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Casual Agent: Environmental - variety interactions
Symptoms: In concentric cracking, the fruit develop circular, concentric cracks around the stem end of the fruit. In radial cracking, the fruit cracks radiate form the stem end. Catface is expressed as malformation and cracking of fruit at the blossom end, often exposing the locules.
Conditions for Disease Development:
Conditions which may cause cracking include:
Control: Use varieties which are tolerant to this disorder.
Resistant/Tolerant Varieties: Duke, CountII, Floradade, Walter and others.
Division of Agriculture and Natural Resources, University of California.
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Last updated: August 21, 2020