CORN EARWORM THREAT INCREASING Early Corn Harvest Underway in Southern Maine European Corn Borer Scouting, photo by David Handley SITUATION Corn harvest is underway in early fields planted under plastic mulch. Continued rain and wet ground has made pesticide and fertilizer applications difficult in many fields. Insect pest populations are generally read more Sweet Corn IPM Newsletter No. 5 — July 28, 2023