Does Rubbing Alcohol Kill Weeds? - Backyard Boss
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Does Rubbing Alcohol Kill Weeds?

Weed killers are a dime a dozen these days. There are so many different products on the market, and each one says to be the greatest. But what if you could make your weed killer using something you probably already have in your home?

Rubbing alcohol is one of those common household items that can be used for a variety of things, including killing weeds. Learn everything about it today!

Why Rubbing Alcohol Works on Your Weeds

Hand Pulling Weeds
Image credits: Lolostock via Canva

Weeds are one of the most difficult things to get rid of in your garden. They can quickly take over and ruin all your hard work.

But does rubbing alcohol kill weeds? The short answer is yes, it can. Rubbing alcohol is a type of herbicide known as an “emulsifier.” This means that it breaks down the waxy outer layer of plants, which causes them to dehydrate and die.

It is also a non-selective herbicide, meaning it will kill any plant it comes into contact with. This makes it perfect for killing weeds, but you need to be careful not to use it on any other plants that you don’t want to kill.

To use rubbing alcohol on your weeds, simply pour some onto a cotton ball or rag or in a spray bottle, and then rub or spray it onto the leaves of the weed. Be sure to avoid getting any on the soil or nearby plants. The alcohol will quickly dry out the weed, and it will be dead within a few days.

If you have a serious weed problem, you can also use rubbing alcohol as a preventative measure. Simply pour it around the base of your plants, being careful not to get any on the leaves. It will create a barrier that will prevent weeds from germinating and growing.

So, if you’re looking for a natural weed killer that is inexpensive and easy to find, rubbing alcohol may be the answer.

The Pros and Cons

Summer works in the garden. Weeding weeds
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Many gardeners and homeowners swear by this method, but is it effective? Let’s take a look at the pros and cons of using rubbing alcohol to kill weeds.


  • Rubbing alcohol is a cheap and readily available weed killer.
  • It is relatively easy to use – simply pour or spray your solution on the weed leaves.
  • It works quickly, so you will see results within a few hours.


  • Rubbing alcohol only kills the tops of weeds, so they can regrow quickly if the roots are still alive.
  • It is not selective, so it will kill any plants that it comes into contact with – including your valuable flowers and vegetables!
  • It can be harmful to humans and animals if ingested, so take care when using it around children and pets.

So, there you have it – the pros and cons of using rubbing alcohol to kill weeds. As you can see, it does have some advantages, but there are also some potential risks to consider. Weigh up these factors before deciding whether or not this weed-killing method is right for you.

Alcohol Weed Killer Solution

spraying weeds in garden
Image credits: Wega52 via Canva

To kill weeds with rubbing alcohol, first mix 1 part rubbing alcohol with 2 parts water in a spray bottle.

Then, simply spray the mixture on the leaves of the weed until they are completely saturated. The alcohol will penetrate the leaf and kill the weed within 24 hours. Apply the mixture on a sunny day for the best results.

For larger weeds, you may need to increase the ratio of alcohol to water. Always test the mixture on a small area of the weed before applying it over the entire plant.

You Accidently Sprayed Your Plants with Rubbing Alcohol. Now What?

Image credits: Greg Daines via Unsplash

If you accidentally spill rubbing alcohol on your plants, don’t despair! There are a few simple steps you can take to revive them.

First, gently remove any leaves or stems that seem to be affected. Next, rinse the plant with clean water to remove any residual alcohol.

Finally, give the plant some extra TLC by misting it with water and placing it in a bright spot. With a little care, your plant will soon bounce back!

In Summary

In conclusion, rubbing alcohol is a great weed killer that you can use to get rid of those pesky plants without harming the environment. Not only is it effective, but it’s also affordable and easy to use.

Do you have any tips or tricks for using rubbing alcohol as a weed killer? Let us know in the comments below!