The moths are dark, smoky, gray variegated with light grayish brown. Characteristic small silvery oval spots and U-shaped silvery white marks are on the middle of the forewings. Hindwings are pale brown with the veins conspicuously visible. Males have tufts of gold hair at the tip of the abdomen. Adults live for about 24 days and feed on nectars.
Adults are nocturnal.
Cabbage Looper Control on Watermelon at Leesburg, 1968-1970. Florida State Horticulture Soc. Flint, M. L. 1985. Loopers, Trichoplusia ni and Autographa californica . In Integrated pest Management for Cole Crops and Lettuce.