
Creating citronella candles is a simple and effective way to keep mosquitoes and other pests at bay while enjoying outdoor spaces. With just a few basic supplies like soy wax, citronella oil, wicks, and containers, you can craft your own natural insect repellent candles in no time. This DIY project not only saves money but also allows you to customize scents and designs to suit your preferences. Whether you're planning a backyard barbecue or a quiet evening on the patio, homemade citronella candles are a practical and aromatic addition to any outdoor setting.
| Characteristics | Values |
|---|---|
| Wax Type | Soy wax, paraffin wax, or a blend (soy is preferred for cleaner burning) |
| Citronella Oil | 10-15% of total wax weight (essential oil, not fragrance oil) |
| Wick Type | Cotton or wooden wicks (pre-waxed for stability) |
| Container | Heat-safe glass jars, tins, or ceramic containers |
| Dye (Optional) | Candle dye chips or blocks (avoid liquid dyes) |
| Tools | Double boiler or melting pot, thermometer, stirring utensil, pouring pitcher |
| Process | Melt wax, add citronella oil & dye (if using), pour into container, center wick, let cool completely |
| Cure Time | 24-48 hours before burning |
| Burn Time | Varies based on size, typically 20-40 hours |
| Safety | Never leave burning candles unattended, keep away from children & pets |
| Effectiveness | Repels mosquitoes and other flying insects |
| Difficulty Level | Beginner-friendly |
| Cost | Inexpensive (materials cost around $10-$20 for multiple candles) |
| Customizability | Can add other essential oils (e.g., lavender, lemon) for scent variation |
| Eco-Friendliness | Soy wax and natural oils are biodegradable and renewable |
| Storage | Store in a cool, dry place away from direct sunlight |
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What You'll Learn
- Gather Supplies: Wax, wicks, citronella oil, containers, thermometer, pouring pot, and stirring tools
- Melt Wax: Use a double boiler to melt wax to 185°F for safe pouring
- Add Citronella Oil: Mix 10-15 drops of citronella oil per 8 oz of melted wax
- Prepare Containers: Secure wicks centered in containers using glue dots or tape
- Pour & Cool: Pour wax into containers, let cool for 24 hours before use

Gather Supplies: Wax, wicks, citronella oil, containers, thermometer, pouring pot, and stirring tools
To begin making your own citronella candles, the first step is to gather all the necessary supplies. The primary materials you’ll need include wax, wicks, citronella oil, containers, a thermometer, a pouring pot, and stirring tools. Start by selecting a suitable wax; soy wax or paraffin wax are popular choices for candle-making due to their ease of use and ability to hold fragrance well. Ensure you have enough wax to fill your chosen containers, typically measured by weight. For example, 1 pound of wax will fill approximately two 8-ounce containers.
Next, choose the right wicks for your candles. The size of the wick depends on the diameter of your container and the type of wax used. Cotton wicks are commonly used and work well with citronella candles. Pre-waxed wicks with a metal tab at the base are ideal, as they are easy to secure at the bottom of the container. If your wicks don't come with tabs, you’ll need wick stickers or a small amount of melted wax to hold them in place.
Citronella oil is the key ingredient that gives your candles their insect-repelling properties. Ensure you purchase high-quality, pure citronella essential oil, as synthetic fragrances may not be as effective. The general rule is to use 1 ounce of citronella oil per 1 pound of wax, but you can adjust this ratio based on your preference for scent strength. Remember to handle essential oils with care, as they can be potent and should be stored in a cool, dark place.
Selecting the right containers is crucial for both functionality and aesthetics. Glass jars or tins with a wide opening work best for citronella candles, as they allow the scent to disperse effectively. Ensure your containers are heat-resistant and can withstand the temperature of melted wax. Mason jars, tin cans, or repurposed candle containers are excellent choices. Clean and dry them thoroughly before use to ensure the wax adheres properly.
A thermometer is essential for monitoring the temperature of the melted wax. Wax should be heated to the manufacturer’s recommended temperature, typically between 185°F and 200°F (85°C to 93°C), to ensure proper fragrance binding and a smooth finish. A pouring pot, preferably made of stainless steel or heat-resistant material, will make it easier to melt and pour the wax safely. Lastly, gather stirring tools such as wooden or silicone spatulas to mix the wax and citronella oil thoroughly without scratching your pouring pot. With all these supplies in hand, you’ll be well-prepared to start crafting your citronella candles.
