Factsheet P20: Shothole of stone fruit

Shothole is a major disease of peach, nectarine, apricot, cherry and almond in some parts of the world, but is only occasionally found on plums. Other names the disease is known by are “peach blight”, “Coryneum blight” and “corynosis”. It is prevalent in the Pacific coast states of North America and occurs in most parts of the world.
The disease is caused by a fungus, Wilsonomyces carpophilus (= Stigmina carpophila & Coryneum beyerinckii).