
Candles are a popular way to repel flies and other insects. Many scents are known to be effective in deterring flies, including cinnamon, pine, and rosemary. However, citronella and lemon eucalyptus are the most popular choices for candles, sprays, diffusers, and plug-ins. While some sources claim that citronella candles are effective at keeping flies away, others argue that they are no more effective than any other candle smoke. Nevertheless, candles can be used in conjunction with other preventive measures, such as proper sanitation and waste management, to create a pleasant environment for humans and an unwelcoming one for flies.
| Characteristics | Values |
|---|---|
| Cornell candles | Citronella candles |
| Do they keep flies away? | Yes, they do. The candles produce a scent that is unpleasant to biting insects such as flies, mosquitoes, and gnats. |
| How do they work? | The candles work by masking scents that insects are attracted to, making it harder for them to locate their next meal. |
| Are there any alternatives? | Yes, there are several alternatives to keeping flies away, including cinnamon sticks, cloves, rosemary, and citrus-scented candles or essential oils. |
| What are some other ways to prevent flies? | Keeping garbage and compost away from the home, regular cleaning of backyard, using fly traps, hanging a bag of water, and screening doors or windows. |
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What You'll Learn

Citronella candles are effective at keeping flies away
Citronella candles are an effective way to keep flies away from your home and outdoor spaces. The candles are made from citronella oil, which is derived from lemongrass and has a strong, lemony scent. This scent is known to repel insects, including flies, mosquitoes, and gnats, by masking the smells that attract them, such as decaying organic matter, sweetness, and fermentation.
The powerful aroma of citronella creates an unpleasant environment for flies, deterring them from settling in the area. When burned, the smoke released from the candles carries the citronella scent, helping to keep flies at bay. Citronella candles are particularly effective when used in combination with other preventive measures, such as proper sanitation and waste management.
In addition to candles, citronella can be used in diffusers, sprays, and personal repellents to create an effective barrier against flies. The scent of citronella can linger, providing prolonged protection. However, it is important to note that the candles are only effective at repelling flies while they are burning.
Citronella candles have been used for decades to deter flies and mosquitoes, and they continue to be a popular choice for those seeking a natural and pleasant way to maintain a fly-free environment. The sweet and fresh aroma emitted by these candles can keep flies away at a distance of 1 to 2 meters.
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Lemon eucalyptus candles also repel flies
Cornell candles, also known as citronella candles, are popular for their insect-repelling properties, particularly against flies, mosquitoes, and gnats. The strong, lemony fragrance of citronella is derived from lemongrass and masks the scents that biting insects are attracted to, such as carbon dioxide and body odours, making it harder for them to locate their next meal. While citronella candles are widely used and marketed for this purpose, some sources dispute their effectiveness, claiming that they do not provide more protection against insects than any other candle-produced smoke.
Lemon eucalyptus candles are another effective option for repelling flies and other insects. Like citronella, lemon eucalyptus contains compounds that are unpleasant to biting insects. The fresh, uplifting scent of lemon eucalyptus comes from the leaves of the Eucalyptus citriodora tree. One of the key compounds found in lemon eucalyptus is para-menthane-3,8-diol (PMD), which has been shown in studies to be as effective as DEET, an ingredient in many insect repellents.
Lemon eucalyptus candles work by releasing their scent into the air, masking the smells that attract flies and other insects. This makes it more challenging for them to find their next meal, thereby deterring them from the area. These candles are suitable for both indoor and outdoor use and come in various styles and sizes, including tins, jars, and pillars.
In addition to candles, lemon eucalyptus is also available in other forms, such as sprays and plug-ins, which can be used indoors and outdoors to provide fast and effective results in repelling flies and other pests.
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Cinnamon-scented candles can deter flies
Cinnamon-scented candles can effectively deter flies. The sweet and spicy aroma of cinnamon acts as a natural repellent, making your indoor and outdoor spaces less attractive to flies.
When lit, cinnamon-scented candles release a fragrance that flies find unappealing, creating an olfactory barrier that discourages flies from entering or settling in the area. This method is particularly useful for patios, backyards, and other outdoor spaces where flies tend to congregate.
The scent of cinnamon has potent insect-repelling properties. It masks the scents that flies are typically drawn to, such as decaying organic matter, sweet fragrances, and fermented substances. By disrupting their sense of smell, cinnamon-scented candles can effectively deter flies from invading your personal space.
