That's because it isn't a single disease; anthracnose is a group of fungal diseases — all fueled by excess water on leaves, stems, and fruit. During dry weather, anthracnose slows or even... AnthracnoseDisease Description: Anthracnose is a common and destructive group of fungal pathogens that attack various shade trees. Generally found in the eastern part of the United States, anthracnose is caused by fungi in the genus Colletotrichum, a common group of plant pathogens that are responsible for diseases on... All about anthracnose. A disease that attacks trees, shrubs, and smaller plants, anthracnose is caused by a number of different fungi from the Colletotrichumgenus. Anthracnose can affect all turf species, but is most prevalent on Poa and Fescue grasses. The pathogen can result in two types of disease: foliar blight and basal rot. Dogwood anthracnose, which is a serious disease in the eastern US, can kill dogwoods. Raspberry is the fruit most commonly infected by anthracnose. AnthracnoseDisease Symptoms. Fruit: Initial soft, water-soaked lesions which become sunken, dark, and necrotic over time, causing marketability issues and sometimes post-harvest losses. Anthracnose is also known as pepper spot disease on avocado twigs, de-greening burn in citrus, blossom blight in mango, and black spot in grapes. One of the common tree diseases is Anthracnose, a fungal disease that often occurs in deciduous trees like Dogwoods, Ashes, Sycamores, and Maples. Anthracnose is a term used to describe a variety of similar fungal diseases that cause lesions to appear on the leaves, branches, and fruit of affected trees.