Why do I see silverfish in my house
Christopher Harper
Published Jun 25, 2026
Warm and moist spaces, like basements and crawl spaces, attract silverfish. The pests will enter homes through foundation cracks, torn screens, or gaps around doors. Leaving dirty dishes out in the open will also lure silverfish indoors.
Is it bad to have silverfish?
Silverfish feed on starchy materials and items that are high in protein. They are active at night and cause damage to books, stored food, and clothing. While these insects do cause problems, silverfish are not harmful to human health and do not carry any diseases.
Does seeing one silverfish mean an infestation?
If you see one silverfish, there is a good chance there are hundreds living in your walls. … It doesn’t take long for silverfish populations to get out of hand. They will crawl through your wall voids, pass through attic crawl spaces, get into moist basements, and other dirty moist areas.
Why do I suddenly have silverfish in my house?
Silverfish need high humidity to survive and prefer warm, dark places. As a result, they typically gather in the bathroom, kitchen, laundry room and garage.How do I get rid of silverfish in my house?
- Create your own silverfish traps. Silverfish love starchy foods, and they’ll go to great lengths to seek them out. …
- Use newspaper to attract them. Wet an old newspaper and roll it up. …
- Put out sticky traps. …
- Use cedar oil. …
- Use dried bay leaves. …
- Use borax.
What's the lifespan of a silverfish?
The surrounding environment has a major influence on silverfish development and how long silverfish live. In ideal environments of high temperatures and humidly, these insects can live for about three years.
Do silverfish crawl on you?
This belief stems from a rather unpleasant rumor that silverfish crawl into your ear and eat your brains or lay eggs in your ear canal. Good news: They don’t do any of this. Silverfish are essentially very shy to humans, and are really trying to avoid you at all costs.
Do I need an exterminator for silverfish?
Silverfish infestations require professional treatment. … At the first sign of a silverfish infestation, contact your local pest control professional. Scheduling a home inspection may help you get rid of silverfish.How do you get rid of silverfish permanently?
- Put a starchy food or substance in a glass container and wrap the outside with tape. …
- Roll up newspaper. …
- Put out sticky traps. …
- Put out small bits of silverfish poison. …
- Use cedar or cedar oil. …
- Spread dried bay leaves throughout your home.
Although they prefer places like bathrooms and closets, it is possible to find silverfish bugs in beds. These insects are about half an inch in length with silver teardrop-shaped bodies and long antennae. While they’re more annoying than harmful, these pests can damage bedding.
Article first time published onWhere are the silverfish coming from?
Silverfish can come in from the outside around your foundation or they can be brought in from boxes or other stored products. They will hang out inside wall voids but are very commonly found in bathrooms and attics when they come out to forage for food and water.
How do I know if I have an infestation of silverfish?
Sign of a Silverfish Infestation Keep an eye out for feeding marks, although they may be irregular whether they are holes, notches along an edge, or surface etchings. Yellow stains, scales and/or feces (tiny black pepper-like pellets) may also be seen on infested materials.
How do you get rid of silverfish naturally?
- Put out some cedar, or spray crevices with cedar oil. …
- Some people report that dried bay leaves are an effective insect repellant. …
- Don’t leave piles of newspaper, ephemera or mail lying around. …
- Store off-season clothing in sealed bins and somewhere dry.
What repels silverfish?
Strongly scented herbs and spices have been known to repel silverfish, so try leaving out generous helpings of cinnamon sticks, bay leaves, or whole cloves, or strategically placing sachets filled with dried rosemary.
What spray kills silverfish?
Treat baseboards and around windows and entryways inside your home with Ortho® Home Defense MAX® Insect Killer for Indoor & Perimeter¹. It kills silverfish on contact and will create a long-lasting bug barrier for up to 12 months (indoors on non-porous surfaces). You can also apply it to the perimeter of your home.
Does raid get rid of silverfish?
