lilac bush and big yellow hornets

Question

I have a 30 year old lilac bush. Yellow hornets have destroyed its bark and leaves. There is no nest in it. What can we do?

Answer 1

Hornets should be removed from the tree.
An exterminator can help with this task or this link has information on how to do this.

https://www.wikihow.com/Get-Rid-of-Hornets