Caterpillar hosts plants: members of the elm family (Ulmaceae) including American elm, Ulmus; hackberry, Celtis; and members of the nettle family (Urticaceae) including false nettle, Boehmeria; hop, Humulus; nettle, Urtica; wood nettle, Laportea
Adult food: rotting fruit, tree sap, and nectar of butterfly bush, Buddleia; dandelion, Taraxacum
Habitat: deciduous woodlands, woods near rivers, marshes, swamps, near other water sources
Notes: females lay eggs singly or in stacks on underside of host leaves or stems, hibernates as adults, some migrate south, males perch to locate females.