Raid Ant & Roach Killer Spray, effective at repelling all common household pests – it kills on contact and then keeps them away. This is how to rid of silverfish fast. … Effective against cockroaches, ants, silverfish, earwigs, bedbugs, lady beetles, waterbugs, crickets, spiders and more.
Are silverfish dirty bugs?
Like cockroaches, silverfish can trigger allergic reactions in some people, but are primarily nuisance pests that don’t bite and are not likely to spread pathogens that cause disease. However, they can contaminate food, damage paper goods and stain clothing, so you definitely don’t want them hanging around your home.
Can silverfish jump?
Silverfish have a lifespan of 3-6 years on average but can live up to 8 years. These bugs can go up to a year without eating. They run extremely fast. Silverfish can jump up to 2 feet vertically.
Can silverfish lay eggs?
Female silverfish lay eggs constantly after reaching the adult stage. They lay eggs in crevices and cracks around your home, which hatch within 3 weeks. … Young silverfish look like adult silverfish, only smaller and white. These insects live a long life, anywhere from 2 to 8 years.
How does silverfish eggs look like?
Silverfish eggs are elliptically shaped and measure approximately 1 mm in length. Initially soft and white, silverfish eggs toughen and yellow after a few hours. Upon hatching, silverfish are white in color, although they develop to become silver or gray in adulthood.
Do silverfish eat clothes?
Silverfish eat clothes not for the actual material, but for the nourishing substances often found in or on the fabric. … Articles of clothing stored in closets or other dark storage areas with moderately warm temperatures and high humidity are most susceptible to silverfish damage.
Do silverfish build nests?
Where do silverfish nest? Inside homes, silverfish create nests in damp areas where temperatures are cooler, and they are usually found residing in basements. However, they can also be found nesting in cabinets and underneath sinks in attics, kitchens, crawl spaces, laundry rooms, and bathrooms.
Will a dehumidifier get rid of silverfish?
Because silverfish love moist environments, running a dehumidifier in damp parts of your home, like your basement, can help make the area less attractive to them or dry them out, Troyano says. … As a result, they will lose moisture and die. You can sprinkle a little in areas where you’ve seen silverfish, Troyano says.
How do I get rid of silverfish in my bathroom?
Bleach: Silverfish usually reproduce down in drains because of the moisture. So, pour a cup of bleach down the sinks and drains and plug them if you can. Leave it throughout the night.
Do silverfish eat carpet?
Silverfish seek out substances high in both of these. That means they will eat fabric, clothing, paper, glue, carpeting, hair, photos, plaster, wallpaper and other materials.
What time of year do silverfish come out?
These pests cause untold damage all throughout the spring and summer; however, if you think that you’re safe from silverfish in the winter, you’re mistaken. Silverfish are nearly just as active in the cold temperatures as in any other time of the year.
Do silverfish eat your hair?
No, not in a love, want to marry you kind of way; more specifically, silverfish love your hair and eyelashes. If you find these pests crawling on you at night, it may be that they’re looking for a bite to eat.
What does an exterminator do for silverfish?
Silverfish exterminators locate silverfish nests in and around buildings. They then spray the nests with pesticides. In some cases, diatomaceous earth is also used to discourage silverfish reproduction and spread.
Do silverfish only live in dirty houses?
Silverfish are common pests, but can be hard to spot because they prefer to live in dark, moist places where damp is common. This includes attics, basements, garages and kitchens where they can feed on dust, unsealed dried food and clutter, like paper.
What smells do silverfish not like?
Silverfish do not enjoy the smell of oranges and other citrus, cinnamon, or lavender. Using essential oils in these scents is an excellent way to keep silverfish away. Try adding them to this homemade all-purpose cleaner. Spray it in kitchen and bathroom cupboards, under sinks, and around baseboards.
Does lavender keep silverfish away?
Lavender: Silverfish strongly dislike the scent of lavender and may view it as poisonous. … Spray areas of the home that may be vulnerable to silverfish, such as a linen closet, corners of a rug, or cabinets and bathrooms. Silverfish will try to find their way out of the house and your home will have a nice scent to it.