Hornets, Wasps and Yellowjackets - Home and Garden IPM from Cooperative Extension - University of Maine Cooperative Extension

American Yellowjacket / Alaska Yellowjacket (Vespula alascensis) (female worker) (Searsport, ME; 7/23/2023) Many of Maine’s hornets, wasps and yellowjackets are members of the Vespidae family of insects. Most vespid wasps are social insects and most are capable of repeatedly stinging if they feel threatened or feel their nest is in danger.