outdoor composite decking
  • By Kelin
  • Wed, Jun 18, 2025

What Is the Best Way to Keep the Bugs Off Outdoor Deck

The outdoor deck provides a private location for relaxation as well as a terrific place to entertain friends and family. You can host a family gathering on your outdoor deck for a BBQ or a drink and a conversation. Alternatively, you might read stories to your children in the evening under the lights. What a fantastic outside space living!

There can be a lot of worries when relaxing outside. Insects, for example, begin to appear. Outdoor activities in the summer can attract mosquito bites. Food crumbs might attract ants and other unwelcome guests. Moths and other bugs are attracted to lights at night. So, what can we do to avoid this vexing situation? There are some simple techniques to keep summer bugs off your patio and allow you to enjoy the outdoors without interruptions.

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Plants Have the Ability to Repel Insects

We can use plants to repel insects because they primarily use aroma to identify information. This insect repellent doesn’t include any chemicals and can create a variety of scents. Of course, no repellent technique is effective against all insects.

You can use a variety of garden plants to keep bugs away, depending on what kind of pests you need to keep away. Use basil to repel ants, chrysanthemums to repel flies, and lavender to repel moths. Marigolds, rosemary, and lavender are among the plants that repel mosquitoes. Lemons can attract bees, but they also repel mosquitoes.

Additionally, you can utilize plants to decorate your outdoor deck and purify the air in your yard. Therefore, choosing the right plants can enhance the appearance of your deck in addition to keeping bothersome insects away.

Utilize essential oils

If you find that essential oils repel other insects more effectively and in less time than plants, use them instead. Spread the essential oil mixture evenly on your deck to successfully repel as many insects as possible. Bug repellant applied this way works fast.

So how can an effective insect repellent be made? Mix equal amounts of witch hazel and water. Add a spoonful of topical alcohol and a few dozen drops of essential oil. Mix them well to create an essential oil blend that will repel insects.

You can use basil, lemon thyme, lavender, or rosemary as essential oils. By mimicking the aromas of the plants they are named after, these perfumes allow you to combine several defenses into a single solution.

It is important to keep in mind that you will need to spray these mixtures frequently if you utilize essential oils as insect repellent. The reason for this is that these liquids gradually evaporate and lose their ability to repel insects.

Empty the Deck of Any Standing Water

Although there are several ways to remove different flying insects from our decks, the root cause of the problem must also be addressed. Standing water on the deck could serve as a mosquito breeding ground. With the exception of flying insects like mosquitoes, many other insects prefer damp, gloomy settings.

As a result, clear as much standing water as you can from deck drains, downspout gutters, and other places. But keeping the circulation underneath the deck sufficient will also help keep it dry.

Spray Mouthwash

If you don’t have any essential oils, you can also spray an alcohol-based mouthwash on your deck. This is another great way to get rid of deck pests. When using a spray bottle apply mouthwash to your deck or outdoor furniture.

Mouthwash with alcohol repels other insects. However, you’ll need to use it more often because it evaporates quickly.

Composite Decks

Modify Your Outdoor Deck’s Lighting

When you are outside at night, you may see that many flying insects are attracted to the illumination. Insects have a special visual system that makes it easier for them to see lighter hues like violet and blue. However, their optical systems cannot detect warm colors like orange or red.

Conventional white light bulbs emit a lot of blue light, which attracts mosquitoes to the light at night. To keep mosquitoes away from your outdoor deck at night, swap out your chilly lightbulbs for warm ones, such as sodium vapor or yellow. This will prevent your deck lighting system from attracting more mosquitoes.

Keep the Deck Clean and Organized

For insects, a well-kept backyard is the ideal habitat. because dense grass is a good hiding place for ticks. Therefore, bushes could make it simpler for pests to enter. There is more to keeping a tidy yard than just looking good. It also lessens the diversity of insects on your deck.

Therefore, whether for aesthetic reasons or to keep pests away, maintain your outside deck as tidy and organized as possible. In the spring and fall, we recommend giving your deck a thorough cleaning. This will improve the aesthetics of the deck, plus it will reduce the number of insects.

