How Can I Get Rid Of Woodlice

So, you’ve got woodlice. First off, don’t panic. These little guys aren’t chewing through your walls or planning a hostile takeover—they’re basically tiny, armored janitors that got lost on their way to the compost heap.

Woodlice are more like little isopod buddies than pests. They’re actually related to shrimp, which means you’ve basically got land shrimp scuttling around your skirting boards. Cute, right? Not so much when you find one in your cereal bowl, I admit.

So, why are they in your house? Simple: they’re looking for moisture and a bit of rotten plant matter to snack on. If you’ve got damp, dark spots—under pots, near drains, or behind damp cardboard—they’ll throw a housewarming party.

The key to evicting them is taking away their spa day. They need dampness like a teenager needs Wi-Fi—they can’t survive without it. Start by fixing any leaky pipes, clearing gutter gunk, and improving ventilation in your basement or bathroom.

Step One: Dry Everything Out (Yes, Everything)

Grab a dehumidifier if you have one, or just open windows like it’s spring cleaning. Woodlice gasp for air when it’s too dry—dramatic little things. They actually absorb moisture through their gill-like structures, so dry air is their kryptonite.

Focus on areas with condensation: the corner behind the washing machine, under the sink, or that one spot near the window where the paint is peeling. Even a fan running for a few hours can make them pack their tiny bags and leave.

Step Two: Seal Their Front Door (and Back Door)

Check for gaps around doors, windows, and pipes. Woodlice have a flat profile, so they can squeeze through the tiniest cracks. Use caulk or weatherstripping to block their path.

Don't forget the foundations! A gap under the door sweep is basically a red carpet for these crustaceans. They also love mulch or leaf piles right against your home’s walls—move that stuff at least a foot away.

Step Three: Remove Their Favorite Snacks

Woodlice are basically nature’s recycling crew. They eat decaying wood, damp cardboard, dead leaves, and mold. That stack of old newspapers in the garage? That’s an all-you-can-eat buffet.

Clear out any piles of organic debris inside your home—cardboard boxes, damp towels, even potted plant soil that’s stayed soggy for too long. Vacuum regularly under furniture and along baseboards to suck up any stray crumbs or dead bugs.

A Few Sneaky Tricks (Because Why Not?)

If you still see a straggler, you can lay a trap. Roll up a damp newspaper or a small piece of cardboard and leave it in a corner overnight. In the morning, you’ll find a woodlice convention under there—just scoop it up and toss it outside.

Or, if you’re feeling extra, sprinkle diatomaceous earth (food grade) along baseboards. It’s a fine powder that cuts up their exoskeletons—sounds brutal, but it’s natural and safe for pets. Just don’t inhale it yourself; it’s not a pleasant snack.

What NOT to Do (The “Oops” List)

Don’t squash them—they leave a stain and a smell. Also, avoid chemical sprays indoors if you have kids or pets; these guys are so harmless that a strong breeze will do the trick. Never bring in centipedes to eat them—that’s like burning down your house to kill a spider.

And please, don’t try to flush them down the drain. They can survive underwater for a few days, so you’ll just create a salty little prisoner in your pipes.

When They Keep Coming Back (The Plot Twist)

If you’ve done all this and still find woodlice, it’s a sign of a bigger moisture issue. Maybe there’s a hidden leak in the wall or a damp crawlspace. That’s when you call a pro—or start charging the woodlice rent.

Seriously, though, they’re a helpful indicator: woodlice are like nature’s humidity sensor. Their presence means you’ve got a microclimate they love. Fix the dampness, and you won’t just lose woodlice—you’ll likely prevent mold and rot, too.

The Uplifting Finish (You’ll Be Fine, I Promise)

So here’s the good news: woodlice aren’t out to get you. They’re just clumsy, moisture-loving little tank bugs who wandered inside. You don’t need an exterminator or a hazmat suit—just a bit of cleaning, a fan, and a sense of humor.

Think of them as a free reminder to check your home’s health. Once you dry things out and seal the gaps, they’ll scuttle back to their damp, dark, composty paradise outside. And honestly? You might miss them a little bit. They’re kind of charming, with those little antennae and their clumsy, rolling way of moving.

But hey, let them enjoy the garden, while you enjoy a woodlouse-free home. Now go grab a vacuum and a triumphant smile—you’ve got this. And if one last woodlouse does a victory lap across your kitchen floor tonight? Just wink and say, “Not today, shrimp-tank.” You’re the boss now.