Q.Japanese maple tree
The tree has cacoon shaped objects hanging from it. These are the same color of the leaves. We have two trees in different areas of the yard . Only one had these objects hanging under the leaves. What are these?
These are bagworm cocoons. This article will help you to get rid of these: https://www.gardeningknowhow.com/plant-problems/pests/insects/treatment-bagworms.htm