Pussy Willow Has Little Green Caterpillars Curling Up In Leaves And Spinning White Cocoons

Question From: c. pans - New York, United States
Q: I am seeing little green "caterpillars" that are curling up in the leaves and some have spun white cocoons in the leaves. What are they and how can I get rid of them. Thanks

A: Take samples to your local independent garden center for an accurate Id and recommendation. Best And Happy Yardening, Nancy