Rosemary Oil: Here’s how to Use It To Repel Mice

Mouse sitting on moss covered log

If you’re seeking natural methods to keep mice at bay, rosemary oil might just be the answer! This aromatic essential oil has proven its worth, saving you from the bothersome rodent invasion. Plus, rosemary oil is a safe and cost-effective mouse repellent to use in your home!

Rosemary oil, offers a fascinating history of culinary and medicinal uses. The reason why rosemary oil is effective in repelling mice lies in its strong scent which our whiskered visitors find rather offensive. To make the most of this natural repellant, simply distribute rosemary oil around the entryways and windows of your home to create an invisible force field against rodents.

So, let’s dive into the science behind this fragrant solution. It contains a potent combination of monoterpenes and phytochemicals that can deter mice from moving in. Using rosemary oil not only offers you an eco-friendlier approach but also provides a pleasant aroma to your living space!

Key Takeaways:


  • Using rosemary oil effectively repels mice
  • Leaves a pleasant scent in your home
  • Is a cost-effective solution to mouse control


  • Scent-repellent effectiveness can vary widely
  • Requires consistent applications around entryways and windows for maximum effectiveness
  • Can lose it’s effectiveness over time

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Why Does Rosemary Oil Repel Mice?

Why does our new best friend, rosemary oil, work wonders in keeping mice away? Well, you’re about to find out! Mice are sensitive to strong scents, and rosemary, with its particularly powerful aroma, hits the right spot!

In fact, researchers from University Hamburg note that the repellency of rosemary is effective enough that it has been used to make commercial pesticide products to deter rodents like mice.

Here’s a breakdown of rosemary oil and its mouse-repelling prowess:

  • Scent: Mice have an exceptional sense of smell, which is why they’re not too fond of strong, pungent odors. Rosemary oil, a highly concentrated essential oil, boasts an intense therapeutic scent that can easily overwhelm those little rodents.
  • Natural: Who doesn’t like the eco-friendly approach? Using rosemary oil, a natural essential oil, is a safe and non-toxic alternative to other harsh chemicals or treatments.
  • Versatility: Rosemary oil can be used in various forms, such as dried sprigs, oil vapors, or homemade sachets.

Why Rosemary Oil Works

The main reasons rosemary oil works to repel mice are:

  1. Mice have a powerful sense of smell and can’t tolerate strong scents, especially pungent ones like rosemary oil.
  2. Rosemary oil is a natural, non-toxic, and eco-friendly solution.
  3. It can be easily implemented in various forms and methods, making it a practical option for homeowners.

Now, let’s dive into how you can utilize rosemary oil to show mice the door!

How to Use Rosemary Oil for Mouse Repellent

Fresh rosemary sprigs and bottle of rosemary essential oil

DIY Mouse Repellent Spray

First you’ll want to get your hands on some high quality rosemary essential oil. I use this Handcraft Blends Rosemary Essential Oil. It is super affordable and even has a built in dropper for easy use.

To create a DIY mouse repellent spray using rosemary oil, follow these simple steps:

  1. Fill a spray bottle 3/4 of the way with water.
  2. Add a few drops of concentrated rosemary oil to the water.
  3. Shake well to combine the oil and water.
  4. Spray the mixture in areas where you’d like to deter mice, such as entryways, pantry shelves, and baseboards.

This nifty spray will make it easier for you to keep mice away from your home, thanks to the strong scent of rosemary oil!

Undiluted Oil vs. Diluting

When using rosemary oil as a mouse repellent, it’s essential to dilute the oil with water before applying it around your home. Undiluted essential oils can be cause issues if ingested, and some can cause skin irritation. Therefore, always make sure to dilute rosemary oil, especially if you have pets or young children in the house.

Using Cotton Balls

Another effective way to use rosemary oil to deter mice is by soaking cotton balls in the diluted rosemary oil mixture. Place these cotton balls in strategic locations such as:

  • Inside cabinets and drawers
  • Around the kitchen cupboards
  • Near entryways or gaps in your walls

These well-placed cotton balls will release the strong scent that mice dislike, encouraging them to stay away from the area. Don’t forget to replace them every few weeks to maintain their effectiveness!

