Does Sulfur Keep Snakes Away? Surprising Facts!

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Have you ever seen snakes wandering on your lawn? If so, you will surely want to get rid of them. You can see various ways available on the internet, yet, every solution has pros and cons. One of these ways is using sulfur, but does sulfur keep snakes away?

Yes, sulfur is a good option to keep snakes away, especially the mixture of naphthalene and sulfur. You can place this mixture around your lawn or property, and when the snakes pass through that way, they will deter by its irritating smell.

Do you want to learn more about the solutions to repel snakes using sulfur? Stay in touch till the end of the article to get a sneak peek into it. 

Common Myths About Sulphur

According to the Journal Biology of Microorganisms on Grapes, in Must and Wine, sulfur is an important component for the growth and development of microorganisms. Even though sulfur is essential in the production of yeast, it can keep snakes away. However, below are some common myths about sulfur usage in snake detention.

  • Only powdered sulfur keeps the snakes away.
  • Sulfur causes only skin itchiness on snakes’ skin, and instead of keeping away snakes, it makes them aggressive.
  • You can use lime to deter snakes, but there is no proof of it. In actuality, spreading lime anywhere to ward off snakes poses a risk to people rather than just snakes.
  • Moreover, wet lime is hazardous since it is extremely corrosive to people and domestic animals and can even result in blindness.

How Does Sulphur Repel Snakes?

Powder Sulfur

Although sulfur alone is not very successful against snakes, it’s an essential part of most commercial snake repellents. That’s why you can use it to deter snakes. According to the University of California, you can use a combination of sulfur (28%) and naphthalene (7%) to make the best snake repellent. Combining these ingredients may result in a potent fragrance that repels snakes.

Moreover, if you want to use sulfur alone to deter snakes, make it wet before spreading it along the suspected areas of snake presence. It’s also vital to remember that pure sulfur has no odor. Many of its constituents cause the stench. For instance, hydrogen sulfide is responsible for the rotten egg smell.

Overall, sulfur by itself is ineffective as a deterrent to snakes. To be functional, it needs to be paired with other factors.

Does Powder Sulphur Deter Snakes?

Yes, powder sulfur repels snakes from your home and yard. You can use it as a snake repellent by sprinkling it along the way of snakes. If the snakes crawl through that way, they will experience skin irritation and will not dare to return to that place again.

Furthermore, you can use wet sulfur powder to deter snakes, and it’ll prove more beneficial against snakes. The usage formula is the same as the dry one. However, sulfur is one fragrance that is unpleasant to people, so you might only want to attempt this if all other options have failed. If you use it in your garden, make sure to put on a suitable mask.

Do Sulphur and Lime Are the Same Things?

Sulphur and Lime

No, sulfur and lime are not the same things. Regular sulfur comes in a powder form, while lime contains calcium hydroxide and has a liquid consistency. Therefore, you can sprinkle powdered sulfur and liquid lime around the suspected areas of snakes’ presence. However, lime is not good enough to deter snakes sulfur.

If you use lime, it just makes snakes irritating but can’t repel them. The downside is that it may be harmful to you, your family, your pets, and your property. This substance turns extremely corrosive and perhaps dangerously caustic when wet.

On the other hand, sulfur is more effective against snakes than lime. However, this offers little assistance in fending off snakes. Therefore, you use a combination of sulfur and other compounds to deter snakes.

How to Apply Sulphur for Snakes?

Although sulfur is not a good snake repellent, you can still use it to ward off snakes because something is better than nothing. This is because pure sulfur has no taste or odor and only causes minor irritation. Having said that, some sulfur compounds have a strong scent, while others do not.

To keep snakes at bay, you can buy powder sulfur from your nearby commercial market and then sprinkle it along the passage of snakes. As soon as the snakes wander through that place, the pungent odor of sulfur deters them, and they’ll not dare to cross that region again.

Moreover, you can also use wet sulfur to repel snakes, for this, you can mix powder sulfur in a small amount of water and spray it directly on snakes or the suspected places of snakes presence.

Why Is Sulphur Used in Commercial Snake Repellents?

It is uncommon for pest control agencies to employ sulfur in its pure form to repel snakes. Because of this, they frequently combine it with other compounds. Sulfur is a primary ingredient in the majority of commercial snake repellents.

Furthermore, mothball flakes or naphthalene are occasionally combined with sulfur. These compounds may have an impact on snakes at a certain concentration. Their concoctions work best when they emit an offensive aroma that reptiles hate.

Therefore, you should use caution since some naphthalene and sulfur products pose risks. Because of this, only particular naphthalene and sulfur products are licensed.

Do Sulfur Harm Humans, Plants, and Pets?

Sulfur is not very harmful to you and your pets, but using it excessively may pose a life threat. If you ingest a large amount of sulfur accidentally, you may feel burning in your stomach and may suffer from diarrhea. The irritation of the airways caused by sulfur dust can make one cough. Skin and eyes may also become itched by it.

