piercesdisease.cdfa.ca.gov
Pierce's Disease is a bacterial infection, which is spread by bugs that feed on grapevines, particularly the "glassy winged sharpshooter." Grapevines that become infected with PD can quickly become sick and die.
1900, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2025, Most recent
Final report: Transmission of grapevine red blotch virus and behavior of its insect vector (24-0320)
Authors: Marc Fuchs
Submitted: July 23, 2025
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