How to Make DIY Spider Spray (nontoxic, safe indoors)

This spider spray is perfect for getting rid of spiders anywhere in your home. We use it everywhere! It’s very effective for killing spiders but helps repel them too. For best practices to repel them, respray the areas every few days. It does a pretty good job. By creating this DIY at home you’re saving money and protecting your family from chemicals.

bottle of spray in a garage
Source: Plum Branch Home

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My Story Behind This Spider Spray

About a month ago, I decided to create my own DIY spider spray, and I was amazed by the results. Let me share my journey with you. We were dealing with a spider infestation in our garage – there were spider eggs in one corner, and tiny spiders were appearing all over their webs. It was quite unsettling! So, my husband and I headed to our local Dollar General in search of a spider killer/repellent.

To my disappointment, I couldn’t find any spray that was nontoxic, safe for indoor use, and effective. Feeling frustrated, we returned home, and that’s when I started my research. Many people suggested using peppermint essential oil, but I wasn’t convinced. As I continued my search, I stumbled upon a study about spiders and cinnamon essential oil. Intrigued, I searched for a nontoxic spray recipe using cinnamon, but to my surprise, there wasn’t any I liked, so I decided to create my own.

After making the spray, I hurried downstairs to the garage and started spraying away. To our relief, it not only repelled other bugs but also killed the spiders and the babies hatching from the eggs! I must admit, my situation was pretty bad, and I ended up using a full 16oz spray bottle to completely deal with it – but don’t worry, you probably won’t have such a severe issue haha.

Why Use Homemade Spider Spray

  • Every ingredient has a purpose
  • This spray can be used indoors or outdoors
  • Not only repels but can kill spiders (spray liberally to do so)
  • Frugal way to deal with spiders
  • Used by yours truly, so it won’t waste your time or money

Important Information To Note

This sider spray is nontoxic but still use caution around children and pets due to the cinnamon essential oil (which can be harmful to them if not diluted or used properly). Just keep the spray out of their reach, use it when they’re not around, and exercise caution or contact a medical professional/veterinarian for help.

Does this Spray Actually Kill Spiders

In my experience, this DIY spider spray has been fantastic! As I shared in the story behind it, I used the spray to eliminate two large spiders and two egg sacks that were full of baby spiders hatching. The powerful blend of vinegar and cinnamon essential oil worked wonders, as the soap in the mixture helped the solution adhere to the spiders’ bodies, effectively taking care of the problem.

Not only did it get rid of our spider infestation entirely, but I also now use it to repel spiders all around our home. It’s essential to note that while it may require more spray to kill a spider than to repel them, the results have been well worth it.

The combination of vinegar and cinnamon essential oil has proven to be a winning solution, and I couldn’t be happier with the outcome. Say goodbye to spiders with this DIY spray – it truly works wonders!

What kills spiders in this spray?

The mixture of cinnamon and vinegar being held on by soap kills them.

How can essential oils be used to eliminate spiders?

You will add them, like cinnamon in this recipe, to your spray and it will help kill the spiders.

How can apple cider vinegar be used to eliminate spiders?

Apple cider vinegar is a great natural option to help keep spiders at bay. You can add it to this recipe if you choose to help even more.

DIY Solutions to Get Rid of Venomous Spiders

Venomous spiders are very dangerous and you want to take them seriously. You can use this spray to kill them but I recommend getting a pest control company out to help prevent them in your home.

Are there venomous spiders in the United States?

Yes there are many kinds of venomous spiders in the USA. The most common ones are black widows and brown recluse.

What should you do if you’re bit by a brown recluse spider?

I’m not a doctor so I can’t give you medical advice. I highly recommend going to a health care professional ASAP.

What should you do if you’re bitten by a black widow spider?

Again I’m not a doctor and I can’t give you medical advice. Please consult a medical professional as soon as possible.

Video Tutorial

YouTube video

Spider Spray Ingredients + Supplies

How to Make Nontoxic Spider Spray

  1. Add liquid soap to glass spray bottle.
  2. Fill spray bottle up to the neck with vinegar.
  3. Add 30 drops of cinnamon essential oil to the filled spray bottle.
  4. Screw on the spray nozzle top (make sure it’s on tight) and shake for 20 seconds to combine.
  5. Spray anywhere you’d like to repel spiders or spray liberally on spiders and eggs to get rid of them. Store out of children’s and pets’ reach (cinnamon essential oil is strong).

Spider Spray FAQ

Is this spray safe around kids and dogs?

This sider spray is nontoxic but still use caution around children and pets due to the cinnamon essential oil (which can be harmful to them if not diluted or used properly). Just keep the spray out of their reach, use it when they’re not around, and exercise caution or contact a medical professional/veterinarian for help.

What is the best castile soap for this DIY?

I love the Whole Naturals brand from Amazon (or their website)

How long does a bottle of this spray last?

If you’re using it to repel (not kill) it should last 1-2 months.

Can I use a plastic spray bottle?

No, the essential oils will weaken the plastic.

Can I use other essential oils in this spray?

I wouldn’t due to it already working so well.

I don’t like the smell of cinnamon, how long does the scent last to a human?

Depending on how much you spray it could be anywhere from 15 minutes to 1 day (this would be if it was in an enclosed garage and you use the entire bottle).

My spray has separated why did this happen?

This is normal due to natural ingredients, just shake it before using each time.

How to Use Diatomaceous Earth to Eliminate Spiders?

I’ve never used this to eliminate spiders but I’ve heard it’s a good natural solution to put in cracks and crevices to help keep them out.

How can ammonia be used to eliminate spiders?

I’ve never done this but I’ve read that you spray it where you’d like to repel spiders and reapply every week.

How can borax be used to eliminate spiders?

I’ve also never used this but I’ve read you must handle borax carefully. You sprinkle it around baseboards and the perimeters of rooms to eliminate spiders.

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    5 from 1 vote

    DIY Nontoxic Spider Spray

    This spider spray is perfect for getting rid of spiders anywhere in your home. We use it everywhere! It's very effective for killing spiders but helps repel them too. For best practices to repel them, respray the areas every few days.
    Prep Time5 minutes
    Total Time5 minutes
    Course: DIY Nontoxic Cleaning
    Cuisine: Nontoxic
    Keyword: diy spider spray, nontoxic spider spray, plum branch home spider spray, spider spray
    Yield: 1 16oz spray bottle
    Author: Molly LaFontaine of Plum Branch Home

    Equipment

    • 1 16 ounce glass spray bottle

    Materials

    Instructions

    • First, add liquid soap to a glass spray bottle.
    • Then fill the spray bottle up to the neck with vinegar.
    • Next, add 30 drops of cinnamon essential oil to the filled spray bottle.
    • Finally, screw on the spray nozzle top (make sure it's on tight) and shake for 20 seconds to combine.

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    Recipe Rating




    6 Comments

    1. 5 stars
      This stuff really works!!!!
      I had a ton of 🕷️ spiders on my patio. I made this spray and used it last night after it got dark, when all the spiders came out. This morning there’s spiders laying everywhere on the patio!!
      Thank you for this natural spray, love it 💚

      1. I am so happy to hear how well it worked for you!! It’s amazing how well it gets rid of them even the big ones! Thank you so much for letting me know how your experience was!

    2. RUTH EMMANUEL says:

      i will try it before rating I hope it works for me

    3. Amanda Llewelyn says:

      I don’t have cinnamon oil… Can I use ground cinnamon instead?

      1. I’ve never tried ground cinnamon in this spray so I’m not sure how well it will work but you’re more than welcome to try it. It just might not be as effective.