What to Know About Silverfish: A Pest Con Guide
Aug 12, 2026
Jones Bros Pest Control Team

What to Know About Silverfish: A Pest Con Guide

Silverfish are common household pests that can damage books, wallpaper, clothing, and other materials around the home. These small, wingless insects are recognizable by their shiny, silver-gray bodies and quick movements. Although silverfish are generally harmless to people, an established infestation can damage certain household belongings.

Understanding their habits and preferred living conditions can make silverfish problems easier to prevent and manage. Below, we cover what silverfish are, whether they are harmful, where they typically live, and practical ways to control them inside your home.

What do Silverfish Eat?

Silverfish commonly feed on materials containing starch, including paper, glue, wallpaper paste, and book bindings. They may also consume cardboard, fabrics, and certain stored food products such as flour and cereal.

These insects are particularly attracted to damp environments where mold or mildew may develop. Silverfish can survive for extended periods without food, which makes them persistent household pests once they become established.

Are Silverfish Harmful?

Silverfish are not considered dangerous to people or pets because they do not sting or typically bite. However, their feeding habits can damage books, wallpaper, clothing, stored papers, and other susceptible household materials.

A significant silverfish infestation may also indicate excessive moisture somewhere in the property. Persistent dampness can encourage mold growth and create other problems, so identifying and correcting the moisture source is important.

What do Silverfish Look Like?

Silverfish are small insects that usually measure around 1/2 to 3/4 inch in length. Their bodies have a shiny silver-gray appearance with a tapered, teardrop-like shape.

They have long antennae and three tail-like appendages extending from the rear of their bodies. Silverfish move quickly and are often seen darting across floors or other surfaces when disturbed.

Where do Silverfish Live?

Silverfish prefer dark, damp environments, which is why they are frequently found in basements, bathrooms, closets, and other areas with elevated humidity. They may also hide beneath sinks, around leaking pipes, or in poorly ventilated spaces.

Because they are nocturnal and tend to remain hidden during daylight hours, a silverfish infestation can sometimes become established before homeowners notice significant activity.

How to Get Rid of Silverfish

Getting rid of silverfish can be a challenging task, as they are resilient pests that can survive for long periods without food. Here are some steps you can take to prevent and control silverfish infestations in your home:

1. Reduce Moisture Levels

Silverfish thrive in humid environments, so reducing moisture levels in your home can help prevent infestations. Fix any leaky pipes or faucets, and use a dehumidifier in damp areas.

2. Seal Cracks and Crevices

Silverfish can enter your home through small cracks and gaps in walls, floors, and foundations. Seal any openings with caulk or weather stripping to prevent their entry.

3. Store Items Properly

Silverfish are attracted to starchy materials, so storing items such as books, clothing, and paper products in airtight containers can help prevent infestations.

4. Use Insecticides

There are several insecticides available that can be effective in controlling silverfish infestations. Be sure to read and follow the label instructions carefully.

5. Contact a Pest Control Professional

If silverfish activity continues or the infestation appears widespread, professional pest-control assistance may be necessary. A trained technician can inspect the property, locate areas of activity, identify contributing conditions, and recommend an appropriate treatment strategy.

Conclusion

Silverfish are small, wingless insects that are commonly found in homes and buildings. They prefer warm, moist environments and feed on a variety of materials, including paper, fabric, and glue. While they do not pose a direct threat to humans, silverfish can cause damage to personal belongings and can be a nuisance to deal with. Prevention measures such as reducing humidity levels, sealing cracks and gaps, and proper storage of food and household items can help deter silverfish infestations. If an infestation is suspected, professional pest control services may be necessary. Understanding the behavior and habits of silverfish can help individuals take the necessary steps to prevent and manage infestations in their homes.

If you are looking for a company that offers affordable pest control treatment, contact Jones Bros. Pest Control. From ant colonies and cockroach intrusions to rodent infestations, let us handle your pest problems today!

GET FREE ESTIMATE
OR CONTACT US

Contact Jones Bros Pest Control Inc. Today

"*" indicates required fields

This field is for validation purposes and should be left unchanged.
Call Our Office At 916-852-8800
Or Send Us A Message For A Free Quote.

Why Choose Pest Control?

For Expert Pest Control In Sacramento, Ca, Give Us A Call At 916-852-8800 Today!

Free Re-treatments At No Extra Cost

Over 40 Years of Service

99% Success Rate Guaranteed

Affordable & Flexible Payments

© 2026 Jones Bros Pest Control, Inc • All Rights Reserved • Sitemap

Digital Marketing By: Top Shelf Logic Logo