Pesticide Safety Education

The house fly, Musca domestica, is a familiar insect pest. It is of economic importance because it can transmit disease-causing organisms, such as sal...

The seedcorn maggot, Delia platura, was probably introduced from Europe in the mid-1800’s and is now widely distributed in the U.S. and Canada. This m...

The large sluggish flies known as cluster or “attic" flies (Pollenia rudis and relatives) often invade New Hampshire homes in fall and turn into ...

The European earwig (Forficula auricularia) is a common pest of homes and gardens in New England and can be quite destructive to house and garden plan...

The plum curculio (Conotrachelus nenuphar) is the most serious insect pest of apples and among the most destructive insect pests of peaches. It also a...

The Balsam gall midge (Paradiplosis tumifex), also known as the Balsam fir needle gallmaker, causes damage to balsam fir Christmas trees in many areas...

Carpenter ants (Camponotus spp.), along with termites, are the most troublesome structural pest in New Hampshire. Four species live in the state, thre...

The spongy moth (Lymantria dispar) is an important defoliating insect of hardwoods in New Hampshire. A native of Europe and Asia, the spongy moth was ...

The boxelder bug, Boisea trivittata, feeds primarily on pistillate (female) and seed bearing boxelder trees by sucking sap from leaves, tender twigs, ...

Dutch elm disease is caused by two closely related fungi, Ophiostoma ulmi or O. novo-ulmi. The fungi are spread from tree to tree by elm bark beetles ...