unknown caterpillar on young apple tree

unknown caterpillar on young apple tree

Observation - unknown caterpillar on young apple tree - Global. Description: This is a caterpillar on young (1 year maiden) apple tree. I am wondering if it is harmful or beneficial. Something is eating a few of our trees leaves but this is the only caterpillar we saw.

This is a caterpillar on young (1 year maiden) apple tree. I am wondering if it is harmful or beneficial. Something is eating a few of our trees leaves but this is the only caterpillar we saw.