Peppermint Oil for Plants: A Natural Solution to Garden Pests

Peppermint oil is known for its refreshing scent and its many uses in aromatherapy, personal care products, and even home remedies. With its strong aroma and potential pest-repelling properties, many gardeners wonder if it is safe and effective to spray peppermint oil directly on plants. In this expert article, we will explore the benefits, considerations, and best practices for using peppermint oil as a plant spray.

Benefits of Peppermint Oil for Plants

In addition to its pest repellent properties, peppermint oil offers several other benefits when used on plants. Let’s explore these additional benefits:

  • Attract beneficial insects: While peppermint oil can help repel harmful pests, it can also attract beneficial insects such as bees, hoverflies, and predatory wasps. These insects play an important role in pollination and natural pest control. By using peppermint oil, you can create an environment that supports a variety of beneficial insects, promoting a healthier garden ecosystem.
  • Stress relief and growth enhancement: Peppermint oil, when properly diluted and applied to plants, can help reduce stress and promote healthy growth. The aromatic compounds in the oil can have a calming effect on plants, reducing stress caused by environmental factors such as extreme temperatures or transplant shock. This can lead to improved overall plant health and vitality.
  • Masking plant vulnerability: Some plants emit odors that attract pests or signal vulnerability. The strong scent of peppermint oil can help mask these odors, making plants less attractive to pests. By using peppermint oil as a spray or companion plant, you can help mask a plant’s vulnerability and reduce the risk of pest infestation.
  • Aromatherapy for gardeners: In addition to its benefits for plants, peppermint oil provides aromatherapy benefits for gardeners themselves. The invigorating scent of peppermint can lift the mood, increase concentration, and provide a refreshing sensory experience while working in the garden. It can enhance the overall gardening experience and contribute to a positive gardening environment.
  • Organic pest control option: Peppermint oil is a natural, environmentally friendly alternative to synthetic pesticides. By choosing peppermint oil as a plant spray, you can reduce your reliance on chemical-based pest control methods and promote organic gardening practices. This is especially important for those who prioritize sustainable and eco-friendly gardening approaches.

Keep in mind that while peppermint oil offers these benefits, it is not a guaranteed solution to all plant-related problems. It is still important to practice proper plant care, including regular watering, proper fertilization, and maintaining healthy soil conditions. Peppermint oil should be used as part of an integrated pest management strategy, along with other preventive measures and cultural practices.

It is also important to consider the specific needs and sensitivities of different plant species. Some plants may be more tolerant of peppermint oil than others, so it’s a good idea to test the compatibility of your plants before applying peppermint oil solutions.

Considerations and Best Practices

  • Dilution is key: Peppermint oil is highly concentrated and can be potent. It is important to dilute it properly before spraying plants. Mix a few drops of pure peppermint oil in a gallon of water or combine it with a carrier oil or liquid soap to effectively disperse it.
  • Patch test first: Before applying peppermint oil spray to your entire plant or garden, it is a good idea to patch test a small area of the plant. This will help ensure that the plant is not having any adverse reactions to the oil.
  • Target application: Concentrate on spraying the peppermint oil solution on affected areas or areas prone to pests. This targeted approach helps minimize unnecessary exposure and potential risks to beneficial insects such as bees and butterflies.
  • Monitor plant sensitivity: Some plants may be more sensitive than others to peppermint oil. Keep an eye on your plants after application and watch for any signs of stress or damage. If you notice any adverse effects, discontinue use immediately.
  • Re-application and rainfall: Peppermint oil sprays may need to be reapplied periodically, especially after rainfall or heavy watering, as the solution is easily washed off. Monitor the effectiveness of the spray and reapply as needed.

Alternative Methods of Using Peppermint for Pest Control

  • Companion planting: Consider planting peppermint as a companion plant next to susceptible crops. The strong scent of peppermint may help deter some pests from nearby crops.
  • Peppermint oil-soaked cotton balls: Instead of spraying peppermint oil directly on plants, soak cotton balls in the oil and place them strategically around the garden to create a repellent barrier.
  • Homemade peppermint oil spray: Make a homemade peppermint oil spray by infusing fresh peppermint leaves in water. Strain the mixture and use it as a natural pest repellent spray.

The Bottom Line

While peppermint oil can potentially offer benefits as a plant spray, it is important to approach its use with caution and proper dilution. Monitor your plants closely for any adverse reactions and consider alternative methods of using peppermint for pest control. As with any garden treatment, it is advisable to consult a horticulturalist or extension service for specific recommendations tailored to your plants and local conditions.


Can you spray peppermint oil on plants?

Yes, you can spray peppermint oil on your plants. Peppermint oil is known for its natural insect repellent properties and can help deter pests such as aphids, ants, beetles and spiders. Dilute a few drops of pure peppermint oil in water or mix it with a carrier oil or liquid soap to make a spray solution. It’s important to patch test a small area of the plant first to make sure there are no side effects. Target the spray to areas of concern or pest susceptibility and monitor the plants for any sensitivity or damage. Peppermint oil can also attract beneficial insects and mask unpleasant odors in the garden. However, it’s important to follow proper dilution and application practices and to consider alternative methods of using peppermint for pest control, such as companion planting or using peppermint oil-soaked cotton balls.