However, single exposures to low sulfur levels often have negligible effects on both people and animals. Additionally, sulfur does not easily combine with other substances to form a strong drug. Burning sulfur is the major instance in which it becomes highly harmful. Sulfur dioxide, a poisonous gas created by the combustion of sulfur, is produced.

Furthermore, the gas produces sulfuric acid when it reacts with water, which can harm plant leaves.

Other Snake Repellents

As sulfur is not an excellent snake repellent, you can use the below methods to repel snakes from your home or yard.

Lime Mixed with Hot Pepper

Lime Mixed with Hot Pepper

As lime contains calcium hydroxide, you can mix it with other substances like hot pepper to make it a strong snake-repellent. To prepare a mixture of lime and hot pepper, add one or two tbsp of hot pepper in a small amount of lime. Mix them well and sprinkle them along the suspected places of snake infestation in your home.

Snakes dislike the fragrance of this mixture, and they also find the fumes irritating to their skin. Therefore, whenever, they come into contact with such a solution, they change their location.



Cinnamon is another effective snake repellent. You can use its essential oil to ward off snakes. Moreover, this oil works best when you combine it with clove oil. You can mix these oils in a spray bottle and spray them directly on snakes to get maximum results. In actuality, many commercially available choices use a bit of each in their formulas.

Above all, exercise caution because snakes frequently flee in the opposite direction from the spray. Additionally, you can use this mixture as a cleanser inside using a diffuser.



This common substance has a proven track record of keeping snakes away. As snakes hate the odor of ammonia, spraying ammonia around any problem area is one solution. Another method to keep snakes away from certain areas is to soak a rag in ammonia and put it in an open bag. Now place them under the foundation of your home to deter snakes.

Additionally, if you have children or pets, use extreme caution when handling this common chemical because it is exceedingly hazardous in all forms.



Because snakes don’t like the smell of garlic, you can make your snake repellent with garlic to keep away snakes. Garlic contains sulfonic acid that in addition to making us cry repels snakes. To effectively use garlic, mix it with a pinch of rock salt and sprinkle it over your house and garden.

Furthermore, you can combine garlic with any essential oil and use the mixture to fumigate rafters, basements, and other hard-to-reach spots.



Vinegar is a highly pungent liquid that helps in repelling snakes. It works well to keep snakes away from bodies of water, particularly swimming pools. Snakes avoid white vinegar because it distorts their sense of smell and internal organs. To use it against snakes, you can sprinkle white vinegar around the edge of the swimming pool or the periphery of your home or yard.

Moreover, not only repels snakes but also helps deter other insects and bugs.



Mothballs contain naphthalene which is one of the potent chemicals to repel snakes. The majority of marketed snake repellents include the hazardous chemical substance naphthalene. Their tiny, rounded shape makes them perfect for tucking into crevices and tight spaces, and their distinctive perfume will keep everything away.

Therefore, you can use it to deter snakes even from the tiny space of your house. However, remember to keep them away from the reach of your children and pets.

Final Verdict

Having snakes in your home and yard is one of the deadliest experiences. Although dealing with snakes is a challenging task, you can repel them using some tactics and chemicals. Sulfur is one of those chemicals that help in repelling snakes, especially when you don’t have any other option to deter them.

You can use sulfur either in powder form or a combination of it with other potent chemicals. These chemicals cause skin irritation in snakes and make them reluctant to pass through the place again where you put them.

However, using sulfur and other chemicals demands extra caution because it may cause serious health issues. So, you should be careful while employing them.


Since snakes have a great aversion to them, powerful and disruptive odors like sulfur, vinegar, cinnamon, smoke, and spice, as well as vile, bitter, and ammonia-like aromas, are typically the most popular and effective odors against snakes. However, it’s crucial to remember that the odors snakes find repulsive depending on the circumstances the snake was exposed to after hatching.

Yes, sulfur scares snakes somehow, but it’s not powerful snake repellent. When snakes come near the place where you sprinkle powder sulfur, they may get skin irritation. So, as a result, they scare to pass through that place again.

Given that snakes dislike strong scents, many homeowners have used sulfur to deter them from entering their yards. So, you can put sufficient sulfur around the fence of your yard to keep snakes at bay. Moreover, you can put it all around your garden and even the barn’s foundation.

Although you can use sulfur to repel snakes, calcium cyanide is the top chemical to kill snakes residing in burrows. Furthermore, you can also use pyrethroids like tetramethrin or pyrethrin present in wasp spray to control snakes. All these chemicals, damage the organs of snakes and eventually kill them.

Yes, ammonia is an effective snake repellent and helps in preventing snakes. Since snakes hate the odor of ammonia, you can soak rags in ammonia and place them under the base of things or the foundation of your house to keep them at bay. Additionally, leave the ammonia bags in suspected areas of snakes’ presence.


Jennifer R. Muhl, Lisa I. Pilkington, Bruno Fedrizzi and Rebecca C. Deed

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