Garbage should be removed at least daily Wash out trash cans. Vacuuming hiding places and freezing small objects will kill some cockroaches. Pesticide Use Very difficult, should be done by a pest control operator. Do a thorough inspection before treatment Baits and gels should be the primary treatments. After treatment some areas can be sealed or caulked Introduction All roaches need food and a source of water.
Infestations are most likely in kitchens, teachers lounges, food storage areas and bathrooms.
Once established, roaches use plumbing and electrical wires to move to other areas. German roaches will be the most common problem in Wisconsin. Continuing re-infestations may be associated with food vendors or in some cases roaches are carried in by students. Roaches can mechanically carry bacteria and are a leading cause of allergy problems. Place traps under refrigerators, dishwashers, and sinks.