Other Ways You Can Use Rosemary Oil Against Mice

Here are a few more options of how you can use rosemary oil in your home to repel mice.

Distribute cut sprigs of rosemaryScatter sprigs around potential entry points or near areas frequented by mice. They’ll be quick to avoid these fragrant branches!
Use rosemary oil vaporsPlace a few drops of rosemary oil on cotton balls and position them strategically in targeted areas. Remember to replace them every few days to maintain potency.
Make herb sachetsMix dried rosemary with other potent herbs, like lavender and cedar shavings. Add essential oils, create sachets or pouches, and place them around your home. Mice will be sure to steer clear of these potent sachets, and you’ll have a lovely smelling abode!

With so many options for using rosemary oil to deter mice, you can choose the one that works best for you and your home. The key to success is making sure you place you mice repellent in the right spot.

Placing Rosemary Oil in The Right Locations

To maximize the effects of rosemary oil as a natural mouse repellent, be sure to place it in specific locations where mice are likely to enter or explore, such as:

  • Near woodpiles, fruit trees, or other sources of food
  • Along entryways, gaps in walls, and in kitchen cupboards
  • Around your garden plants or flower beds
  • In sachet bags filled with dried herbs or cedar shavings (add 20 drops of rosemary oil and other essential oils like peppermint or cedarwood)

Keep in mind that rosemary oil can help deter mice, but it cannot completely eliminate a serious infestation.

Armed with these tips and tricks, you can now effectively and safely deter mice using the power of rosemary oil. However, there are several other essential oils that can be used to deter mice!

Other Essential Oils Effective Against Mice

Peppermint Oil

Peppermint oil is a popular natural mouse repellent. The strong smell of mint confuses their sense of smell and masks the scent of food sources. Simply soak cotton balls in peppermint oil and place them where mice tend to gather!

Lavender Oil

Another effective essential oil for repelling mice is lavender oil. Mice detest the aroma of lavender, so using it around your home will create an unpleasant environment for them. Mix a few drops with water in a spray bottle, and spritz it in areas where you’ve seen mice activity.

Tea Tree Oil

Tea tree oil is a powerful mouse repellent too. Its potent smell can be quite offensive to rodents, driving them away from your home. To use tea tree oil as a natural mouse repellent, add a few drops to cotton balls and place them throughout your home.

Eucalyptus Oil

Eucalyptus oil is another great option for repelling mice. Its strong, camphor-like smell can be overpowering to rodents, making your home a less appealing location for them to nest. Similar to other essential oils, just soak cotton balls in eucalyptus oil and place them around your home.

Clove Essential Oil

Clove essential oil is known for its pungent aroma, which is exactly why mice dislike it! To create a barrier against mice, mix a few drops of clove essential oil with water in a spray bottle and spritz it around your home.

Cedarwood Oil

Cedarwood oil not only smells wonderful to humans, but its aroma is very uninviting to mice. Applying cedarwood oil to cotton balls and placing them strategically around your home is a great way to deter mice from invading your space.

Citrus Oils

Mice do not appreciate the tangy, refreshing scents of citrus oils. Add drops of lemon, orange, or grapefruit essential oils to water and spray it in areas where you’ve noticed mice activity. This will create an inhospitable environment for rodents.

Cinnamon Oil

The warm and spicy aroma of cinnamon oil is pleasant to humans, but mice can’t stand it! Sprinkle a few drops of cinnamon oil onto cotton balls and place them in mouse-prone areas to keep them at bay.

Lemon Oil

Lemon oil has a refreshing and invigorating scent that’s pleasant to humans but repulsive to mice. Create a lemon oil spray by mixing a few drops with water and spray it in mouse entry points and high-traffic areas.

Pine Oil

Finally, pine oil is another terrific option for repelling mice. The strong scent of pine can be overwhelming to rodents, which makes them avoid your home. Apply pine oil to cotton balls and place them around your home to discourage mice from moving in.

Remember, as a homeowner, your focus should be on using natural, scientifically-backed methods to deter mice from your home. Essential oils like rosemary oil offer a safe, eco-friendly, and highly effective way to keep these rodents away.

For a breakdown of other essential oils to repel mice, head on over to our article to learn how to naturally get rid of those pesky mice!

