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Publication #HS1117

Citrus Canker and Greening Handling Protocols for Master Gardener Plant Clinics1

Megan M. Dewdney, Timothy M. Spann, Ryan A. Atwood, and Jamie D. Burrow2

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“Citrus Canker and Greening Handling Protocols for Master Gardener Plant Clinics” is a brochure providing information on the identification and treatment of citrus canker and greening diseases. The brochure includes photographs and descriptions to aid in the diagnosis of these diseases, how to handle plant samples that may be brought to a county Extension office plant clinic, and what information to provide homeowners whose trees may be affected by these diseases.



This document is HS1117, one of a series of the Horticultural Sciences Department, UF/IFAS Extension. Original publication date September 2007. Revised January 2014.Visit the EDIS website at


Megan M. Dewdney, assistant professor, Plant Pathology Department; Timothy M. Spann, former associate professor, Horticultural Sciences Department; Ryan A. Atwood, former Extension agent II, Horticultural Sciences Department; and Jamie Burrow, coordinator, Citrus Canker and Greening Extension Education Program, CREC; UF/IFAS Extension, Gainesville, FL 32611

The Institute of Food and Agricultural Sciences (IFAS) is an Equal Opportunity Institution authorized to provide research, educational information and other services only to individuals and institutions that function with non-discrimination with respect to race, creed, color, religion, age, disability, sex, sexual orientation, marital status, national origin, political opinions or affiliations. For more information on obtaining other UF/IFAS Extension publications, contact your county's UF/IFAS Extension office.

U.S. Department of Agriculture, UF/IFAS Extension Service, University of Florida, IFAS, Florida A & M University Cooperative Extension Program, and Boards of County Commissioners Cooperating. Nick T. Place, dean for UF/IFAS Extension.