October’s cooler temperatures bring relief from summer humidity outdoors, but indoors, your basement, bathroom, and crawlspace might be telling a different story. If you’ve spotted a silvery, fish-shaped insect darting across your bathroom tile at night, or startled yourself with a fast-moving, many-legged critter scuttling out from under a box, you’re not imagining things. Fall dampness creates the perfect conditions for two of New Jersey’s most unsettling household pests: silverfish and house centipedes.

These two pests aren’t just coincidental roommates. They’re connected by a predator-prey relationship that plays out in the damp corners of your home. Silverfish move in first, drawn to moisture and the paper, fabric, and starchy materials that make up their diet. House centipedes follow, hunting the silverfish (along with other small insects) that have made themselves at home in your basement or crawlspace.

If you’re searching for pest control near me to deal with these creepy crawlies, you’re already on the right track. But before you call in reinforcements, it helps to understand exactly what you’re dealing with and why these two pests tend to show up together.

Identifying Silverfish and Centipedes

Knowing what you’re looking at is the first step toward solving the problem. Here’s how to tell these two damp-loving pests apart.

What Does a Silverfish Look Like?

Silverfish earn their name from their teardrop-shaped bodies and metallic, silvery-blue scales. They’re fast movers, with a wiggling, fish-like motion that makes them easy to recognize once you’ve seen it. These nocturnal insects prefer dark, humid spaces: basements, bathrooms, attics, and closets are all prime real estate.

What makes silverfish a genuine nuisance is their diet. They feed on:

Wallpaper paste and glue

Book bindings and paper

Clothing, especially items made from natural fibers

Pantry goods like flour, cereal, and dried pasta

A silverfish infestation can quietly damage stored documents, family photos, and keepsakes before you even realize they’re there.

What Does a House Centipede Look Like?

House centipedes are hard to miss. With long, spindly legs radiating out from an elongated body, these predators can startle even the calmest homeowner when they dash across a wall or floor. Despite their alarming appearance, house centipedes aren’t typically dangerous to humans. Their presence actually tells you something important: there’s a food source nearby.

House centipedes feed on small insects, including silverfish, spiders, and ants. If you’re seeing centipedes in your home, consider them a messenger. They’re letting you know an insect population is already established somewhere in your house.

Humidity Control and Home Maintenance Steps

Since both silverfish and house centipedes are drawn to moisture, reducing humidity in your home is one of the most effective ways to make your property less appealing to them. Try these steps:

   Run a dehumidifier in your basement. Lowering ambient moisture levels makes the environment far less hospitable for silverfish, which depend on humidity to survive.

   Fix leaking pipes and improve ventilation. Check attics, crawlspaces, and under-sink areas for slow leaks or poor airflow. Even minor moisture issues can create the damp microclimates these pests love.

 Store paper goods and cardboard in sealed plastic bins. Cardboard boxes are a silverfish buffet. Swapping them out for sealed plastic storage removes a major food source and hiding spot.

These maintenance steps won’t just discourage silverfish. By removing their food and shelter, you also cut off the supply chain that’s attracting house centipedes into your home in the first place.

When Multiple Pests Signal a Bigger Problem

Spotting one house centipede is unsettling. Spotting several in a short span of time is a signal worth paying attention to. Centipedes don’t show up in numbers without a reason. Multiple sightings usually mean there’s a hidden insect population thriving somewhere in your home, whether that’s silverfish, ants, spiders, or another pest entirely.

This is exactly why effective New Jersey pest control has to address both the predator and the prey. Treating only the centipedes you can see leaves the underlying food source intact, which means more centipedes will eventually follow. A comprehensive approach identifies and eliminates the root insect population while also addressing the moisture conditions that invited everyone in to begin with.

Keep Your Home Dry and Pest-Free This Fall

Silverfish and house centipedes are a package deal, and they both thrive in the same damp, overlooked corners of your home. Running a dehumidifier, fixing leaks, and storing paper goods properly are great first steps, but if you’re already seeing these pests regularly, DIY maintenance may not be enough to break the cycle.

At Allison Pest Control, we’ve been protecting New Jersey homes since 1917, and we know how to tackle fall pest problems from every angle. Our comprehensive interior and exterior perimeter barrier protection targets both the pests you see and the hidden populations drawing them in. Contact us today at 800-564-4585 or schedule your free pest inspection to keep silverfish, centipedes, and their damp-loving friends out of your home this season.