If a branch is broken by the wind or by a heavy load of fruit.
Sep 10, Cherry Trees That Do Not Bear Fruit. Life is said to be like a bowl of cherries, but having a cherry tree that fails to fruit is the pits. There may be a cause behind your tree not fruiting that.
Dec 14, If necessary, use a pruning saw to cut branches that are 1 1/2 inches and larger in diameter. Prune cherry trees immediately after blooming to promote new growth and flower display. Trimming.