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You are here: Home / Microbes / Species Profiles / Citrus Canker
Species Profiles

Citrus Canker

Citrus canker - Invasive.orgScientific name: Xanthomonas axonopodis pv. citri

Common name: Citrus canker, Citrus bacterial canker

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Selected Resources

Native To: Believed to have originated in Southeast Asia or India (Polek 2007)

Date of U.S. Introduction: First discovered in 1910, but eradicated in 1931; another outbreak was discovered in 1986, and again in 1995 (Dewdney 2013)

Means of Introduction: First arrived in seedlings imported from Japan in 1910 (Dewdney 2013)

Impact: Bacterial disease that infects citrus trees, where it destroys fruit and causes decreased production (CABI)




Selected Resources:

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Citrus Pests - Citrus canker
USDA. APHIS. PPQ. CPHST. Identification Technology Program.
See also: Citrus Resource

Invasive Species Compendium - Xanthomonas citri
CAB International.

Plantwise Technical Factsheet - Citrus Canker (Xanthomonas citri)
CABI. Plantwise Knowledge Bank.

EPPO Global Database - Xanthomonas axonopodis subsp. citri
European and Mediterranean Plant Protection Organization.

Global Invasive Species Database - Xanthomonas axonopodis pv. citri (micro-organism)
IUCN. Species Survival Commission. Invasive Species Specialist Group.

Federal Government

Plant Pests and Diseases Program: Plant Disease - Citrus Canker
USDA. Animal and Plant Health Inspection Service.

Indian River Lagoon Species Inventory - Xanthomonas axonopodis pv. citri
Smithsonian Institution. Smithsonian Marine Station at Fort Pierce.

Save Our Citrus
USDA. Animal and Plant Health Inspection Service.

International Government

Exotic Pest Alert: Citrus Canker
New South Wales Department of Primary Industries (Australia).

Emergency Plant Pests and Diseases: Citrus Canker
Queensland Department of Agriculture and Fisheries (Australia). Office of Biosecurity.

State Government

Pests & Diseases - Citrus Canker Information
Florida Department of Agriculture and Consumer Services. Plant Industry.


Citrus Bacterial Canker Disease and Huanglongbing (Citrus Greening) (2007)
University of California. Agriculture and Natural Resources.
ANR Publication 8218

Asiatic Citrus Canker, Xanthomonas axonopodis pv. citri
University of California - Riverside. Center for Invasive Species Research.

EDIS Topic - Citrus Canker
University of Florida. Institute of Food and Agricultural Sciences Extension.
Electronic Data Information Source - publication resources

Plant Pathology - Citrus Canker
University of Florida. IFAS. Citrus Research and Education Center.

Disease Identification and Management Series - Citrus Canker
Louisiana State University. AgCenter Research and Extension.
Publication 3269
See also: Plant Diagnostic Center - Publications for more resources


Citrus Canker: The Pathogen and Its Impact (2002)
American Phytopathological Society.


CABI. Invasive Species Compendium. Xanthomonas citri. CAB International. [Accessed Feb 9, 2017].

Dewdney, M.M., P.D. Roberts, J.H. Graham, K.R. Chung, and M. Zekri. 2013. Homeowner Fact Sheet: Citrus Canker. University of Florida, Institute of Food and Agricultural Sciences Extension. Electronic Data Information Source Publication #PP194.

Polek, M., G. Vidalakis, and K. Godfrey. 2007. Citrus Bacterial Canker Disease and Huanglongbing (Citrus Greening). University of California, Division of Agriculture and Natural Resources. Publication 8218.

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Last Modified: Sep 11, 2018
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