Cicada Killer Wasps

Cicada killer wasps are common in the southern part of Wisconsin. These non-aggressive wasps feed on cicadas. Learn more in this factsheet.

Four-Lined Plant Bug

Four-linied plant bug attacks a wide variety of herbaceous and woody plants. Learn to identify and manage this pest in this factsheet.

Black Vine Weevil

Both the adult and larva of the black vine weevil feed on over 100 species of woody and herbaceous plant roots. Learn to identify and manage black vine weevil in this factsheet.


Phil Pellitteri, UW Insect Diagnostic Lab Revised:  5/25/2010 Item number:  XHT1110 Sowbugs and related pillbugs are harmless soil inhabiting creatures that occasionally are found in high numbers in and around the home.  These hard-shelled, multi-legged, segmented isopods feed on decaying organic matter in the soil.  Sowbugs often collect under flower pots, outdoor rugs, and boards, […]


Phil Pellitteri, UW Insect Diagnostic Lab Revised:  5/25/2010 Item number:  XHT1040 Slugs are legless, soft-bodied creatures that resemble snails without a shell.  Slugs feed on a wide range of plants including ornamentals, vegetables and fruits.  A number of species of slugs are found in Wisconsin, but gray and spotted garden slugs are the most common, […]


Many people are repulsed by the sight of an earwig and its intimidating back end. But those pinchers are mostly just for show, and these insects won’t harm people. They are primarily scavengers feeding at night, but they will eat some living plants and may cause damage at times. To learn more about these “icky” insects, read this article…

White-lined Sphinx Moth, Hyles lineata

The white-lined sphinx is a common moth that occurs throughout most of North America. To learn more about this charismatic moth – and its immature stage that just might be living in your garden – read this article…

Goldenrod Soldier Beetle, Chauliognathus pensylvanicus

You’ve probably noticed elongated, orange beetles roaming about on flowers lately. These goldenrod soldier beetles are the most common species of soldier beetle in our area. They are common at this time of year, feeding on pollen and maybe the occasional small insect. Read this article to find out more about these insects…

Mighty Mites

Did you know that there are mites that eat other mites? Barely visible to the naked eye, these little predators help keep spider mites and other pests in check. Read on to learn more about this fascinating world of tiny predatory mites…

Hummingbird Moth, Hemaris thysbe

Have you noticed something visiting your flowers, but you aren’t quite sure whether it’s a bee, or a small hummingbird, or a fat butterfly? It’s likely what you saw was a hummingbird clearwing, Hemaris thysbe. It is just one of a number of moths commonly referred to as hummingbird moths. Read this article to learn more…

Hover, Flower or Syrphid Flies (Syrphidae)

Are those insects with striped abdomens really all bees? Take a closer look – if they have only one pair of wings, they’re actually a type of fly. Called by various common names, these hover flies or flower flies or syrphid flies are beneficial insects. The adults feed on flowers, but the larvae are important predators of aphids. To learn more about these insects, read this article…

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