M INSIGHTHORIZON NEWS
// health matters

Why am I finding silverfish in my house

By Sophia Dalton

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.

How do I get rid of silverfish?

  1. Spread cedar shavings. Spread cedar shavings around areas you want to keep silverfish away from. …
  2. Lay jar traps. For this to work, you will need some jars, masking tape, and torn up pieces of bread. …
  3. Apply essential oils. …
  4. Powder diatomaceous earth.

Does seeing one silverfish mean an infestation?

A homeowner who sees a silverfish in one or two places in the home does not necessarily have an infestation. However, a homeowner who sees silverfish regularly likely has a problem.

How do I know where silverfish are coming from?

Silverfish love damp places so their presence is more of an indicator of moisture in the home. It might suggest that there is an entry point into your home caused by water damage – like small leak allowing rain water in.

Do silverfish crawl in your ears?

Do silverfish crawl in ears? 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.

What naturally kills silverfish?

  • Boric acid. Boric acid is known to kill insects and bugs by starving them. …
  • Diatomaceous Earth. Diatomaceous Earth is mainly used to kill the silverfishes by making them thirst. …
  • Cedar shavings. …
  • Cinnamon. …
  • Citrus fruits. …
  • Naphthalene balls. …
  • Cucumber peels. …
  • Cloves.

How do you get rid of silverfish once and for all?

  1. Eliminate moisture from the environment. It bears repeating: The single most effective step you can take to eliminate silverfish is to make your home less moist. …
  2. Dry out the bugs themselves with traps. …
  3. Remove potential food sources. …
  4. Declutter (and clean) …
  5. Caulk, seal and clean.

Are silverfish easy to get rid of?

Silverfish are pretty harmless indoor insects that rarely cause any major damage to homes. When they grow to large numbers, they can eat up valuable belongings and generally be a nuisance. … Getting rid of silverfish isn’t difficult, though.

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.

Article first time published on

What kills silverfish fast?

Sprinkling a thin line of diatomaceous earth along bookshelves, cupboards, and wardrobes can kill silverfish before they begin eating your belongings. If you use diatomaceous earth, you’ll need to be consistent and replace it each night before bed.

How do I know if I have silverfish infestation?

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.

What spray kills silverfish?

Take Aim: Any time you spot silverfish, hit them with a blast from TERRO® Spider Killer Spray, which kills them on contact.

Can silverfish climb up beds?

Typically found in dark, humid environments, it’s not unheard of for silverfish to take up residence in mattresses, and considering that their favourite foods include linen and hair, the bed can provide a more than welcoming habitat.

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.

Why are silverfish in my bed?

Silverfish enjoy moist, cool, and dark spaces. While they usually stick to basements and pantries, these pests may move into your bedroom under the right conditions. Known to feed on carbohydrates and protein, this insect may try to make a meal out of your linens.

Do silverfish attract spiders?

Silverfish in the home can also attract other insects who hunt them. Centipedes, spiders, and earwigs all prey on silverfish, and all can be a potential problem for the families that live in the home.

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.

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 insects reach the adult stage within 4 to 6 weeks. … 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.

How do you get rid of silverfish naturally?

  1. Put out some cedar, or spray crevices with cedar oil. …
  2. Some people report that dried bay leaves are an effective insect repellant. …
  3. Don’t leave piles of newspaper, ephemera or mail lying around. …
  4. Store off-season clothing in sealed bins and somewhere dry.

Will mothballs keep silverfish away?

Silverfish can’t stand the smell of mothballs. Mothballs will not kill silverfish; rather serve as a deterrent from areas where they are placed. Spices such as sage, bay leaves and cloves also serve well as good repellants.

Does lavender repel silverfish?

Lavender Essential Oil to Get Rid of Silverfish Never fear. I have found something that has worked and taken my infestation in my wardrobe to practically non-existent: lavender oil. For some reason, silverfish are repelled by the scent and will stay away.

What time of year do silverfish come out?

Silverfish are nocturnal, so they prefer to stay hidden during the brighter hours of the day, and will likely only come out when your lights are off.

What does silverfish poop look like?

Silverfish feces are small and round, almost like ground pepper.

What is a silverfish bug look like?

What do silverfish look like? Silverfish are very distinctive tear-shaped insects that have 3 long bristle-like appendages coming off the back of the body and a long pair of antennae. Silverfish are silver or brown; and, as their name suggests, they have silvery-gray scales that cover their bodies.

Can I squish a silverfish?

Silverfish are small insects with silvery scales that rub off easily, so if you squish one, it will most likely leave a gray smudge on the surface. They prefer humid places and are most active at night. Silverfish like to feed on starchy materials, such as wallpaper, books, loose paper, and even cereal.

Why are silverfish so hard to get rid of?

Like all insects, silverfish need to eat. These bugs rely on starchy food sources like fibers, sugars, fabrics, grains, and dried goods – like cereals and pet food. Part of the reason that silverfish are so difficult to get rid of is that, in nature, they eat almost anything, from starches and carbohydrates to protein.

Do silverfish live in mattresses?

Carpeting, hair, dandruff, coffee and clothing often attract them. They’ll even dine on cotton and linen, which is why you’ll often find them around mattresses. Even leather and synthetic fabrics such as nylon aren’t safe from them if they’re hungry enough.

Can you hoover up silverfish?

Vacuum: be thorough when vacuuming your home, use all attachments to get into all crevices, especially around the skirting board. Vacuum all areas, including window and door sills because you want to be sure to suck up their eggs before they hatch!