Ostrinia nubilalis (Hbn.)
Photo courtesy Pete Williams, Gulf Breeze, Florida
Identification Covell, Moths of Eastern North America, Page 397. The wings are mostly grayish-brown in males and deep yellow around the discal spot and beyond the post-median line of the forewing. There will be a yellow blotch on the hindwing. In females, the wings are yellow with grayish-brown lines. There will be a large notch in the the toothed post-median line near the inner margin. The caterpillar host plants are asters, beans, dahlias, potatoes, and corn.