Environmental Damage

• Drought ()
• Drowning and Edema ()

Fungal Disease

• Gray Mold [Trees and Shrubs] (Botrytis cinerea and other species)
• Verticillium Wilt [Shrubs and Trees] (Verticillium albo-atrum and V. dahliae)
• Wood Rots and Decays (Many genus and species involved)

Insect Damage

• Japanese Beetle (Popilla japonica)

Several including borers, scale insects, tent caterpillars, cankers and leaf spots.  In general plants belonging to the genus Prunus are prone to a number of disease and insect problems and also tend to be short-lived.  Prunus cerasifera may begin to decline after 10-15 years in the landscape.