New leaves pucker, thicken, and turn red and distorted in spring, then drop - weakening the tree and crop.
Infects at bud swell in cool, wet late winter and early spring.
Feb Mar
There is no in-season cure - the fix is a dormant copper spray before buds swell.
Spray copper or lime-sulfur once in late fall and again at bud swell every year.
The same products HomesteadSync recommends in the app for this problem.
As an Amazon Associate, HomesteadSync earns from qualifying purchases.
HomesteadSync watches your season and flags the pests and diseases likely to hit next - so you are ready, not surprised.