Common in field and vegetable crops, the beet armyworm has invaded flower crops. It's hard to control with insecticides and can quickly build resistance. Microbial insecticides may be an effective alternative.

This research was supported, in part, by the American Florists Endowment, The Fred C. Gloeckner Foundation, the California Association of Nurserymen, and Statewide Critical Applied Research Funds from UC Riverside. The authors thank Dr. Joe Begley, Yoder Brothers, Aha, Florida, for supplying beet armyworm.