Wisconsin is situated in the northern part of the United States, which has a diverse geography and is one of the leading dairy producers in America. The state also has a prosperous economy where paper products, IT, cranberries, ginseng, and tourism are the major contributors. While there are several species of cockroaches, only a handful of them share habitat with humans. Out of these, the four types which create trouble in Wisconsin are mentioned below.

Oriental Cockroach (Blatta orientalis)

Oriental Cockroach

Appearance

It is approximately 1 inch long (22 to 27mm) and dark brown to black. Males have wings that cover 3/4 of their body, and the female has very short wings. 

Habitat

They live in areas with decaying organic matter, be it of plants or animals. They harbor places where it is damp, cold, and dark. These cockroaches are sometimes addressed as “waterbugs” because they hang out in moist areas.

American Cockroach (Periplaneta americana)

American Cockroach

Appearance

American cockroaches are typically oval, reddish-brown with a yellowish figure 8 pattern on the back end of the head; they have six legs. Adult cockroaches range between 1 ¼ to 2 ⅛ in length and have an antenna, which helps them in smelling food.

Habitat

They prefer habitats where food and water supply is readily available, and they are generally found outdoors. Despite the name, the American cockroach is found all over the world. When they do not go indoors, these can be found crawling inside dark spaces. They’re generally found in places like wood piles, dead logs, and hollow trees.

German Cockroach (Blattella germanica)

German Cockroach

Appearance

They are Light brown to tan and usually have a darker color in the early stages of development, which lighten to a faint brown in later stages. They have long, comprehensive, and flat bodies, with six legs and two long antennae protruding from the head. They also have two dark longitudinal lines on the shield behind their head. These are among species of cockroach that do not fly, despite having wings, which helps in catching or tracking their progress through the house.

Habitat

They cannot survive in locations away from humans or human activity. This pest is therefore spotted in hotels, residential areas, farm produce markets, catering establishments, swimming baths, hospitals, shops, stores, restaurants, food manufactures”, nurseries, crèches, and grain stores. The majority of the roach population is found in the kitchen or bathrooms.

Brown-banded Cockroach (Supella longipalpa)

Brown-banded Cockroach

Appearance

It is one of the smallest of the invasive cockroaches, and the adult brown-banded cockroach may reach a length of 11 to 14.5 mm and tan to light brown. Brown-banded cockroaches get their name from the two lighter bands they have across their dark brownish bodies. The adult male has long wings that cover the abdomen while the females have short wings.

Habitat

They are commonly found on ceilings, higher on walls, behind photo frames, and near motors of refrigerators and other electrical appliances. They also reside in electrical switches, closets, and furniture. They generally thrive in temperature between 25 and 33 °C.

Weather in Wisconsin

Wisconsin is classified under warm summer humid continental climate, which means that its summers are warm to hot with cold winters. Therefore cockroaches subside in the state in the summer season while in winters, they might or might not survive. Roaches multiply rapidly in summers because they reproduce under hot and humid surroundings. 

Conclusion

Once cockroaches infestation occurs, it gets really tiresome to get rid of them without professional help, so it is always suggested to keep your surroundings clean and hygienic in order to avoid their existence. In case they harbor proper measures and countering methods should be followed to finish them off.

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