Utah State University Extension
This fact sheet describes diseases and insect pests of apricots in order of importance. Shothole is a common fungal disease in Utah. It attacks dormant leaf buds, blossom buds, leaves, fruit, and twigs. Other diseases discussed include gummosis, and perennial canker. Insect pests include greater peachtree (crown) borer, peach twig borer, spider mites, earwigs, European fruit lecanium scale, and European paper wasp, yellow jackets.
Murray, Marion and Alston, Diane G., "The Backyard Orchardist –Fruit Pests: Apricot" (2020). All Current Publications. Paper 969.