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Crickets / Iowa Insect Information Notes
Iowa State University — The field cricket is one of the most common household accidental invader insect pests. There are several species of field crickets ranging in size from 1/4 to 3/4 inch, but the best known is the black field cricket, a large, shiny black insect. ...More…
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Earwigs / Iowa Insect Information Notes
Iowa State University — Earwigs are a fairly well-known insect, from folk lore if not from actual experience. The earwig is the insect reputed in superstition to purposefully crawl into the ears of sleeping persons for the purpose of burrowing into the brain to lay ...More…
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Houseplant Scale Insects
Iowa State University — Scale insects are difficult to control. There are several well-known remedies that can be tried in an attempt to eliminate scales from a houseplant. However, there is no easy, simple cure for a scale infestation. One possibility is to pick off ...More…
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House Centipede
Iowa State University — Though house centipedes are found both indoors and outdoors it is the occasional one on the bathroom or bedroom wall, or the one accidentally trapped in the bathtub, sink, or lavatory that causes the most concern. However, these locations are not ...More…
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Strawberry Root Weevil
Iowa State University — The strawberry root weevil is a very common insect found throughout Iowa. The shiny black, hard-shelled adult weevils develop from larvae that live in the soil and feed on the roots of strawberry plants, evergreen trees and shrubs. In mid-summer, ...More…
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Horsehair Worm
Iowa State University — The horsehair worms are interesting threadlike roundworms that resemble the "hair of a horse's tail or mane." These long, active worms may be observed during late summer or fall in streams and ponds, but are more commonly noticed in domestic ...More…
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Larder Beetle
Iowa State University — The larder beetle is a very common and widespread household insect pest. The insect's name comes from it's presence in dried, cured meats stored at room temperature prior to refrigeration. Today, larder beetles may be a pest in stored foods and .. ...More…
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Millipedes
Iowa State University — Millipedes live outdoors in damp areas such as under leaves, needles and dead plant debris, or in cracks and crevices. They feed on damp and decaying vegetable matter and are beneficial as "recyclers" of organic matter. However, they become a .. ...More…
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Yellowjacket Wasps
Iowa State University — Late summer is the time of year when populations of yellowjackets (commonly called "bees") and other social wasps become large and noticeable. The wasps have been present since spring, but because colonies start as a single queen in May, ...More…
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Wolf Spider and Fisher Spider
Iowa State University — Wolf spiders and fisher spiders are the largest, and also among the most common of the spiders found in Iowa. Both are outdoor species that do not usually live indoors. They are, however, an occasional "accidental invader" that will wander into ...More…
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Ladybug - Multicolored Asian Lady Beetle
Iowa State University — The origins of the Asian lady beetles are not clear, although it appears the current pest species was not purposefully released in the United States or in Iowa. Beetles that arrived by accident in ports such as New Orleans in the late 1980s have ...More…
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Bird Mites
Iowa State University — There are several species of mites called bird mites. These include the northern fowl mite (very common), the chicken mite, the American bird mite and many others. These mites are parasites on birds and are usually found on the birds or in their ...More…