Tent caterpillars control
How to control tent caterpillars on high trees
Montgomery County Maryland
Tent caterpillars are native insects and provide much-needed food for many bird species. They rarely do significant damage to tree because they evolved along with the trees.
Here is our website info on Eastern tent caterpillars, which included control tips: http://extension.umd.edu/hgic/eastern-tent-caterpillar-trees You can use a long pole to break up the nest and let the birds eat them.