This is an adult moth of the fall webworm. Photo by Aaron Ashbrook/LSU AgCenter
As fall webworm larvae grow, they will create more web tents to protect themselves while they feed on the leaves inside. Photo by Heather Kirk-Ballard/LSU AgCenter
Fall webworms make webbed areas at the ends of tree branches and form an aggregation there, where they feed on the foliage. Photo by Heather Kirk-Ballard/LSU AgCenter
Step outside just about anywhere in Louisiana right now, and you’re likely to spot dozens of hairy, white caterpillars crawling around. Sometimes, you may even see one fall from overhead, seemingly out of the sky.If you look up, however, you’ll probably notice webs encasing tree leaves and branches. These webs are the handiwork of those fuzzy caterpillars that have been everywhere la...