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Citrus Greening (Huanglongbing; HLB) Blight and Tristeza Comparison Identification Sheet1

M. M. Dewdney, J. D. Burrow, L. M. Diepenbrock, and R. H. Brlansky 2

This document is a two-page illustrated identification sheet for Citrus Greening that includes a comparison chart for Citrus Greening, Blight and Tristeza. The document can be downloaded by clicking the PDF icon in the top left corner.


1. This document is PP263, one of a series of the Plant Pathology Department, UF/IFAS Extension. Original publication date April 2009. Revised July 2013, April 2016, and April 2020. Visit the EDIS website at for the currently supported version of this publication.
2. M. M. Dewdney, associate professor, Department of Plant Pathology; J. D. Burrow, Extension program manager; L. M. Diepenbrock, assistant professor, Department of Entomology and Nematology; R. H. Brlansky, professor emeritus, Department of Plant Pathology; Original author: T. M. Spann, former associate professor, Department of Horticulture; UF/IFAS Citrus Research and Education Center, Lake Alfred FL.

Publication #PP263

Date:May 4th, 2020

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