When to spray apple trees for worms?

All apple trees are susceptible to worm infestations, which can lower fruit production. The worms come from the codling moth that breeds in warm temperatures. In a mild or Mediterranean climate, several generations of moths can grow in one season. read more

Spray your apple trees for worms beginning in the late spring and continue on a spraying schedule through the late harvests in September and October, if applicable. Gauge your specific spray start date by counting 21 days after your apple tree is in full bloom. read more

When to Spray Apple Trees for Worms By Theresa Leschmann; Updated September 21, 2017 Apple trees can easily become infested with a variety of insect pests, particularly the coddling moth. read more