Oriental roaches peak to adults during the spring and early summer, dwindling in numbers by the late summer/early fall. While they don’t cause direct harm to humans, they do spread disease-causing microorganisms, excrement, and castoff skin wherever they go. Since Oriental roaches will eat decayed matter and live in unsanitary conditions, they can carry bacteria over your countertops, plates, and utensils. Though males have wings, they don’t fly. Additionally, these pests can also live in the voids or openings beneath porches. The Oriental Cockroach does have wings, but cannot fly. Though Oriental cockroaches cannot fly, they do have wings. Before you can get rid of indoor ants, roaches, and spiders, you need to know where to find them. To keep other Oriental cockroaches from entering your home, create a bug barrier by applying Ortho® Home Defense Max® Indoor Insect Killer with Extended Reach Comfort Wand® along baseboards, around doors and windows, etc. Oriental cockroaches often travel through sewers and may come inside through pipes and drains. Clean regularly with a HEPA-filter vacuum.


The eggs hatch in about 60 days under warm conditions. The males are slightly shorter (one inch) with stubbed wings, while the females are longer and skinnier (1-1/4 inches) but without wings. Indoors, Oriental cockroaches congregate in large numbers in cool, dark, and moist places.
LambdaStar UltraCap 9.7, Cyper WSP, and Demon WP, as well as the residual granular, Bifen LP Granules, should be repeated every three months. During this period, they molt seven to ten times and are reddish-brown to black, except in the first stage, when they are pale tan. Oriental roaches often move inside in large numbers, a residual perimeter treatment is recommended for control. We recommend our users to update the browser.

The Oriental cockroach has three developmental stages: egg, nymph, and adult. Each bait station contains a carefully formulated blend of two things they love—food and water—plus an insecticide. Fix leaky sinks, pipes, drains, and other plumbing issues. LambdaStar Ultracap will last longer outside and adhere to the surface better due to its encapsulated technology. Primarily an outdoor species, oriental cockroaches are often found in sewers and under debris, leaves, stones and firewood. An adult has a lifespan of one to six months, mating numerous times. Adult females grow to be about 1.25 inches long, while adult males rarely exceed length of 1 inch. Apply these insecticides on the inside, applying around the plumbing under the sinks and washer and dryer connections.