Pests rarely show up all at once. More often, they leave small clues—until a minor issue becomes a full-blown infestation. Knowing what to look for can help you protect your home, your health, and your peace of mind.
Here are some of the most common red flags that it’s time to take action.
1) Droppings or “Pepper-Like” Specks
Many pests leave waste behind, and it’s often one of the first signs homeowners notice.
- Rodents: larger droppings near pantries, garages, attics, or along walls
- Roaches: tiny dark specks that look like ground pepper, often in cabinets or behind appliances
If droppings keep reappearing after cleaning, the activity is ongoing.
2) Strange Noises in Walls or Ceilings
Scratching, rustling, or scurrying sounds—especially at night—can point to pests nesting in hidden areas.
Common culprits include mice, rats, squirrels, or even insects in voids. If you hear noises repeatedly in the same area, it’s worth investigating quickly.
3) Unusual Odors That Don’t Go Away
Pest activity can create distinct smells, such as:
- Musty, oily odors (sometimes associated with roaches)
- Ammonia-like odors (common with rodents, especially in enclosed spaces)
- Rotting odors (could indicate a dead pest in a wall/attic)
Persistent smells are often a sign something is happening out of sight.
4) Chewed Packaging, Wires, or Wood
If you notice damage that looks “gnawed,” take it seriously.
- Rodents chew food packaging, cardboard, and wiring (a real fire risk)
- Some pests damage wood, insulation, and stored items in attics and crawlspaces
Fresh chew marks usually mean current activity—not an old problem.
5) Grease Marks, Tracks, or Rub Lines
Rodents often travel the same paths along walls and baseboards, leaving dark rub marks from their fur and body oils. In dusty areas like attics, you may also see tracks or tail marks.
6) Nests, Shed Skins, or Wings
Pests leave behind evidence of where they live and breed, such as:
- Shredded paper or insulation nests (rodents)
- Shed skins (roach or other insect activity)
- Discarded wings near windowsills (a major termite swarmer warning sign)
7) Increased Pest Sightings—Especially During the Day
Seeing one pest doesn’t always mean an infestation, but patterns matter:
- Multiple sightings over a few days
- Seeing pests in new areas of the home
- Daytime roach sightings (often a sign of heavier activity)
Don’t Wait for the Problem to Get Worse
The earlier you catch an infestation, the easier (and often more affordable) it is to solve. If you’re noticing one or more of these signs, A Plus Pest Control can help identify the source, recommend the right treatment, and help prevent pests from coming back.