Northern Prairie Wildlife Research Center

Caterpillars of Eastern Forests

Sweetheart Underwing (Catocala ultronia)


JPG-Photo of Sweetheart Underwing

Handsome gray caterpillar sporting prominent horn on dorsum of fifth abdominal segment. Head with sharp black line over top. Dorsal setal bases raised, red-orange, those on eighth abdominal segment enlarged with oblique black line beneath. Fringe dense and comparatively long. Food: apples, cherries, and related plants. Caterpillar: May to June; 1 generation.


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Page Last Modified: August 3, 2006