German cockroach droppings look like ground pepper or coffee grounds, while American cockroach droppings are larger cylinders. Egg cases, smear marks, a musty odor and daytime sightings point to an established infestation.
Last updated October 21, 2026.
Droppings
- German: small dark specks or smears, often near kitchen hinges, cabinet corners and appliances.
- American: larger cylindrical droppings with ridges, found in basements, garages and near drains.
Other warning signs
- Egg cases (oothecae): small brown capsules.
- Smear marks on walls and surfaces in humid areas.
- A musty or oily odor with large populations.
- Shed skins and dead roaches.
- Daytime sightings, which suggest crowded hiding places.
Seeing this right now? Call (954) 910-2719 and our team will help.
Where to look
Check behind and under refrigerators and stoves, inside cabinets, under sinks, around dishwashers and in bathrooms and laundry areas.
What to do
- Clean droppings with soap and water; wear gloves.
- Fix moisture and seal gaps.
- Use baits rather than foggers; see how to get rid of cockroaches.
- Call for cockroach control if signs persist. Our Fort Lauderdale exterminator services team can identify the species.
