What bugs hate the smell of cedar?

Author: Kattie Corkery  |  Last update: Sunday, December 21, 2025

Pest deterrent: Cedar is a natural non-toxic deterrent against moths and other pests, owing to the oil infused in its wood. This oil is naturally insect-repelling. Moth larvae killer: The heartwood of red cedar contains volatile oils that are lethal to clothes moth larvae at high concentrations.

What bugs does cedar repel?

Clothing moths: Cedar's natural oils protect wool and silk garments from damage. Silverfish: Cedar is significantly repellent to silverfish—specifically the firebrat, effectively deterring them without toxicity. Certain beetles: Repels species that infest stored fabrics and carpets.

What animals don't like the smell of cedar?

Fleas and ticks do not like the aroma of cedar, which makes it perfect to protect your pets with no risk of harming them. Use cedar chips along fence lines or in a dog run area. Cedar mulch is a natural solution to controlling insects as well as essential to suppressing weeds and retaining moisture in the soil.

What does cedar attract?

Cedar wood does not attract insects and bugs. In fact, the wood contains a natural oil that automatically repels insects and bugs including moths, woodworms, mosquitoes and other insects. The natural oil also repels rodents including rats and mice.

Are spiders attracted to cedar?

Use cedarwood chips

Spiders hate the smell of cedar, so you should store your firewood outside and place a few pieces around your house to keep them out.

Scents That Bugs Hate

What are the disadvantages of cedar?

Disadvantages Of Cedar Wood
  • Hardwood cedars may not last as long as some other hardwood species.
  • Some types of softwood cedar can become dented easily.
  • It is expensive compared to wood like pine.
  • It requires regular maintenance as the color may fade away due to chemical reaction.

Will cedar keep roaches away?

Based on the results of these experiments, cedar paneling is clearly repellent to German and brownbanded cockroaches and to firebrats.

What hates the smell of cedar?

1- Cedar Wood

Termites are simply less attracted to this wood because it has allelochemicals, and termites do not like these chemicals. Let's see it this way: cedarwood contains cedar oil, which is an effective form of treatment against termites thanks to its reaction with allelochemicals.

How long does cedar keep its smell?

In contrast, genuine cedarwood can be sanded slightly to reveal fresher layers underneath, so its fragrance lasts indefinitely.

What bug eats cedar wood?

TERMITES. Termites cause more structural damage in the United States than any other insect. Subterranean species are the most destructive. They're found throughout the United States, but the Southeast and California have the heaviest infestations and sustain the most damage.

Does cedar repel ticks?

Ticks aren't insects, but they too are repelled by cedarwood oil, according to recently published findings by Agricultural Research Service (ARS) scientists at the National Center for Agricultural Utilization Research in Peoria, Illinois.

How long does cedar repel bugs?

Initially, when cedar blocks are fresh, their moth-repelling properties are at their peak. Over time, however, the intensity of the scent diminishes, which can reduce their effectiveness against moths. Typical Effective Lifespan: Generally, cedar blocks remain effective for about one to three years.

Is cedar toxic to dogs?

The level of toxicity would depend on the type of Cedar and also how much was ingested at the time. Eastern red cedar trees are highly toxic in both their berries and leaves and also their bark. Western red cedar trees are only mildly toxic.

Will cedar keep ants away?

Cedar chips repel insects due to the chemicals they release.

The main insect-repelling chemical present in cedar chips is known as thujone. Property owners love how cedar chips can repel a variety of insects including cloth-eating moths, carpet beetles, cockroaches, and certain types of ants.

Do mice like the smell of cedar?

Cedarwood Oil

Cedarwood oil's distinct smell may act as a deterrent to mice, keeping them out of your home.

What smell do all bugs hate the most?

Bugs hate the smells associated with repellency, such as lavender, citronella, vinegar, peppermint, and geranium. These oils are considered a natural way of driving away bugs from your home without harming you, your family, and other animals.

Do spiders like cedar smell?

Cedarwood's scent, while pleasing and calming to us, acts as a deterrent for these eight-legged creatures. By integrating Cedar Planks in areas of your home where spiders often dwell (think dark closets), you can create a barrier they'd rather not cross.

What kind of bugs does cedar repel?

Collaborating with other ARS scientists, he tested the oil against houseflies, ticks, and mosquitoes. “It killed them all. It was also repellent against economic pests such as the little fire ant in Hawaii and the red imported fire ant,” he says.

What smell do all roaches hate?

Citrus is one of the scents cockroaches are most known to hate, notably lemon and orange. Keeping a dish of lemon juice on your kitchen counter can deter these pests, as well as placing lemon peels around the home to discourage cockroaches from coming out of hiding.

Do bed bugs like cedar wood?

It brings with it a distinctive scent that to most of us humans smells like freshly cut wood with almost a menthol, minty scent mixed in. While that scent may be pleasing to us upon opening a cedar chest or sitting back in a cedar chair, bugs don't like it and it will make them avoid such a dwelling.

What does peppermint do to roaches?

The scent emitted by the peppermint oil will act as a barrier, making these areas unattractive to roaches and encouraging them to seek shelter elsewhere.

Is cedar good for anything?

The aromatic oils present in cedar act as a deterrent against pests like termites and carpenter ants – making it perfect for use in areas where these insects are common problems. Additionally, cedar's natural resistance to decay helps prevent mold growth in settings where moisture is present.

How long does cedar last on a house?

If well-maintained, cedar shake siding endures the elements well and can last many years. Some manufacturers offer warranties of over 25 years because cedar shake siding can last 20-40 years when well-maintained.

Is it okay to put cedar mulch around a house?

As long as the area isn't over mulched (3" depth is what we typically recommend), isn't abutting wood exterior and/or isn't over watered and retaining moisture for long periods of time, you should be okay. I also typically suggest using a mulch other than cedar. Cedar trees are destroyed solely for the use of mulch.

Previous article
What is considered a dirty HVAC filter?
Next article
Why is my dishwasher not turning off after cycle?