Does Vinegar Kill Weeds Permanently?

Every gardener understands how hard the struggle to try to kill the weeds and keep gardens under control.

Many countless numbers of chemical weed killers and other concoctions are available for you to put on your garden. You can even use some hard work and make use of all the gardening tools you have accumulated for weed control.

If you don’t want to use toxic chemicals, and you want a more relaxed way than doing it manually. You may wonder does vinegar kill weeds permanently as they make out it does.

Vinegar as a Weed Killer

Vinegar as a weed killer can help keep weeds at bay, yet there is more to it than just dousing weeds and hoping they will die.

Here you can learn all you need to know, and you will see how to kill weeds growing where you don’t want them.

What is Vinegar Exactly?

When searching for effective ways to kill weeds, vinegar, and the various kinds begin to show themselves.

The stronger your vinegar is, then the more potent your natural weed spray will be.

With all good things, you ought to take some caution because high concentrations can burn your skin.

Types of vinegar:

  • White Vinegar 3 -5%
  • Malt Vinegar 3 -5%
  • Apple Cider vinegar – reduced to 5% acidity for table use
  • Pickling Vinegars – 18% acidity
  • Horticultural vinegar – up to 20% acidity

Acetic acid is the active ingredient of vinegar, and once it reaches more than 11% concentration will burn skin and can lead to eye damage. Once you reach over 20%, acidity, the level of acid can damage concrete and some metals.

It is a good idea to wear protective clothing and goggles.

Bragg Organic Raw Unfiltered Apple Cider Vinegar with The Mother, 128 ounce

How Long Will it Take for Vinegar to Kill Weeds?

Reaching this far, you will begin to know, will vinegar kill weeds, and can it do permanently?

Along with this, is how long does it take to kill weeds with vinegar? Will vinegar kill the roots? And, does vinegar kill grass?

If you have some areas of stubborn Bermuda grass, you can spray vinegar weed killer in the afternoon, and within a couple of hours, you can begin to see signs that you are killing grass with vinegar.

However, this works for all grass, so spraying weeks on your lawn isn’t the best solution.

Even while you find vinegar kills weeds, they will, unfortunately, grow back after a while. Therefore, for using vinegar to kill weeds on a permanent basis, you need to delve a bit deeper.

How to Kill Weeds with Vinegar?

In this section, you will find what kills weeds permanently. It is nothing drastic, and you can purchase all the items from the grocery store.

Killing weeds is simple with this natural weed killer, although, you need to understand, it will kill anything else, and it can stop things growing in the future.

The three ingredients to make homemade weed killer are:

  • Vinegar
  • Table salt
  • Dish soap

You may think you need rock salt or another more reliable type, however, regular cheap salt is suitable.

Likewise, your dishwashing soap can be cheap as this is just there to break surface tension and help the vinegar and salt solution to stick to the leaves.

Weed Killers for Areas to Replant

If there are areas you need to keep planted, or you wish to replant later, you can add your vinegar to a sprayer and a few drops of your liquid detergent.

Make sure the day is hot and spray the patches of weeds until they are thoroughly saturated. If you have good plants, you wish to keep, avoid spraying these and don’t worry about the vinegar reaching under the soil.

Vinegar doesn’t harm the soil or anything below it. This can help with weed control as long as you keep on top of your weed outbreaks. It is also a much cheaper alternative to the expensive commercial options.

Weed Killers for No Plant Areas

If you have areas where you will never grow anything, such as pathways or driveways, this does make the ultimate form of weed killer you can make. While the vinegar works in the same manner as above, the salt changes the composure of the soil.

This prevents anything from growing in the future. It could wash away with lots of heavy rain, yet this will take years to revert, and for this reason, never use it close to your lawn, flowers, or vegetables.

  • Add 1-gallon of white vinegar into a plastic bucket. You can use 5% vinegar, but if you have stronger, then use that, although the results will still be the same.
  • Add 2 cups of plain salt. Stir until all the salt has dissolved.
  • Once it has all dissolved, add one tablespoon of your liquid dish detergent to help the solution stick to the weeds leaves.
  • Take a funnel to add the vinegar, salt, and detergent mix to a plastic spray bottle.
  • Shake well before use to make sure it is all dissolved.

Once it is mixed together, just spray your weeds as you did above. In addition, you can soak the surface of the soil as the salt will work fast and help kill the roots of your weeds.


Before reaching here, you were wondering if vinegar was capable of killing weeds on a permanent basis. It is a bit of a yes and no answer because weeds will come back with vinegar alone.

However, once you add salt, then there is a permanent effect of this fantastic way of controlling weeds and troublesome grasses where you don’t wish to have them in your garden.

One other benefit of using these methods are you are taking care of your weed problem using organic methods rather than toxic chemicals.

Read more Weed Killer Guides

Does Vinegar Kill Weeds Permanently

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