As you might have guessed, this can often occur in the fall when temperatures drop.

Sep 07, Expert Response. Many cherry trees have been dropping leaves all summer and are largely bare by now. In most cases, this is simply drought and stress. We had a short drought in June and an extended drought this summer (which still continues).

Use raised beds as they save space, have fewer weeds, and improve soil drainage.

When trees are stressed, they will drop extra foliage that they cannot support. Dec 10, Yellowing leaves that drop prematurely are an unsettling sign that something is amiss with your cherry tree.

Cherry trees are a member of the. Aug 18, b) Cherry tree leaf spot, caused by the fungus Blumeriella jappi, is a disease of cherry foliage and fruit. The fungus favors wet, humid conditions for infection and temperatures between 60 to 68 degrees F.

Small purple to brown leaf spots, leaf yellowing, leaf drop and small holes where leaf spots initially formed identify cherry leaf spot on foliage.