Extension > Garden > Diagnose a problem > What insect is this? > Insects found indoors > Beetles, bugs, ants, and other insects without obvious wings - Larger than 1/2 inch long > Pennsylvania wood cockroach adult
Pennsylvania wood cockroach adult
Ken Gray, Oregon State University
Size: 1 inch long (adult males); 1/2 - 3/4 inch long (adult females)
Where/When: Associated with wooded areas. Lives primarily outdoors and only occasionally enters homes. Seen primarily during spring and summer.
Significance: Is just a nuisance. Does not infest food, clothes, or other property. Does not persist or reproduce indoors. Is not a known vector of disease.