Insects

Extension is expanding its online education and resources to adapt to COVID-19 restrictions.

A brown moth with red and black patterns on the wings

An orange beetle with black stripes on its back

Multiple Indianmeal moth adults, larvae and webbing grouped together

A red ladybeetle with black spots feeding on tiny yellow aphids

Yellow and black bumblebee on a yellow zinnia flower

Find research-based information on both helpful and harmful insects, spiders and other insect relatives. Learn how to identify insect damage on plants and in the landscape as well as how to prevent and control common household insect infestations.

Read about insects on Yard and Garden News

Crop insects

Corn insects

Insects, diseases and nematodes affecting corn

Soybean insects

Insects and diseases affecting soybean

Household insects

Insects that infest homes

Ants, bed bugs, clothes moths, cockroaches, flour beetles, springtails, wasps

Nuisance insects

Boxelder bugs, Asian lady beetles, flies, earwigs, masked hunters, springtails and stinkbugs

Product and houseplant pests

Pantry pests, carpet beetles, clothes moths and silverfish

Insect relatives

Spiders, ticks, mites, millipedes, centipedes, scorpions and sowbugs

Biting insects

Bed bugs, fleas, head lice and medically significant insects

Pollinators

Bee Campus UMN Twin Cities

UMN Twin Cities is an affiliate of Bee Campus USA, an initiative of the Xerces Society that raises awareness of the importance of pollinators and actions each of us can take to help pollinators.