Which Is The Best Bee Killer Spray I Can Use Indoors & Outdoors?

best bee killer

We’ve learned about how important the honey bee is to our ecosystem, but not all of us want them in our gardens. This is certainly the case if you or someone you care about suffers from allergies, especially in relation to bee stings. 

Dealing with bees can prove quite tricky and challenging, especially if you´ve ended up with an infestation of them. 

Luckily, there are various sprays you can use that will help to get rid of such a problem. 

Let’s look at some of the best bee killer sprays you can purchase for helping to tackle such a problem. 

Best Bee Killer Spray Reviews

1. Harris Wasp, Hornet, Yellow Jacket & Bee Killer Spray 

If you are looking for an effective spray for killing bees and other flying insects, this Harris product is worth considering. 

This potent jet spray enables the ingredients inside the aerosol to reach nests up to 20 feet above you. 

The Harris Wasp, Hornet, Yellow Jacket, and Bee Insect Killer Spray is EPA registered. Once you press the button, a foam ejects that will cover the insect in question. This spray is especially effective at killing wasps once it comes into contact with them. 

Upon release, the foam expands and will quickly reach the intended nest. You can also use it to prevent insects from gaining access to your home. 


  • Comes with a powerful jet spray that can reach nests up to 20 feet off the ground.
  • This insect killer can kill a wide variety of different flying stinging insects.
  • Can be used indoors and outdoors.
  • Foam ejected from the nozzle expands quickly, so it will cover the entire nest.


  • You need to be careful when using this, as it can be harmful to children and pets.
  • You need to be aware that over time this spray can start to lose its potency, especially if it becomes exposed to extremely hot or cold temperatures.
  • You may find that you run out of this spray quickly.

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2. Spectracide 30110 SpectracidePro Wasp/Hornet Killer Spray

When killing wasps or hornets, most prefer to keep a distance. Unfortunately, there are some sprays you can use to help rid yourself of such critters that do require you to get a little closer than you’d like. 

Luckily for you, you won’t have to get close at all with the Spectracide 30110 SpectracidePro Wasp and Hornet Killer. It has a powerful enough jet spray that allows you to stand up to 20 feet away while effectively killing all kinds of insects. 

The formula used in this insect killer can deal with this problem quickly, without any risk to you. Plus, any residue left after you’ve sprayed a particular area will provide further protection against any further infestation for up to four weeks. Due to its residual effects, the spray will actively kill any additional insects returning to the area you´ve already treated. 


  • You can stay at a safe distance from the nest or insect when using it.
  • The formula is powerful and will kill ground bees and other insects along with their entire nest.
  • This insect killer formula lasts for a long time after being sprayed and will kill any insects for up to four weeks after without the need to reapply it.
  • Is highly effective.


  • It is only suitable for use outdoors and is best applied at either sunrise or sunset.
  • You will find you need to use it repeatedly to deal with large infestations or wasp nests.
  • You may find that after spraying wasps, some may continue to fly. You may be more likely to get stung.

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3. BioAdvanced 700420A Termite & Carpenter Bee Killer

You may find this product helpful if you’re dealing with an infestation of ground-nesting insects, such as termites or carpenter bees. 

This is an effective solution, as the foam expands as it is ejected from the nozzle of the can. It can reach into the most awkward of locations, such as in tunnels or wooden structures. 

As well as being effective at killing carpenter bees, you´ll find that it will help you deal with termites, ants, and beetles that infest wood. 

The nozzle on the end of the tube means you can directly spray the BioAdvanced 700420A Termite and Carpet Bee Killer Formula into any tunnels or holes the insects are living in. Once inside, the foam expands, ensuring everything inside dies. 

It can also be used as a spot treatment in any location where you may have spotted carpenter bees.


  • It is very effective at helping to kill carpenter bees, termites, and other insects that cause damage to wood.
  • Helps to kill off the insect’s eggs and larvae.
  • Immediately kills any carpenter bees on contact.
  • As the foam expands, it can fill in any tiny holes or crevices.
  • You will find you only need to use a small amount of this insect killer to deal with the problem.


  • The foam can be quite messy.
  • You will find that it works most effectively when you directly hit the insects, which can often prove challenging.

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4. Spectracide Carpenter Bee & Ground Nesting Yellow Jacket Insect Killer Foaming Aerosol

If you are after an insect killer spray specifically designed for dealing with carpenter bees, then you´ll find this one ideal. 

This Spectracide insect killer product contains very effective ingredients in helping remove such a problem from your home or garden.

