10 Essential Oils To Get Rid Of Waterbugs

Here, we’ll be discussing the essential oils to use when combating a waterbug problem. It’s no secret that essential oils have a lot of benefits, part of which includes being a solution for a myriad of pest issues.

Several names know waterbugs. Among the most popular are ‘oriental cockroach’ and ‘black beetle.’ These are pests most people would want to get rid of.

If you’re more interested in using natural methods to get rid of waterbugs, you’ll definitely find this article interesting.

So, what essential oils can you use to get rid of waterbugs?

Essential Oils To Combat Waterbug Infestation

Over the years, essential oils have increasingly become the preferred treatment for a variety of pest issues. These apply to waterbug problems.

Our focus will be on the following essential oils; Oregano oil, Rosemary oil, Cedar oil, Catnip oil, and Cypress oil. Other essential oils include Citronella oil, Tea Tree oil, Eucalyptus oil, Lavender oil, Mint oil, and Peppermint oil.

Let’s discuss how to use these essential oils to get rid of waterbugs.

  • Oregano Oil

Oregano essential oil is one of several oils used to get rid of waterbugs.

One of its many advantages is the fact that it leaves a residual effect that continues to be effective for up to a week! This means waterbugs are kept out for as long as possible after the initial application.

Using this essential oil for waterbug control isn’t difficult at all! All you need to do is to mix a few drops of it with water and spray around waterbug infested areas. Of course, a spray is an effective tool for getting this job done.

Not only will it kill waterbugs on contact, but this essential oil also keeps them away from places you’ve applied or sprayed the oil on.

  • Rosemary Oil

This is another popular essential oil that’s used to solve multiple pest problems including waterbugs. Although edible(especially the herb) to humans, its oil contains toxic elements that kill waterbugs.

Like Oregano essential oil, several drops of rosemary oil will need to be added to water in a spray bottle and mixed.

This mixture is then sprayed around and on areas with waterbugs. It’s most effective when sprayed directly on waterbugs.

Unlike Oregano oil, Rosemary oil doesn’t have as much residual impact. As such, it will need to be sprayed frequently for about a week, and whenever a resurgence of waterbugs is noticed.

  • Cedar Oil

Cedar oil is another essential oil that’s effective in getting rid of waterbugs. Apart from its repellent effect on pests, it leaves a sweet scent behind. Not only is it effective on waterbugs, but cedar oil can also be used on multiple pests. the

To use this essential oil for waterbug control, you’ll need to dilute it with water rubbing alcohol.

The mixture is emptied into a spray bottle and sprayed around infested areas. You might want to do this for a few days to ensure waterbugs have no chance of making a comeback.

  • Catnip Oil

If you love cats and keep them as pets, you might love using this essential oil for your waterbug problems. This creates a delightful feeling for your cats while getting rid of your pest issues.

To use catnip oil, a few drops of it will need to be mixed with 1 part water and 1 part rubbing alcohol.

For a faster and more powerful effect, mixing catnip oil with rosemary oil (another essential oil) will get rid of waterbugs faster than usual.

  • Cypress Oil

Cypress trees (the trees from which cypress oil is extracted) have natural repellent properties for a variety of insects.

This is no surprise because its oil has been included among our list of effective treatments for waterbugs.

To use cypress oil to combat a pest problem, you either need to mix it with water or other essential oils (such as peppermint oil, etc). Either of these will give you the effect you seek.

The mixture should be poured into a spray bottle and sprayed around the infested areas of your home.

  • Citronella Oil

Citronella oil is used for getting rid of waterbugs. However, its effect isn’t long-lasting (little residual effect) and wanes within a few hours. This requires frequent applications around infested areas.

If you wish for this treatment to last longer, consider mixing it with other essential oils. This should give you more potent and long-lasting protection from waterbugs.

To use Citronella oil, dilute with other essential oils and add a few drops to water before application.

  • Tea Tree Oil

Tea tree oil has been included among our list of essential oils used to get rid of waterbugs due to its natural insect repellent properties. It also doubles as a good antiseptic. The best way to use tea tree oil is by mixing with water and vinegar.

This solution should be sprayed into cracks, crevices, or wherever waterbugs use as hiding spots.

For best results, we recommend using or combining tea tree oil with other essential oils. This should be overwhelming to waterbugs.

  • Eucalyptus Oil

Without a doubt, eucalyptus oil gives you protection from waterbug presence. Not only does it get rid of waterbugs, but it also leaves a pleasant fragrance behind which is hated by a wide variety of pests.

To use this essential oil, mix or dilute with water and spray around your home and wherever you’ve noticed pest issues.

  • Lavender Oil

Lavender oil is best mixed with other essential oils and water. Having mixed with your preferred essential oils, add a few drops to water and pour it into a spray bottle. Apply directly on waterbugs or around areas most frequented by these pests.

Wondering what specific essential oils to add? You can combine any rose, lemon, citronella, and basil oils to give you the results you seek.

  • Mint Oil

Mint oil has similar properties to peppermint oil. Any of these two can be used independently or combined. Add a few drops of any or both to water and apply onto infested areas using a spray bottle.

Before long, your pest issues should be gone.


Here, we’ve provided a list of essential oils used to get rid of waterbugs. These have been proven to be very effective on waterbugs as well as other pests.

What more? The sweet scent associated with most essential oils permeates your surroundings.

Leave a Comment

Your email address will not be published. Required fields are marked *