Citrus Black Spot threatens Florida citrus
by Susan Kelly
Sumter County Extension Office
This week the United States Department of Agriculture announced the discovery of Citrus Black Spot, the latest major disease to become a destructive pest to the citrus crop of Florida.
Major diseases currently present are tristeza, blight, greasy spot, Alternaria brown spot, Phytophthora- induced diseases, melanose, scab, postbloom fruit drop, citrus canker and Huanglongbing (citrus greening).