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Cherry leaves with a mild shot hole disease infection. Shot hole disease (also called Coryneum blight) is a serious fungal disease that creates BB-sized holes in leaves, rough areas on fruit, and concentric lesions on branches. The pathogen that causes shot hole disease is Wilsonomyces carpophilus. [1]
Verticillium wilt begins as a mild, local infection, which over a few years will grow in strength as more virile strains of the fungus develop. If left unchecked the disease will become so widespread that the crop will need to be replaced with resistant varieties, or a new crop will need to be planted altogether.
This article is a list of diseases of rhododendron (Rhododendron spp.). Bacterial diseases. Bacterial diseases; Crown gall Agrobacterium tumefaciens: Fungal diseases
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While Armillaria is a significant and damaging pathogen of tree hosts, it also has many agronomic hosts such as grapevines, berries, roses, stone fruits, rhododendron, and rosaceous plants, although the fungus is primarily native to areas where it can use forest trees as a host. On hosts such as these, infection causes death of the cambium and ...
Phytophthora cactorum has an extremely wide host range, and can infect over 200 species or 160 genera of trees, ornamentals, and fruit crops. [2] In general, P. cactorum is capable of infecting both young and old plants, and causes root rots and crown rots of the many genera it infects.
Phytophthora ramorum is the oomycete known to cause the disease sudden oak death (SOD).The disease kills oak and other species of trees and has had devastating effects on the oak populations in California and Oregon, as well as being present in Europe.
A single case report confirmed human infection with Chondrostereum purpureum in a non immunocompromised man who had been working with infected plant material. It was resolved by treating him with antifungal medication, but indicates potential for a broader host range for plant fungus than previously believed. [11]