Description

Adult

Wingspan of 17-22mm. Forewings pale yellowish brown to reddish-brown with pale patches along the costa. Hindwings are pale grey-brown with whitish fringe.

Larvae

Length up to 29 mm. Body is yellow green to darker green. Legs are pale and head is black or has a dark eye patch or bar.

Eggs

Eggs are oval, white to grey and laid in flat masses on the base of large branches and rough bark or trunks and limbs. Egg masses are usually covered by hairs from the body.

Distribution

Eastern United States and parts of Canada.

Economic Host(s)

Primarily Oak (Quercus) but also Witchhazel (Hamamelis) and apple (Malus).

Symptoms/Signs

Early larval instars feed on buds and later instars feed on leaves sheltered within a rolled leaf.

Generations:

Generations: 1