How to Get Rid of Roaches Using Essential Oils

by | Last updated Jun 28, 2023 | Roaches

The use of essential oils dates back to 3500 BC where ancient Egyptians used them for therapeutic purposes, commonly known as aromatherapy.

Research has shown that the use of essential oils goes beyond the sweet fragrance and the soothing sensation.

Who would have thought that these oils would one day be very crucial in the fight against roach infestations? in this article we delve into how to get rid of roaches using essential oils.

Pesticides contain toxic chemicals that have detrimental effects on your health once you are exposed. The world is changing, and people are moving towards healthier and friendlier alternatives.

If essential oils can save you from the side effects of toxic chemicals from pesticides, why would you not use them? This article takes you through some of the ways you can use essential oils to eliminate cockroaches.

How to Get Rid of Roaches Using Essential Oils

Note that not all essentials oils will scare away or even kill the roaches. Some would benefit you with the potent, pleasant scents to help you rejuvenate after a long day’s work. Therefore, it is crucial to know which oils work best and how to prepare the recipes for effective results.

Get ready for a ride through the wild world of natural scents in essential oils pleasant to humans but deadly to cockroaches.

How to Mix Peppermint Oils for Roaches

Have you ever opened a bottle of peppermint oil close to your face? That potent scent that suddenly hits you and leaves your eyes watery is the same scent that repels roaches.

It is not so thought-provoking to create your peppermint repellant. All you need is a spray bottle, water, white vinegar, and about ten drops of peppermint oil.

  • Mix the water and vinegar in a ratio of 2:1 in the spray bottle
  • Put ten drops of peppermint into the solution and shake thoroughly

Spray the mixture in areas you suspect the roaches frequent, such as cupboards, under furniture, along cracks in walls, and other places the roaches might create colonies.

You can also soak a piece of cloth in pure peppermint oil and wipe on furniture surfaces and other working areas. Not only does the scent scare away roaches, but it also leaves your house smelling nice.

Related Reading How to Find a Roach Nest

Rosemary Oil for Roaches

Rosemary is a household plant grown as a herb and used for food seasoning and other medicinal purposes. The oil is extracted directly from the plant and has a powerful but refreshing scent which also acts as a cockroach repellant.

Among all the essential oils, research has shown that rosemary is the most toxic against roaches.
The research confirmed a 100 percent mortality rate among nymphs of Brown Banded roaches at all levels of concentration of Rosemary oil.

The smell is highly repellant, but they have to come into contact with the oil for the cockroaches to die.

To make the Rosemary oil roach repellant, you only need a spray bottle, water, and of course, the oil. Mix the oil and water in the bottle and spritz on surfaces where the roaches are perennial. Frequently spray the surfaces, wall cracks, crevices, and other roach colonies for more effective results.

Related Reading Why Cockroaches Fly Towards You

Eucalyptus Oil for Roaches

The eucalyptus tree native to Australia has been a source of joy to many people. The oil from its leaves has a wide array of uses, from treating nasal congestions, asthmatic attacks to acting as a repellent against roaches and ticks.

Let the fresh fragrance not fool you. Roaches hate it, and they get confused by the smell.

The toxicity level in Eucalyptus oil is so high that research proved a 100 percent mortality rate on nymphs of Brown Banded Cockroaches. To make a repellant from Eucalyptus oil, you will need a spray bottle with water and a few oil drops.

Spray the product on surfaces, cracks, and crevices in your walls and any other location the roaches may nest. Wipe your working surfaces with the product but be careful not to contaminate your food as the scent is quite strong and maybe unpleasant in your food.

What Next After Using Essential Oils for Roaches?

If there is one thing you are sure of witnessing after using essential oils is a pleasant fragrance in your house. Forget the choking and a highly toxic odor that Pesticides produce.

These oils are natural extracts from plants that fill your home with the freshness of nature.

The oils’ effectiveness depends on several factors such as the cockroach species, the concentration, and the type of essential oil. The research done on the essential oils above proves that they are effective repellants against most household roaches.

It may take a couple of rounds, and experiments with different oils see more effective results against the dreaded roaches. However, if you have a severe infestation, you might want to call exterminators or use pesticides.

Related reading: How Does Borax Kill Roaches?

FAQ’s on How to Get Rid of Roaches Using Essential Oils

What essential oils kill roaches?

According to research, rosemary oils and eucalyptus oils have a 100 percent mortality rate on nymphs.

The young roaches die when they come into contact with the oil. The potent scents from the oils are so strong that they repel the adults and nymphs.

What scents do roaches hate?

You may be fond of peppermint, Eucalyptus, and Rosemary oils scents, but they dread cockroaches.

Essential oils are oil extracts from plants producing concentrated natural fragrances which may be pleasant to humans but toxic to insects.

Does Tea tree kill roaches?

Research has shown that Tee tree is toxic to cockroaches. It is a natural repellant against most insects, among them roaches.

To be compelling, mix with water or vinegar and spray in sections you think the cockroaches could be hiding. However, the results are not guaranteed because roaches are pretty fast, and it may take a lot more to get the job done.

When Egyptians used essential oils for aromatherapy and other medical purposes, they probably never thought the oils would one day be used as cockroach repellants. The effectiveness is pretty astonishing, even though they may fail to kill the roaches instantly.


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They scare the roaches away, though, and that’s a good thing because you won’t have to deal with the burden of washing off dead bugs.

Your house will smell nice, and you won’t get sick due to using toxic pesticides. Therefore, essential oils are the go-to when trying all-natural remedies for dealing with a roach infestation and with the above information on how to get rid of roaches using essential oils you are good to go.

Related reading: Tiny flying bugs in house attracted to light

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