After pressing down on the nozzle, the foam inside the can is released down the extension tube and expands. So allows you to deal with an infestation of carpenter bees’ active nests even in places that are hard to reach. 

All you need to do is get as close as possible to the area where the insects are and spray the foam over them. You can even spray it directly over the opening where the insects are living, and it will prevent them from escaping. 

One thing that many people like about using this product is the price. So if you don’t have much money available, this Spectracide Carpenter Bee & Ground-Nesting Yellow Jacket Killer Foaming Aerosol Spray is worth considering. 


  • You can use this insect killer spray to reach in areas that would typically be difficult to get to because of the nozzle extension tube.
  • The spray foam expands inside the area where the insects live.
  • It will kill any insects on contact immediately.


  • You need to be careful when using it as the foam can blow back onto you and can prove harmful when it comes into contact with skin.
  • You may need to use it several times to be able to get rid of the infestation completely.

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5. Spectracide Bug Stop 

This product from Spectracide is suitable for use indoors and outdoors to help get rid of bees and other insects or bugs. 

You will find that, like some other sprays to help kill ground bees, insects, or bugs, it will last for several weeks before you need to use it again. 

The main difference with this particular spray is that you will have to spray it directly onto the insect. It isn’t suitable for spraying onto insect hives or surfaces where they have made their home. 

Also, you need to know that this Spectracide Bug Stop Spray will take 15-20 minutes to work effectively. You may need to use it in a well-aired room, as its odor is quite strong. 


  • You will find that this product works quickly and won’t stain surfaces it comes into contact with.
  • The product will continue to work for up to twelve weeks after the initial spraying. 
  • Works as it claims, and you can use it both indoors and outdoors.


  • You may find the strong smell from this product somewhat off-putting.
  • You need to be careful when using this as it can prove harmful to humans and pets.

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Why Are Bee Killer Products So Popular?

Commercially made products that we can use to help eliminate bees or insects are popular because they are easy to use. 

As long as you follow the product instructions, you will find that they eliminate the problem effectively and quickly. 

However, you must be careful when using such products, as they include ingredients that can prove to be a risk to you and your pets’ health.

After you’ve sprayed a particular area using any of the products we’ve discussed above, ensure that you keep your pets a safe distance away.

How To Use a Bee Spray Properly

Wear Protection

When using any kind of bee spray, you must protect yourself against its harmful ingredients.

The best way of doing this is to ensure that you cover your eyes, nose, mouth, and hands before using it. Wearing either a respirator and gloves, or a mask, goggles, and gloves should suffice. 

When and Where to Spray  

The best time of the day to use such products is at night for bees. This is because bees don’t generally like to fly when it is dark, and most bees that make up the colony will be inside.

You also need to make sure that you don’t just spray the entrance of where the nest is. You must make sure that you spray directly into it to ensure that it comes into contact with as many of the insects as possible.


What Are the Ingredients in Insect Sprays?

Most sprays that help eliminate a bee or insect infestation contain powerful insecticides such as pyrethrins or permethrins. Each has specific properties that attack the bee or insect’s nervous system. 

Once these come into contact with the insect’s nervous system, it causes paralysis and eventually leads to their death. 

How Long Should the Spray Last?

In most cases, the spray you use should last between two and six weeks. If you have an infestation, it is also essential that you think about spraying the nest area until it is soaked. This will help to reduce the risk of a further infestation occurring. 

Can I Use a Bee Spray Outdoors?

You will find that most sprays to get rid of bees and other insects are suitable for use outdoors.

Are There Any Risks to Using Bee Spray Products?

Certain risks could cause harm to your nose, throat, and eyes when using such products. This is why it is recommended that you wear protective gear when dealing with bees or other insects using even the best bee-killer product. 

It’s crucial that before you use them, you put on a mask, some goggles, and even wear a pair of gloves. Always make sure that you spray it a safe distance away from you.

Let’s Wrap Things Up

While some people are looking for humane ways to remove insects from their homes or garden, as you will see above, several other solutions help quickly remove an infestation of insects.

We hope you find our article helpful, so you can choose a product that meets your particular requirements. 

However, before you purchase, you first need to find precisely what sorts of bees or insects you are dealing with. This way, you can choose a bee killer spray that will work effectively and quickly. 

Have you gotten rid of the bee infestation in your home or yard? Did you find any products that helped? If so, which ones we mentioned above did you use, or did you find another one more effective? Please let us know.  


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