Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Common Emerald
Hemithea aestivaria (Hubner 1799)

Family: Geometridae
Subfamily: Geometrinae
Identification: Blue-green to brown-green, checkered fringes. Two wavy white lines dorsally through both wings. Underside is a pale green/whitish.
Wing Span: 2.4-3.2 cm.
Life History:
Flight: Late spring through mid summer.
Caterpillar Hosts: In Europe: Crataegus, Prunus, Betula, Salix, Quercus, Tilia, Carpinus
Adult Food:
Range: Widespread through northern Eurasia. In North America, found in Pacific Northwest.
Conservation: Introduced in North America.
Management Needs:
Comments: NULL
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