Inspect and treat if needed. Avoid damage to the base of trees and shrubs with lawnmowers and string-weeders. Adults return to trees and chew holes in leaves. Adults return to trees and lay eggs on the emerging leaves. Sprays to protect Apple and Pear fruit from Codling Moth should be started about two weeks after petal fall.
First generation begins.
Gardeners often find that apple and crabapple fruit is a nuisance. Sprays to remove fruit must be applied within 30 days following full bloom. If planting trees, shrubs, or flowers into an area that has fresh wood chips or bark mulch worked in, add nitrogen fertilizer to provide the microbes with the necessary nitrogen to breakdown the wood particles. A handful of ammonium nitrate or ammonium sulfate per estimated bushel of wood chips should be adequate. As the candles of pines begin to elongate, snap off part of these candles to slow the growth of the tree.