Practical, evidence-based guides to identifying, controlling, and preventing cockroaches.
Cockroach prevention works best as a routine, not a one-time deep clean. Remove dependable food and water, reduce hiding places, block entry routes, inspect deliveries, and monitor
DIY cockroach control is reasonable for a small, localized problem when you can identify the species, correct food and moisture sources, place monitors, and use labeled bait
Cockroaches appear in bathrooms because the room offers moisture, warmth, shelter, and plumbing routes—not because they live in clean water or necessarily came through the toilet. Start
The fastest way to tell German and American cockroaches apart is size and the marking behind the head. German cockroaches are small, tan, and have two dark
Find the entry routes, moisture, and hiding places behind attic cockroach activity while protecting insulation, wiring, and air systems.
A coordinated cockroach-control plan for apartment residents, property managers, maintenance teams, and pest professionals.
Identify common household cockroaches by body shape, antennae, markings, size, life stage, and where they are found.
Safely clean, monitor, and remove cockroaches from a vehicle while tracing the source and avoiding risky pesticide applications.
Find where baby cockroaches are hiding in your kitchen and use a safer, evidence-based plan to monitor, treat, and prevent them.
Learn how to isolate and monitor infested electronics without spraying liquids or placing loose pesticide inside powered equipment.
Learn how common cockroach species reproduce, what their egg cases look like, and what to do when you find one.
Learn how cockroach debris can contribute to indoor allergens and how IPM, careful cleanup, and exposure reduction support people with asthma.
Browse our field guides or get in touch with a specific question.
