How to get rid of white mold on plants is crucial knowledge you need to have if you’re a gardener or farmer. Not only does white mold, also known as powdery mildew, affect your plant’s health and lifespan, but it can also spread to other plants easily since it’s highly contagious.How to Get Rid of White Mold on Plants

In this post, we’ll be discussing the different methods you can use to remove white fuzzy mold from your plants, so without further ado, let’s get started.

How To Get Rid of White Mold From Your Plants?

To get rid of white mold from plants, use a mixture made out of neem oil, baking soda, vinegar, or even using mouthwash solution. You can also use a cow milk mixture or spray some fungicide to get rid of the problem.

– Using Neem Oil Mixture

Neem oil is one of the top natural ingredients you can use to eradicate unwanted bugs and pests. Thankfully, it’s an active ingredient against powdery mildew as well. Plus, it does no damage to your plants, soil, or the environment.Neem Oil Mixture for White Mold

To create the antifungal spray that’ll help you to be free from powdery mildew, all you have to do is first get a small container and pour two teaspoons of neem oil into it. Then, take half a gallon of water and pour it into the container of a bowl and mix it with the oil. In this, you should also include a few drops of mild dish soap into the mixture to help hold the entire solution together.

Then, get a bottle with a spray top and pour the mixture into it and shake the bottle to mix and dissolve the solution properly. Spray the mixture directly on the powdery mildew and other susceptible plants, and allow it to dry.

You should now observe the plant for a few days to determine if the mixture is effective and good for your plant’s health and see its growth; then, the mixture can be applied to the plant directly if the mold is on your plant as well. Make sure to apply the mixture at dawn, i.e., before the sun is out, or when the sun sets.

– Using Baking Soda Solution

Another remedy you can use to eradicate powdery mildew is baking soda spray. This baking soda method will eradicate and prevent white mold without having an adverse effect on your houseplant soil.

To use baking soda mixture, begin by adding half a gallon of water into a bowl, and measure and pour one tablespoon of baking soda into the water in the bowl. Then, pour half a teaspoon of liquid soap, dish soap, or any other similar liquid into the mixture.

Mix the entire solution, pour it into a bottle with a spray top, and shake it vigorously to mix it properly. Now that it’s one mixture, you can spray the solution directly on the powdery mildew. You can also target and spray it on your plants if the mold is on your plant and let it dry and observe its effectiveness.

You can repeat applying it until you can no longer see any mold on your soil or plants. If there’s no positive effect after using the solution for a while, you can include some potassium bicarbonate in the mix and apply it to the mold. Then again, check the plants’ growth and the new solution’s effectiveness to determine whether or not you should continue using it.

In this case, you must also opt to be on the safer side, and refrain from applying the solution to your plant’s root or soil until you determine that it’s good for your plant and won’t affect its growth. During summer, apply the mixture every three weeks, especially if you’re applying to houseplants, and you will see how the issue will clear up in such a short time.

– Apple Cider Vinegar Solution

Apple cider vinegar is a household antifungal item many people are familiar with, and it’s effective against powdery mildew. Not only will this component stop the growth of mold, but it’ll also eradicate it completely.Apple Cider Vinegar Solution for White Mold on Plants

To begin preparing the solution, get a container or bowl and pour one and a half tablespoons of vinegar into the container be keen that you’re not using industrial vinegar, as it can impact your plants negatively.

Take half a gallon of water, pour it into the bowl, mix it with apple cider vinegar, and get a bottle with a spray top and pour the mixture into the bottle. Then you should spray the solution on areas impacted by powdery mildew.

Notice, that if you’re unable to get apple cider vinegar, or you may also opt to be using white vinegar instead. However, keep in mind that white vinegar is somewhat stronger than apple cider vinegar, so you may want to first carry out a patch test on a leaf to determine the right amount to use.

In this case, if you check that the leaf isn’t affected in any way, you can spray the white vinegar mixture on other parts affected by the mold, then make sure to carefully observe the effectiveness of the apple cider vinegar spray and how it affects your plant. On the other hand, if it’s being effective and showing results, then you can apply it until the mold goes away and keep applying it afterward to prevent powdery mildew from occurring again.

– Use Ethanol-Based Mouthwash

Another powdery mildew killer you can try is a mouthwash with ethanol in it. This type of mouthwash is very active against powdery mildew but can also be harmful to your plants if not used in the right dose. Therefore, properly utilize the steps below to create this homemade spray and keep your plants safe.

For this approach, try to get a bowl, pour one part of mouthwash into the bowl, add three parts of water, and mix the solution properly. You are now ready to spread or spray the mixture to the affected spots in small amounts and make sure not to oversaturate them. Also, use the solution sparingly, as applying too much can burn your plant’s leaves and be dangerous for new plants.

– Spray Some Cow Milk

Different from some of the options mentioned above, cow milk mixture is safe to your plants, regardless of the amount applied. To make things better, it’s supper effective against powdery mildew thanks to its antifungal properties.Spraying Plant with Cow Milk

Your plants won’t suffer from any side effects, and you can apply it until the mold is completely eradicated. To begin removing white fungus on plants home remedies using milk, measure water and milk with a 60:40 ratio, pour both elements into your bowl, mix both components thoroughly, and pour them into a bottle with a spray top.

Shake the bottle vigorously to make sure both components are properly mixed, and then you can spray the solution on the areas with mold, including the plant’s leaves. After doing so, you can allow the solution to dry in a spot where the plant can access direct sunlight.

Continue to repeat the process until the mold is completely removed, and your plant is back to its original state. You can also remove infected leaves if they’re dying while the remaining part of the plant seems to be healing.

– Using Fungicide

While fungicide isn’t as natural as some of the options we’ve discussed above, they are effective and can help save your plants from powdery mildew. Also, regular fungicides can help prevent mold, so you don’t have to work on the white fungus on plant stems with fungicide.White Mold Fungicide

All you must do is get an organic fungicide and spray it directly on the mold. Then, you should apply it to your plant’s stems and leaves as well. Make sure the product that you purchase is one that won’t leave a negative impact on your plants or potting soil.


We hope the methods explained above have answered any questions you may have on how to get rid of white mold on plants soil and how to get rid of white spots on plants. Here we have some important notes to remember when trying to eliminate white mold from your plants:

  • Be careful when using a mouthwash mixture to control powdery mildew, as too much mouthwash can cause your leaves and plant to burn.
  • Make sure always to apply your solution early in the morning.
  • Never use industrial vinegar as it contains more acid components than cleaning vinegar, like apple cider vinegar.
  • Make sure to observe how the solution affects your plant before you decide to continue using the solution.
  • Once you’ve been able to eliminate the white fungus on indoor plants, consider putting your plants in places where they can get proper air flow, cool air, and appropriate sunlight.

Humid temperatures, insufficient airflow, and poor air circulation are some of the factors which allow the white stuff on indoor plants to prosper, so you wisht to keep your plant away from them as much as possible to have beautiful plants.

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