Cover Your Deck with Mulch

Even if you select an insect-resistant material, such as composite decking, you may still have to deal with bugs. The dark, damp bottom of your deck is an ideal habitat for a variety of reptiles.

If you’re concerned about insects entering via the gaps between decks, you might want to consider installing a screen underneath. Before making any changes, verify the deck’s warranty to see if you might inadvertently breach it.

Constructing a Screen Over an Existing Deck

Install under-deck screening between the joists to keep pests away. Placing screening underneath a deck board that has already been constructed could require more effort than installing the screening first. But setting up a shelter is typically as easy as fastening planks to a building’s base. Usually, this is determined by the deck’s construction.

Repair any cracks or holes in the deck or flooring. Pests can easily enter through any gaps or apertures. Apply a sealer after using a caulking gun to seal any gaps or cracks to ensure the area is properly sealed.

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Setting Up Deck Screens While Building a Deck

But when creating a deck, it’s usually quicker to place screens underneath it. The weight of the deck boards can hold the screen in place while it is attached to the joists. Applying glue, nails, or any other changes that would nullify the guarantee isn’t usually required.

Guard Against Insects

Termites and other burrowing insects are not harmed by screens placed under decks. The easiest way to prevent insects from damaging your deck is to use materials that are resistant to insects while creating it. In order to keep insects out, modern wood decks are usually treated chemically. However, this chemical loses its effectiveness over time. On the other hand, the properties of composite decking effectively keep insects out.

Composite Decking Skirt Installation

Even with the best under-deck covering, bugs can still be found on the edges of a deck. However, we can reduce the gap between the edge of the deck and the ground. This is where the trailing deck skirt will stop insects from getting under the deck.

Installing a deck skirt might be more expensive and time-consuming than using under-deck screening. Nevertheless, it’s one of the greatest ways to keep bugs off your deck. Just make sure to use a composite deck skirt to keep termites and other pests out.

Make Use of Insect Blankets

Bug blankets are an excellent choice if you’re looking for a simple and cozy approach to keep pests away from you. According to the U.S. Environmental Protection Agency, certain bug blankets include long-lasting bug-repelling technology that is safe for use by the entire family.

These bug-proof blankets are an excellent option for cool summer nights when pests are most active. You can enjoy bug-free nights for many years to come because they are very simple to maintain and clean. Wash them by hand or in the washing machine with mild soap instead of drying them out.

outdoor deck

Other Techniques for Keeping Insects Off Your Deck

It’s not always required or the greatest option to install a screen underneath your deck. There is also the option of enclosing the deck with a ceiling-hung screen. In addition to providing your guests with a more secluded area, this extra layer of screen will keep insects away.

You can also install screens on your windows and doors. This is one of the finest ways to keep bugs away from your home and deck. Through screens, light and air are permitted while insects are kept out. Check screens for signs of degradation and replace them as needed.

Additionally, well-lit spaces help keep insects away. To lessen brightness and achieve a warmer color temperature, swap out your outdoor lights for 2700K LED bulbs. Flying insects are not likely to be interested in these lights.

Make sure your yard and outdoor spaces are tidy and clutter-free. Because leaves, trash, and other debris might attract insects, keep these areas clean. Make sure to mow your grass on a regular basis and pick up any fallen branches or sticks.

Conclusion

If you follow these tips when building your deck, you won’t have to worry about bugs for many years to come. These tips can help you make your deck more insect-proof so you can spend more time outside if you already have one.

By employing these simple methods, you can make your backyard deck pest-free. You and your loved ones will be able to enjoy more relaxed outside time.

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Kelin Content Writer
Kelin is an accomplished writer specializing in outdoor home decor. With a background in landscape architecture and a flair for storytelling, Kelin creates compelling content that inspires homeowners to enhance their outdoor living spaces. His writing covers a range of topics from garden design and furniture placement to the latest trends in outdoor living. Known for his practical advice and innovative ideas.