Cecropia moth

Scientific Name: Hyalophora cecropia

Order & Family: Order: Lepidoptera, Family: Saturniidae

Size: Wingspan typically ranges from 5 to 7 inches (13 to 18 cm), making it North America's largest native moth.

Cecropia moth

Natural Habitat

Found in hardwood forests, urban and suburban areas, and orchards across North America east of the Rocky Mountains.

Diet & Feeding

Larvae (caterpillars) feed on various trees and shrubs including maple, birch, cherry, and willow. Adults do not have functional mouthparts and do not eat; they live only to mate.

Behavior Patterns

They are nocturnal and predominantly active during the early morning hours. They exhibit a univoltine life cycle, producing one generation per year, and spend the winter in a silk cocoon attached to a twig.

Risks & Benefits

No risks to humans as they do not sting or bite. Benefits the ecosystem as a primary consumer in its larval stage and serves as a food source for bats and birds.

Identified on: 6/5/2026