When you see a creepy-crawly with pincers on its back end crawling through your home or garden, your first instinct might be fear—and that’s understandable. Earwigs, with their intimidating appearance and widespread myths, can cause quite a panic. But how dangerous are they, really? If you’re dealing with an earwig invasion or just want to understand more about them, this article will break it down for you in simple, reliable terms.
For those wondering, are earwigs dangerous?—the short answer is: not in the way you might think. Let's explore what that really means.
What Is an Earwig?
Earwigs are insects belonging to the order Dermaptera, a group that includes over 2,000 different species found worldwide. Most earwigs are brown or reddish-brown, about ½ to 1 inch long, and have a flat, elongated body with pincers (also called forceps) on the end of their abdomen. These pincers look dangerous, but they’re mostly used for defense and mating rituals.
The name “earwig” comes from an old European myth that these insects crawl into people’s ears while they sleep. This is not true—they have no interest in our ears and certainly don’t burrow into brains. Unfortunately, the name stuck, and so did the fear.
Why Are They Invading My Home or Garden?
Earwigs prefer cool, damp environments. They usually live outdoors in mulch, under rocks, logs, or garden beds. However, during hot, dry weather or heavy rains, they may seek refuge indoors. Cracks in windows, doors, or foundations provide easy access for them.
Your home might attract earwigs if:
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There’s moisture in bathrooms, kitchens, or basements.
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There are piles of leaves or mulch near your house.
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You have a vegetable garden or flower beds nearby.
In short, they aren’t trying to attack you—they’re just looking for shelter and food.
Are Earwigs Dangerous to Humans or Pets?
The good news is: earwigs are not dangerous to humans or pets in the conventional sense.
Here’s what you need to know:
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They don’t bite. Earwigs don’t have venom or stingers. While they can pinch with their forceps if provoked, it’s usually harmless and doesn’t break the skin.
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They aren’t poisonous. Even if an earwig pinches your skin, it won’t inject venom or cause any health problems.
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They don’t spread disease. Unlike cockroaches or rodents, earwigs are not known to carry diseases that affect humans.
However, the presence of earwigs in large numbers can be unsettling and can create stress or discomfort, especially if you’re dealing with an infestation inside your home.
Do Earwigs Damage Plants or Food?
Yes—earwigs can be a problem for gardens and stored food under certain conditions.
In the Garden
Earwigs are omnivores. Outdoors, they mostly eat decaying plant matter and small insects like aphids, which can be beneficial to your garden. However, if their population grows too large, they might turn to live plants and seedlings, especially soft fruits, herbs, and flowers.
Signs of earwig damage in the garden include:
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Ragged holes in leaves or flower petals.
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Nibbled fruits like strawberries or tomatoes.
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Leafy greens with jagged edges.
Indoors
Earwigs don’t typically infest food, but if they get into pantries or improperly stored produce, they can become a nuisance. Keeping dry food sealed and your kitchen clean will help deter them.
What Causes an Earwig Infestation?
A few common conditions can lead to an earwig infestation in or around your home:
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Moisture buildup: Leaky pipes, wet basements, or damp mulch attract earwigs.
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Clutter: Piles of wood, newspapers, or boxes provide hiding places.
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Poor sealing: Gaps in windows, doors, or foundations let them enter your home.
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Night lighting: Earwigs are attracted to light, especially in the evening.
Understanding what draws them in is the first step to preventing their invasion.
How to Prevent Earwigs From Entering Your Home
Prevention is key to avoiding an infestation. Here are some practical steps:
1. Remove Moisture
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Fix any leaks under sinks or in the basement.
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Use a dehumidifier in damp areas.
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Don’t overwater garden beds near the house.
2. Clean Up the Yard
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Keep mulch, leaves, and wood piles away from the foundation.
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Trim back vegetation near walls and windows.
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Keep gutters clean and dry.
3. Seal Entry Points
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Caulk cracks and gaps around windows, doors, and vents.
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Install door sweeps and weatherstripping.
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Repair damaged screens.
4. Adjust Lighting
Natural Remedies and DIY Methods
If you prefer to avoid chemicals, you can try these methods:
1. Oil and Soy Sauce Trap
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Fill a small container with equal parts soy sauce and vegetable oil.
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Bury it up to the rim in the soil near where you see activity.
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Earwigs are attracted to the smell, fall in, and drown.
2. Rolled Newspaper Trap
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Roll up damp newspaper and leave it out overnight.
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In the morning, throw it away or shake out the earwigs into soapy water.
3. Diatomaceous Earth
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This fine powder is safe for humans and pets but deadly to insects.
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Sprinkle it around entry points or garden beds.
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It cuts the insect's exoskeleton and causes dehydration.
When to Use Chemical Control
For more serious infestations, you might need to turn to pesticides or insecticides. Use them carefully, especially indoors.
Options include:
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Insecticidal sprays targeted for earwigs.
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Perimeter insecticide barriers (used around the outside of the house).
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Boric acid powders for cracks and baseboards.
Always follow label instructions and keep products away from pets and children.
When to Call a Professional
You should call a pest control professional if:
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DIY methods haven’t worked.
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You’re seeing dozens or hundreds of earwigs regularly.
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You find them inside walls, drains, or hard-to-reach areas.
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You have underlying moisture or structural issues attracting them.
Professionals can identify the source of the infestation, treat it safely, and help prevent future outbreaks.
Common Myths About Earwigs—Busted
Let’s address some myths that cause unnecessary fear:
1. Do They Crawl into Ears?
No. This is a centuries-old myth with no scientific basis. Earwigs prefer moist soil and dark corners—not your ear canal.
2. Are They Aggressive?
Not at all. They only use their pincers when threatened and would rather run away than fight.
3. Can They Breed Inside My House?
Rarely. Earwigs lay eggs in soil, and most homes are too dry and clean for them to reproduce indoors.
Final Thoughts: Are Earwigs Really That Dangerous?
No—they just look scary.
While an earwig invasion can be alarming, the truth is, these insects pose very little threat to people or pets. They’re more of a nuisance than a danger. However, in large numbers, they can damage plants and become an unwanted guest inside your home.
With proper prevention, good housekeeping, and, if necessary, pest control help, you can easily manage and prevent earwig issues. Remember: most earwig problems are temporary and seasonal, especially in hot or wet months.
So, the next time you spot one of these pincer-tailed critters, take a breath—you now know exactly what you’re dealing with.