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Melt Wax: Use a double boiler to melt wax to 185°F for safe pouring
To begin the process of making citronella candles, melting the wax is a crucial step that requires precision and care. Melt Wax: Use a double boiler to melt wax to 185°F for safe pouring is a fundamental technique to ensure the wax is properly prepared for the next stages. Start by gathering your materials: a double boiler (or a makeshift one using a heat-safe bowl over a pot of simmering water), a thermometer, and your chosen wax – typically soy or paraffin wax works well for citronella candles. The double boiler method is preferred as it provides indirect heat, reducing the risk of overheating or burning the wax, which can be a fire hazard and ruin your batch.
Before you begin melting, cut the wax into smaller pieces to ensure even and faster melting. Place the wax into the top portion of the double boiler, ensuring it doesn’t come into direct contact with the water below. Turn the heat to medium and allow the water in the bottom pot to simmer gently. As the wax begins to melt, stir it occasionally with a heat-resistant spatula to distribute the heat evenly. This step is essential for achieving a smooth, lump-free consistency that will pour well into your candle containers.
Monitoring the temperature is critical during this process. Use a candy or wax thermometer to keep track of the wax’s temperature, aiming for a steady 185°F (85°C). This temperature is ideal for most waxes, ensuring they are fully melted and ready for the addition of citronella oil and other additives. Avoid letting the wax exceed 200°F, as this can degrade the quality of the wax and potentially release harmful fumes. If you don’t have a thermometer, watch for visual cues: the wax should be completely liquid and clear, with no solid chunks remaining.
While the wax is melting, prepare your workspace for the next steps. Have your candle containers, wicks, and citronella oil ready to go. Once the wax reaches 185°F, remove it from the heat source and let it cool slightly for a minute or two. This brief cooling period ensures the wax is still pourable but not so hot that it damages the containers or evaporates the citronella oil when added. Stir the wax gently during this time to maintain its even consistency.
Finally, ensure your double boiler setup is stable and secure throughout the melting process. Spills or accidents with hot wax can be dangerous, so work on a heat-resistant surface and keep flammable materials away. Once the wax is melted and at the correct temperature, you’re ready to proceed with adding the citronella oil and pouring the mixture into your prepared containers. This careful approach to melting wax sets the foundation for a successful and easy citronella candle-making experience.
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Add Citronella Oil: Mix 10-15 drops of citronella oil per 8 oz of melted wax
When it comes to making citronella candles, adding the right amount of citronella oil is crucial for achieving the desired insect-repelling properties. The general guideline is to Add Citronella Oil: Mix 10-15 drops of citronella oil per 8 oz of melted wax. This ratio ensures that the candle emits a strong enough scent to repel mosquitoes and other insects without being overwhelming. Before adding the oil, make sure your wax is fully melted and at the correct temperature, typically around 185°F (85°C), to ensure proper blending.
To Add Citronella Oil effectively, start by measuring the melted wax accurately. For every 8 oz of wax, you’ll need 10-15 drops of citronella essential oil. Use a dropper or pipette for precision, as too much oil can affect the candle’s burn quality. Slowly add the drops directly into the melted wax, stirring gently but thoroughly to ensure the oil is evenly distributed. Inadequate mixing can result in pockets of oil, which may cause the candle to burn unevenly or produce smoke.
It’s important to note that the 10-15 drops per 8 oz ratio is a starting point, and you can adjust based on personal preference or the size of your candle. For larger candles, scale the amount of citronella oil proportionally. Always test a small batch first to ensure the scent strength meets your expectations. Remember, citronella oil is potent, so a little goes a long way. Overloading the wax with oil can also compromise the structural integrity of the candle.
After you Add Citronella Oil, allow the mixture to sit for a minute before pouring it into your prepared container or mold. This brief resting period helps the oil fully integrate with the wax. If you’re adding other fragrances or essential oils, incorporate them at the same time as the citronella oil, ensuring the total oil volume doesn’t exceed the recommended limit for your wax type. Properly mixing the oils is key to creating a citronella candle that burns cleanly and effectively.
Finally, once you’ve completed the step to Add Citronella Oil, proceed with the rest of the candle-making process, such as adding the wick and allowing the wax to cool and set. Label your candle with the ingredients used, especially if you’re gifting or selling it, to ensure users are aware of its citronella content. Following this simple yet precise method will result in a high-quality citronella candle that’s both functional and easy to make.
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Prepare Containers: Secure wicks centered in containers using glue dots or tape
When preparing containers for your citronella candles, the first step is to ensure that the wicks are securely centered. This is crucial for even burning and a professional finish. Start by selecting your containers—mason jars, tins, or heat-resistant glassware work well. Clean them thoroughly to remove any dust or residue, as this can affect the candle's adhesion and burn quality. Once your containers are clean and dry, it's time to focus on the wicks. Choose wicks that are appropriate for the size of your containers; a wick that’s too small or too large can lead to tunneling or excessive smoking.
