Fall Webworm

Fall webworm. Photo credit: Catherine Barr

Photo credit: Catherine Barr

Fall Webworm

Scientific name: Hyphantria cunea (Drury)
(Lepidoptera: Arctiidae)

Facts: The fall webworm makes webs in pecan and other trees. Larvae reside inside in a dark mass in the center of the web. These larvae are quite hairy, pale-yellow caterpillars with black spots about 1 inch long when full grown. Adult moths are medium sized and generally white with black markings. The markings are quite variable and some moths will be heavily marked. Several generations occur each year.

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