Tree-Age application timing.
Timing for using Emamectin benzoate is mid-April through mid-May. It takes 2-4 weeks for the chemical to move up through the tree.
The only chemical recommended for fall use is Imidacloprid as a soil drench or injection.
Here are a couple research-based articles with charts showing what chemicals can be used for EAB management and when they should be applied:
If you have more questions, please write us again. Thank you for using our service.