Large Yellow Underwing: A New Cutworm in Idaho
CIS-1172
BY Edward John Bechinski, Larry J. Smith, Frank W. Merickel, Reed Findlay
January 4, 2022
Noctua pronuba (pronounced knock-TOO-ah pro-NEW-bah) is an accidentally introduced cutworm known as the large or greater yellow underwing for its distinctively colored adult moth stage. Learn the basics about this insect, including how to identify it, its biology, pest status, infestation risk factors and more. Originally published in 2009; revised in 2021.