Pierce's Disease
Research Updates

piercesdisease.cdfa.ca.gov

What is Pierce's Disease?

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.

glassy-winged sharpshooter

November 2011 news archives

  • Looking Back in Lemoore
    Hanford Sentinel November 29, 2011

    Looking Back in Lemoore Hanford Sentinel The bill provides funding for the containment, and research of Pierces Disease , a vineyard-destroying disease spread by the glassy-winged sharpshooter that has hit several Valley counties in previous years. Also included in the bill is $4 million for ...


  • UCSC Grad Finds Bluebird–Wine Connection
    SantaCruz.com November 17, 2011

    Jedlicka found that placing nesting boxes on vineyard plots lures in populations of the entirely insectivorous bird, which in turn can fend off insect-borne blights such as the deadly Pierces disease ...


  • Hundreds of winemakers meet in Rochester
    Rochester Democrat and Chronicle November 13, 2011

    Hundreds of winemakers meet in Rochester Rochester Democrat and Chronicle Montgomery likes dry red wines, but the bacterial Pierces disease , to which no vinifera grapes have resistance, is prevalent ...


  • El Cerrito Prof's Bumper Crop of Info on California Farming
    Patch.com November 04, 2011

    The field guide deals with other threats to California farming, ranging from the glassy-winged sharpshooter to climate change to suburbanization. But on the whole, Starrs remains upbeat, encouraged b ...