In addition to candles, cinnamon can be used in other forms to repel flies. Strategically placing cinnamon sticks near windows, vents, or countertops can help keep flies at bay. For a mess-free alternative, diffusing cinnamon essential oil is an effective option, filling your space with a pleasant aroma while simultaneously deterring flies.
While cinnamon-scented candles are a useful tool for fly deterrence, it is important to note that they may not be as effective as EPA-approved repellents like DEET and picaridin, which block a wider range of chemical receptors that insects use to navigate their environment. However, for those seeking a more natural and fragrant solution, cinnamon-scented candles can be a valuable component of a comprehensive pest control strategy.
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Pine-scented candles can help keep flies at bay
Pine-scented candles can effectively keep flies at bay. Lighting a pine-scented candle can be a great way to repel flies and create a pleasant aroma in your home. This method is particularly useful for indoor spaces, and it's a natural and safe alternative to other pest control methods.
Pine-scented candles work by emitting a fragrance that flies find unappealing. The scent of pine acts as a deterrent, making your indoor spaces less attractive to flies. By lighting a pine-scented candle, you can create an environment that is welcoming to you and uninviting to flies and other pests.
To enhance the effectiveness of pine-scented candles, you can combine their use with other preventive measures. Proper sanitation and waste management are crucial. Keep your indoor and outdoor spaces clean and free from decaying organic matter, such as rotting food, garbage, and animal waste. These odours are highly attractive to flies, so maintaining good hygiene can significantly reduce their presence.
Additionally, consider using other natural fly repellents in conjunction with pine-scented candles. For example, citronella candles have long been popular for deterring flies and mosquitoes. The strong, lemony scent of citronella masks the smells that flies are drawn to, making it harder for them to locate their food sources. You can also try using cinnamon, either in the form of sticks or essential oil, as another natural fly repellent that blends well with the pine scent.
While pine-scented candles can be a useful tool in your pest control arsenal, it's important to note that they may not be as effective as EPA-approved repellents for certain pests. For example, mosquitoes interpret their environment through multiple chemical receptors, and essential oils may only block a limited number of those receptors. Therefore, combining pine-scented candles with other preventive measures and natural repellents will give you the best chance of keeping flies and other pests at bay.
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Cloves are a natural fly repellent
While there are many methods to repel flies, cloves are a natural and effective repellent. Cloves have a distinct, spicy scent and numbing properties, making them a great option for those who want to avoid harsher alternatives. To use cloves as a repellent, boil them in water on the stove to create a fragrant aroma that spreads throughout your home, deterring flies. Alternatively, make sachets of dried clove leaves to place in fly-prone areas. Cloves can also be poked into sweet, ripe fruit, such as apples or pears, to create an effective fly repellent.
Clove-based repellents are a natural, pleasant-smelling way to keep flies at bay. However, it is important to note that some people may find the scent of cloves overwhelming, and proper ventilation should be maintained when using this method.
In addition to cloves, there are several other natural fly repellents that can be used. Citronella, derived from lemongrass, is a popular option known for its effectiveness in candles, sprays, diffusers, and more. Lemon eucalyptus is another scent that naturally repels flies and can be used in similar ways to citronella. Cinnamon is a milder option that can be used in essential oils, candles, or by simply sprinkling cinnamon sticks or ground cinnamon in areas where flies congregate.
For those who prefer herbal solutions, rosemary is a good choice. Growing rosemary plants near windowsills or entrances can help repel flies while also providing fresh herbs for cooking. Additionally, pine-scented candles, essential oils, or pine mulch around plants can create a pleasant aroma that flies detest.
Natural fly repellents are a great way to keep your home pest-free without resorting to harsh chemicals. However, it is important to note that some flies may become resistant to certain scents over time, and a combination of preventive measures, such as proper sanitation and waste management, should also be implemented for the best results.
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Frequently asked questions
Cornell candles with citronella and lemon eucalyptus scents are effective at keeping flies away. The strong citrusy aroma of these candles acts as a deterrent, making your living spaces less attractive to flies.
The smoke released from the burning citronella candles carries the scent, helping to deter flies. The citronella scent disrupts the normal behaviour of flies, making it less likely for them to settle in an area scented with the oil.
Yes, cinnamon-scented Cornell candles can also help keep flies away.






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