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Northern Prairie Wildlife Research Center

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Caterpillars of Eastern Forests

Ruby Quaker (Orthosia rubescens)

JPG-Photo of Ruby Quaker

Dark brown to violet gray above and pale green-white below, with broad white stripe running through spiracles. Head brown with snowflakelike lighter areas and dark stripes to either side of midline. Dorsal and subdorsal stripes broken into white spots; dorsum often with single white spot to either side of midline. Lateral stripe interrupted by dark patches about spiracles. Food: many hardwoods and softwoods, even cattails. Caterpillar: May to June; 1 generation.

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