Asked September 4, 2018, 12:38 PM EDT

What caterpillar is this? They are building cocoons along the ceiling edge of my porch/

Franklin County Pennsylvania

1 Response

This looks to be the poplar tentmaker, Clostera inclusa.

Read more about this caterpillar and its management from Bugwood ( and the University of Minnesota ( Your local Franklin County Penn State Extension agent call also help (