Do Termites Smell? What That Musty Odor Could Mean

Categories: Termite Defense Plan, Termites
Read time: 4 minutes

If you catch a weird, musty smell in your house, termites probably aren’t the first thing that comes to mind. And honestly? Your nose isn’t exactly a termite detector. Termites themselves usually aren’t behind an odor you can smell, but the damp conditions some termites like can also lead to musty smells. So, while a funky odor doesn’t automatically mean termites have moved in, it can be one more clue worth investigating. 

Do Termites Smell? What Homeowners Should Know

Many insects give off scents, but humans don’t typically pick up on them. Termites can also produce chemical signals, but that doesn’t mean you’ll be able to smell a termite infestation.  So, if the termites aren’t the source of the smell in your home, where does the odor come from? The answer may have more to do with what’s happening around the termites than the actual pests themselves.

What Does a Termite Infestation Smell Like?

There isn’t a signature “termite smell” that tells you you’ve got a problem. Some homeowners notice musty, damp, or earthy odors around areas with termite activity, but the smell may actually be coming from moisture or mold nearby. In other words, don’t put your nose in charge of the termite inspection. You’ll want to look for a few other clues, too. 

Why Termites May Be Associated With Musty Odors 

Some termites are drawn to damp or moisture-damaged wood. Unfortunately, moisture can bring along another unwanted houseguest: mold. As mold grows, it can create that familiar musty or earthy smell. That means termites and a funky odor can sometimes turn up in the same area, even though the termites themselves aren’t necessarily causing the smell. 

Termite Smell vs. Other Signs

Your nose may not be much help with termites, but thankfully, your eyes can pick up a few more clues. Depending on the type of termite, signs can include tiny piles of frass, mud tubes along your foundation, or wood that sounds hollow when you tap it. 

Frass is a fancy word for termite droppings. At first glance, frass can look like tiny piles of sawdust. Take a closer look, though, and you’ll see small, hard pellets. Drywood termites may push these pellets out of tiny openings in infested wood, leaving little piles behind. If you find something suspicious near wooden trim, furniture, or other wood in your home, it’s worth a closer look. 

Mud tubes are narrow tunnels made from soil and other materials, often found traveling along foundations or other surfaces. Think of them as little termite highways. Subterranean termites use these tubes to travel between the soil and a food source while helping protect themselves from dry air and predators. Finding a mud tube can be an important sign of subterranean termite activity. 

Termites can also damage wood from the inside, which means everything may look perfectly normal on the surface while there’s a whole lot more happening underneath. If wood sounds hollow when you tap it, feels unusually soft, or appears damaged, termites could be one possible culprit. Water damage can cause similar problems, though, so don’t panic and start ripping out the baseboards just yet. 

Does Termite Treatment Leave a Smell?

Some termite treatments may have a noticeable odor during or after application, while others may have little to no smell. It depends on the product being used and how it’s applied. At Fox Pest Control, we treat termites with Sentricon bait stations, which are strategically placed around the exterior of your home, so there’s no liquid termite treatment sprayed inside your house. 

If you’ve had a liquid termite treatment from another provider and notice a lingering smell, check the instructions provided with the treatment or contact the company that performed the service. How long the odor lasts can depend on the specific product and how it was applied. 

When to Have Your Home Checked for Termites 

A strange smell in your home doesn’t automatically mean termites have moved in. But if that musty odor comes with other warning signs, like frass, mud tubes, damaged wood, or discarded wings, it’s worth taking a closer look.

And if you’re standing there thinking, Okay, but what IS that smell? don’t ignore it. Musty odors can point to moisture, mold, leaks, or other issues around your home that may need attention.

If you’ve spotted signs of termite activity, Fox Pest Control can take a closer look and help determine whether termites are part of the problem. The sooner you know what you’re dealing with, the sooner you can figure out the right next step.