Pest Library
Iowa Pest Library
Photos, identification, Iowa seasonality and how we treat 30+ common pests across Central and Southeast Iowa.
Spiders
Rodents
House Mouse
The most common indoor rodent in Iowa — fits through a hole the size of a dime.
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Deer Mouse
The white-bellied native mouse common in rural Iowa — and the main hantavirus carrier.
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Norway Rat
Large burrowing rat found near rivers, dumpsters, and older Iowa neighborhoods.
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Occasional Invaders
Boxelder Bug
The black-and-orange bug swarming the south side of your house in October.
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Asian Lady Beetle
The orange 'ladybug' that swarms Iowa homes in October — and bites if it lands on you.
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Brown Marmorated Stink Bug
The shield-shaped invader that smells terrible when crushed — and has spread across Iowa.
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Cluster Fly
The slow, clumsy fly that swarms attic windows in spring and fall.
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Centipedes & Millipedes
The many-legged crawlers in damp Iowa basements and crawl spaces.
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Earwig
The dark pincher-tailed bug in your bathroom and basement after rain.
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Silverfish
The fast silver fish-shaped insect in your bathroom and book storage.
View details →Stinging Insects
Blood Feeders
Bed Bugs
Apple-seed-sized blood feeders that hide in seams and bite at night.
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Mosquitoes
The reason you can't enjoy your Iowa backyard from June through September.
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Fleas
Tiny jumping blood feeders that bite ankles and infest carpet from a single pet.
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Ticks
Iowa's two main ticks — deer tick (Lyme carrier) and American dog tick.
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