Females lay eggs singly on host plant leaves.
Caterpillars feed on leaves and rest in leaf nests. Fully-grown caterpillars hibernate in leaf shelters. Nectar from flowers of blueberry, wild strawberry, blackberry, Labrador tea, dogbane, New Jersey tea, winter cress, purple vetch, and lupine. Woodland openings or edges. G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.