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Northern Prairie Wildlife Research Center

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Macromoths of Northwest Forests and Woodlands

Hydriomena manzanita [Geometridae]

JPG-Hydriomena manzanita

Wingspan 3.2 cm. Forewing is elongate and pale gray with obscure markings forming dark curved bands. This geometrid is common, particularly west of the Cascade Mountains in dry conifer forests. Moths fly in early spring. Caterpillars feed on the foliage of manzanita (Arctostaphylos).

Similar species: Eupithecia misturata is smaller, forewing with a small black discal spot.

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