Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Large Aspen Tortrix Moth
Choristoneura conflictana (Walker, 1863)

Family: Tortricidae
Subfamily: Tortricinae
Identification: Adults brownish gray in colour with basal, middle, and outer brownish patches on forewings and fringe of hairs along posterior edges of hind wings.
Wing Span: 2.5-3.5 cm
Life History:
Flight: from late May to early August but mainly from mid June to mid July.
Caterpillar Hosts: Main host is trembling aspen but will also feed on other associated broad-leaved trees
Adult Food:
Range: Occurs along with its principal host (trembling aspen) from the Pacific to the Atlantic and from Alaska to California, Arizona, and New Mexico
Management Needs:
Taxonomy Notes: None.
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