The Occurrence of Sooty Mold of Blueberry Caused by Cladosporium sphaerospermum in Korea

In March of 2015, severe sooty mold was observed on blueberries cultivated in a farmer’s greenhouses in Goseong-gun, Gyeongsangnam-do, South Korea. Typical symptoms included a black or dark brown, superficial fungal growth on the leaves, stems, and fruit of blueberry plants. The fungal colonies on PDA were flat and black. The conidia were dark green in color, globose to sub-globose in shape and 3-5×3-4 μm in size. The ramoconidia were...