Description | A fungus caused disease called black rot. |
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Plant Type | Botany 101 |
Misc Facts | Dark-brown to black, hard swellings found on twigs and branches of Cherry and plum plants. Can be caused by a fungus or bacteria.. Galls are small at first but continue to enlarge each year, becoming very rough. During the spring galls will be covered with dark, olive-green, felt-like growth. Branches may be girdled and die |