Candidatus Phytoplasma pruni

Photo by F. Dosba, INRA, Bordeaux, Bugwood.org

Serious pest of cherry orchards in California Leaf rolling and/or spotting may occur and leaf veins may swell In mature trees, leaf yellowing is followed by leaf fall, with only a few rosettes remaining at the tips of shoots Fruit are often small, pointed and distorted and are pale red to greenish white in colour Young trees typically die soon after the first symptoms are observed Can be transmitted by budding or grafting but transmission by leafhoppers is the most important means of dispersal

High priority pest of: Summerfruit

Pest Documents

• Peach X disease FS
• X disease phytoplasma DP

FS: fact sheet

CP: contingency plan

DP: diagnostic protocol