Can I spray diluted peppermint oil on my plants?

Quote from video: To help disperse the oil through the water if you’re using a smaller sprayer. Like a 32 ounce sprayer. It’s one drop of peppermint oil. Per two ounces of water. And just a little bit of soap.

How do you make peppermint spray for plants?

Quote from video: If you’re using a hand pump sprayer they use one half to one teaspoon. Per gallon and then. I am going to use a couple of drops of dish soap don’t overdo it on the dish soap.

Is peppermint safe for plants?

Peppermint oil can work as an excellent pest repellent in your garden. Due to its subtle fragrance, it confuses insects by masking the smell of pheromones. Aphids, cabbage looper, flea beetles, squash bugs, whiteflies are some of the common pests that abhor the area where this peppermint oil pest repellent is sprayed.

Does spraying peppermint oil keep bugs away?

Peppermint. Peppermint essential oil might just be the holy grail of natural pest repellents to leave around your home’s entry points, as it can help keep away ticks, spiders, roaches, moths, flies, fleas, beetles, and ants. Use sachets of this oil near your doors and windows or try making a diffuser or spray.

Will peppermint oil hurt houseplants?

Peppermint oil is great for keeping pests away from houseplants, but be sure that you get the 100 percent pure, organically sourced kind. Put a drop or two of the oil onto a cotton ball and place it near your plants and/or in an area where you tend to see insects.

Are any bugs attracted to peppermint oil?

Before you reach for the chemical-laden bug spray and store-bought insect repellents, there’s a natural solution you can try—peppermint. Insects hate peppermint.

Can I spray my plants with essential oils?

Essential oils like thyme, clove, rosemary, lavender, yarrow, catnip, basil oil, and peppermint are considered great for plants. Using essential oils help in the prevention of annoying pests and also encourages plants’ growth.

Does peppermint oil repel spider mites?

NATURAL OUST Peppermint Oil Spray

Peppermint oil is another effective treatment for getting rid of spider mites. While peppermint oil may be a pleasant scent to many humans, spider mites can’t tolerate it and find it rather irritating.

Does peppermint oil get rid of aphids?

Control aphids naturally, Lemon or Peppermint oil with water in a spray bottle will kill aphids and larvae on contact, but leave your plants looking lovely. Control aphids naturally, Lemon or Peppermint oil with water in a spray bottle will kill aphids and larvae on contact, but leave your plants looking lovely.

What essential oil gets rid of bugs on houseplants?

Herbs that have a strong scent can help to rid houseplants of spider mites, aphids, and other pests. Use one of the following fresh herbs, or a combination – basil, peppermint, lavender, sage, and rosemary. My preference is a combination of peppermint and rosemary.

What essential oil is good for bugs on plants?

Insect Repellant

Rosemary, lavender and lemongrass oils can be used to repel flies, fleas, mosquitoes and some insect larvae including cabbage loopers. Aphids, squash bugs , white flies, ants, spiders and beetles are repelled by the scent of peppermint, spearmint and orange oils.

How often should you spray peppermint oil for bugs?

Peppermint oil is a great preventative. I apply every month or so (or after a drenching rain) to keep potential insect pests away from my garden. For this method, simply fill a spray bottle with water and add 10-15 drops of peppermint essential oil. Mix well and spray lightly on plants.

Will essential oil hurt plants?

Using essential oils on plants can not only help you to rid your plants of pests but can also encourage growth and enhance the natural appearance of any indoor garden you may have. Some essential oils will kill plants if used in large quantities or by using the wrong application method.

Does peppermint oil get rid of aphids?

Control aphids naturally, Lemon or Peppermint oil with water in a spray bottle will kill aphids and larvae on contact, but leave your plants looking lovely. Control aphids naturally, Lemon or Peppermint oil with water in a spray bottle will kill aphids and larvae on contact, but leave your plants looking lovely.

Does peppermint oil repel mosquitoes?

Peppermint Oil

Peppermint (Piperita mentha) naturally contains a lot of menthol. This can produce a cooling effect on your skin that feels nice in the heat. It can also repel mosquitoes.

What essential oil gets rid of aphids?

Use essential oils by adding half a dozen drops each of rosemary, thyme, peppermint and clove oils to a quart of water to make an excellent aphid killing, spider mite killer and repelling spray. As a bonus, you can also spray this on yourself to repel insects such as mosquitoes.

What smells do aphids hate?

Aphids especially hate the strong scent of marigolds and catnip, so they make great companion plants for valuable crops you’re trying to protect. Herbs that we consider wonderfully fragrant, like dill, fennel, cilantro, chives, and peppermint, also have smells that deter aphids.

How do you get rid of aphids permanently?

Quote from video: Getting control of aphids is not too difficult with the right products we recommend using a liquid insecticide to spray on your plants directly do this with professional-grade.