Other Natural Mouse Deterrent Methods

beautiful cat fun and cleverly plays with the captured mouse in the summer garden

Steel Wool and Caulk

Plugging holes in your home is essential for preventing mice infestations. Steel wool is an excellent material to block any small openings, as mice cannot chew through it. Simply stuff steel wool into cracks and crevices, then seal with caulk to keep it in place.

Eliminate Food Sources and Seal Containers

Mice are attracted to food sources. To minimize the chances of a mouse problem, keep your kitchen cupboards tidy and seal all food containers. Clear up any crumbs and spills promptly. Don’t forget to store pet food in sealed containers, too!

If you live in a rural area or have fruit trees, be diligent in picking up fallen fruit and maintaining a clean and organized outdoor space. This prevents mice from being attracted to the area in search of food.

Keep Surrounding Areas Clean and Clear

Keep the area around your home clear of debris and potential hiding spots, such as woodpiles. Mice love to hide in cluttered areas, which could potentially lead to an infestation if left unchecked.

Use of Herb Sachets

To make your home even more unappealing to mice, consider using herb sachets filled with dried herbs. Here are some herbs that mice dislike:

  • Rosemary
  • Peppermint
  • Lavender
  • Cinnamon
  • Cloves

Here are some tips on how to create herb sachets:

  1. Select a soft, breathable fabric for your sachet bags.
  2. Mix dried rosemary with other dried herbs that mice dislike – a little variety goes a long way!
  3. Fill small sachet bags with your herb mixture and seal tightly.
  4. Place sachets strategically around your home, especially in areas prone to mice.

We’ve discussed using essential oils and dried herbs to repel mice, but what about living plants?

You Can Also Use Plants to Mice Away

Rosemary oil can be a helpful natural solution to repel mice from your home! One reason it’s effective is due to its strong scent which is disliked by mice.

In addition to rosemary oil, there are other plants that can help keep mice at bay:

  • Citrus trees: Mice aren’t fans of citrus! Plant these in your garden and their strong scent will act as a deterrent.
  • Lemongrass plant: This aromatic herb not only adds a refreshing flavor to your dishes but also repels mice with its strong scent.
  • Citronella plants: Known for their mosquito-repellent properties, these plants also work wonders against mice. Your garden won’t be a rodent rendezvous anymore!
  • Mint plant: Mint’s refreshing aroma might make you want to pour a mojito, but mice will think twice before trespassing near this plant.
  • Catnip: The name says it all! Popular amongst feline friends, this plant can also help in mouse control. Mice won’t risk venturing near if they sense a potential predator.
  • Garlic plant: Vampires might not be the only ones deterred by this plant! Mice are not fans of the strong smell of garlic and will avoid it.

Here are a few more pointers to get the most out of your mouse-repelling plants:

  • Location: Plant them strategically around your home, especially close to doors, windows, and other potential entry points.
  • Maintenance: Keep plants well-trimmed and healthy so they can release their full scent potential to deter mice.
  • Variety: Mix and match plant types to create an unwelcome environment for mice to inhabit.

These plants not only add beauty and fragrance to your garden, they also make your home an uninviting place for those unwanted pests. Who knew that keeping mice away could be such a scent-sational experience!


Rosemary oil has a strong scent that works as a repellent for mice, causing them to flee for safety. The robust aroma of the oil is simply unbearable for these little critters, so it’s safe to say, they won’t go sniffing around your property!

When using rosemary oil to keep mice away, remember these handy tips:

  • Dilute the oil and spray it in potential entry points and areas frequented by mice.
  • Place a few drops of oil on cotton balls and strategically set them throughout your home.
  • Refresh the oil regularly to ensure its effectiveness.

Some other essential oils and scents that mice hate include:

  • Peppermint and other types of mint
  • Lavender
  • Cinnamon
  • Cloves and clove oil
  • Vinegar
  • Cayenne and black pepper

Remember, rosemary oil is an effective, natural, and humane option for deterring mice. It’s essential to follow the proper application methods, and homeowners, you’ll likely see a significant reduction in the critters scurrying around your living space. Good luck on your mouse repelling journey!

How to pest proof your home in under a day e-book by Zack DeAngelis

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