species Profiles

Johnsongrass

JohnsongrassScientific name: Sorghum halepense (L.) Pers.

Common names: Johnsongrass, Johnson grass, Aleppo grass, Aleppo milletgrass

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Native To: Mediterranean Region (Howard 2004)

Date of U.S. Introduction: Early 1800s (Warwick and Black 1983)

Images: Invasive.org and Google

Means of Introduction: Introduced for forage (Howard 2004)

Impact: Agricultural weed that can cause serious economic losses (Howard 2004)

Current U.S. Distribution:

U.S. States and U.S. National Parks Where Reported Invasive: Invasive Plant Atlas of the United States map

Management Plans: Plants

Selected Internet Resources:

Federal Government

Sorghum halepense
Integrated Taxonomic Information System.
Taxonomy

Sorghum halepense Article Citation Search - AGRICOLA Database
USDA. National Agricultural Library.
Research; Special Note: NAL Catalog Search (resources)

Sorghum halepense - Germplasm Resources Information Network (GRIN)
USDA. ARS. National Genetic Resources Program.
Taxonomy; Legal Aspects

Johnsongrass - Weed of the Week (Feb 21, 2006; PDF | 70 KB)
USDA. FS. Northeastern Area. Forest Health Protection. Identification/Description; Photographs; Introduction History; Impacts; Habitat; Distribution; Controls

Sorghum halepense - Fire Effects Information System (FEIS)
USDA. FS. Rocky Mountain Research Station. Fire Sciences Laboratory.
Taxonomy; Identification/Description; Photographs; Introduction History; Impacts; Life Cycle; Habitat; Distribution; Controls; Special Note: References

Plant profile for Sorghum halepense - PLANTS Database
USDA. NRCS. National Plant Data Center.
Taxonomy; Identification/Description; Photographs; Distribution; Legal Aspects

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State Government

Sorghum genus - Encyloweedia
California Department of Food and Agriculture.
Identification/Description; Photographs; Habitat; Distribution; Dispersion; Controls

Johnsongrass - Vegetation Management Manual
Illinois Nature Preserves Commission.
Identification/Description; Photographs; Introduction History; Life Cycle; Habitat; Dispersion; Controls

Johnsongrass Official Control Program
Kansas Department of Agriculture. Plant Protection and Weed Control Program.
Identification/Description; Controls

Johnson Grass Control
Missouri Department of Conservation.
Taxonomy; Identification/Description; Photographs; Impacts; Habitat; Distribution; Dispersion; Controls; Legal Aspects

Sorghum halepense - Invasive Species Leaflet No. 12 (Mar 2010; PDF | 197 KB)
North Carolina Department of Agriculture and Consumer Services. North Carolina Forest Service.
Identification/Description; Photographs; Introduction History; Life Cycle; Habitat; Dispersion; Controls

Johnson Grass - Invasive Alien Plant Species of Virginia (PDF | 93 KB)
Virginia Department of Conservation and Recreation. Natural Heritage Program; Virginia Native Plant Society.
Identification/Description; Illustrations; Habitat; Controls

Class A Noxious Weed: Johnsongrass
Washington State Noxious Weed Control Board.
Identification/Description; Habitat; Distribution; History; Photograph; Controls

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University/Academic

Johnsongrass - Invasive Plant Atlas of the United States
University of Georgia. Center for Invasive Species and Ecosystem Health.
Taxonomy; Identification/Description; Photographs; Introduction History; Distribution

Johnsongrass - Invasive Plant Atlas of the MidSouth
Mississippi State University. GeoResources Institute.
Taxonomy; Identification/Description; Photographs; Introduction History; Impacts; Habitat; Distribution; Dispersion; Controls; Legal Aspects

Johnsongrass Control (Dec 1997)
University of Missouri. Extension.
Identification/Description; Photographs; Life Cycle; Controls

Johnsongass Wanted Poster--Dead, Not Alive! (PDF | 167 KB)
University of Nevada - Reno. Cooperative Extension.
Identification/Description; Photographs

Johnsongrass - Ohio Perennial & Biennial Weed Guide
Ohio State University. Ohio Agricultural Research and Development Center.
Identification/Description; Photographs; Introduction History; Impacts; Life Cycle

Johnsongrass and Shattercane Control: An Integrated Approach (PDF | 94 KB)
Pennsylvania State University. Cooperative Extension.
Identification/Description; Illustrations; Dispersion; Controls

Johnsongrass - Plants of Texas Rangelands
Texas A&M University System. Texas Cooperative Extension.
Identification/Description; Photographs; Impacts; Controls

Johnsongrass - Virginia Tech Weed Identification Guide
Virginia Polytechnic Institute and State University. Plant Pathology, Physiology, and Weed Science.
Identification/Description; Photographs

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International

Sorghum halepense - Invasive Species Compendium
Centre for Agricultural Bioscience International (CABI).
Taxonomy; Identification/Description; Photographs; Impacts; Life Cycle; Habitat; Distribution; Controls

Sorghum halepense - Grassland Index
UN. Food and Agriculture Organization.
Identification/Description; Life Cycle; Habitat; Distribution

Sorghum halepense (grass) - ISSG Global Invasive Species Database
World Conservation Union. Invasive Species Specialist Group.
Taxonomy; Identification/Description; Impacts; Life Cycle; Habitat; Distribution; Controls

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Organizations

Sorghum halepense
Discover Life.
Identification/Description; Photographs; Introduction History; Impacts; Habitat; Distribution; Dispersion; Controls

Johnson Grass - BioBullies (PDF | 775 KB) (Western Pennsylvania)
Natural Biodiversity.
Identification/Description; Photographs; Introduction History; Impacts; Life Cycle; Habitat; Controls

Sorghum halepense
Pacific Island Ecosystems at Risk.
Identification/Description; Impacts; Life Cycle; Habitat; Distribution; Controls

Sorghum halepense
Texasinvasives.org.
Taxonomy; Identification/Description; Photographs; Introduction History; Impacts; Life Cycle; Habitat; Distribution; Dispersion; Controls; Special Note: References

Citations

Howard, J.L. 2004. Sorghum halepense. In: Fire Effects Information System. U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station, Fire Sciences Laboratory.

Warwick, S.I. and L.D. Black. 1983. The biology of Canadian weeds. 61. Sorghum halepense (L.) PERS. Canadian Journal of Plant Science 63:997-1014.

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Last Modified: Mar 14, 2014
 
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