To secure the wicks, you’ll need either glue dots or tape. Glue dots are small, double-sided adhesive dots that are easy to use and provide a strong hold. If you don’t have glue dots, masking tape or washi tape works just as well. Begin by placing a glue dot at the bottom center of the container, or if using tape, cut a small piece and stick it horizontally across the bottom. Press the metal tab of the wick firmly onto the glue dot or tape, ensuring it adheres well. The metal tab should be centered and lie flat against the bottom of the container to keep the wick straight.
For added stability, especially with taller containers, you can use a wick holder or a pencil to keep the wick centered while the wax is being poured. If using a pencil, lay it across the top of the container and wrap the wick around it. This will hold the wick upright and prevent it from shifting when you pour the melted wax. Make sure the wick is taut but not overly tight, as this can cause it to bend or lean once the pencil is removed.
If you’re working with multiple containers, prepare them all at once to streamline the process. Lay out your containers in a row and apply the glue dots or tape to each one systematically. This ensures consistency and saves time. Once all wicks are secured, double-check that they are centered and firmly attached. A loose wick can cause issues during pouring or burning, so take a moment to gently tug on each wick to confirm it’s secure.
Finally, consider the aesthetic of your candles. If your containers have a wide opening, you might want to use a wick sticker instead of glue dots or tape for a cleaner look. Wick stickers are specifically designed for candle-making and provide a discreet hold. Regardless of the method you choose, the goal is to keep the wick perfectly centered, as this will ensure your citronella candle burns evenly and efficiently. With your containers prepared, you’re now ready to move on to melting the wax and adding the citronella oil.
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Pour & Cool: Pour wax into containers, let cool for 24 hours before use
Once you’ve melted your wax and mixed in the citronella oil, the next critical step is pouring the wax into your chosen containers. Select heat-resistant containers like glass jars, tins, or ceramic pots, ensuring they are clean and dry. Place the containers on a flat, stable surface to avoid spills. If using wicks, secure them in the center of each container using a wick holder or a small piece of tape across the top to keep them straight. Slowly pour the melted wax into the containers, leaving about ¼ inch of space at the top to allow for proper cooling and to prevent overflow. Pour steadily to avoid air bubbles, which can affect the candle’s appearance and burn quality.
After pouring, the cooling process is just as important as the preparation. Place the containers in a cool, undisturbed area where they won’t be moved or bumped. Room temperature is ideal for cooling, as extreme temperatures can cause the wax to crack or separate. Avoid placing the candles in a drafty area or near a fan, as this can create uneven cooling and surface imperfections. The wax will begin to solidify within a few hours, but it’s crucial to let it cool completely for a full 24 hours to ensure the candle sets properly and retains its shape.
During the cooling period, you may notice the wax shrinking slightly and pulling away from the sides of the container. This is normal and part of the cooling process. If you notice any dips or sinkholes forming around the wick, you can carefully pour a small amount of melted wax into these areas to fill them in, but do this within the first hour of cooling to ensure it blends seamlessly. Resist the urge to move or use the candles before the 24-hour mark, as the wax needs ample time to harden completely.
Once the 24-hour cooling period is complete, your citronella candles will be ready for use. Trim the wicks to about ¼ inch before lighting to ensure a clean, even burn. The cooling process not only solidifies the wax but also allows the citronella scent to fully integrate, ensuring a strong, pleasant aroma when the candle is lit. Proper cooling is key to creating a professional-looking candle that burns evenly and effectively.
Finally, store your cooled citronella candles in a cool, dry place away from direct sunlight to maintain their quality. These candles are perfect for outdoor use, helping to keep mosquitoes at bay while adding a warm, inviting glow to your space. With the pour and cool step mastered, you’ll have beautifully crafted citronella candles that are both functional and easy to make.
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Frequently asked questions
You’ll need citronella oil, soy or paraffin wax, candle wicks, wick holders, a double boiler or microwave-safe container, a thermometer, and jars or containers for the candles.
Use about 1 ounce (30 ml) of citronella oil per pound (450 grams) of wax for a strong scent and effective insect repellent.
Yes, soy wax or paraffin wax are both great options. Soy wax is eco-friendly and burns cleaner, while paraffin wax is more affordable and readily available.
Use wicks appropriate for the size of your container and the type of wax. Cotton or wooden wicks work well, but ensure they’re pre-waxed for better stability.
Burn time depends on the size of the candle, but a typical 8-ounce (225 grams) candle will burn for about 40–50 hours. Always trim the wick to ¼ inch for optimal burning.











































