Know How To Remove Mold From Walls In 7 Easy Ways

The last thing that you want on your wall is a mold – growing and expanding like its own. Not only is it healthwise harmful, but if not treated in the long run, it could damage your walls as well. So, how to remove mold from walls? Experts suggest multiple ways – from vinegar to tea tree oil cleansing. But are all of them good enough? Or which one must you apply?  

This post will answer all your queries. From why molds are happening to how to remove those at home to prevent them from coming back – we have you covered. 

Why do your walls have molds?

Before you figure out how to remove mold from walls, you must find out why it is happening in the first place – 

The key reason behind the growth of molds is the lack of ventilation in the concerned area. What happens is that when water gets onto the walls, and they do not dry out, the humidity is excessive, and mold formation starts. So basically, it is the excess of moisture that is not drained out well in time. 

For the record, the warmer and more humid a place is, the greater the chances of mold formation. Also, at times, if there is condensation on windows, that could lead to a set of damp patches. This enhances mold formation as well. 

How to remove mold from walls in various ways?

Here are some ways that will help you get rid of the molds from the walls – 

For starters – whichever method you try out, here are a couple of things that you will require handy – a pair of protective goggles, scrub brush, rubber gloves, and utility knives. 

Tiled walls 

You don’t want your tiled walls to look musty! Here are the tricks to remove molds – 

Image Credit: The Today Show

1. Chlorine bleach 

Wondering how to remove mold from walls correctly by using chlorine bleach. Here’s the trick – 

  • Combine 1 unit of bleach with 3 units of water and let the concoction sit on the wall for 20-30 minutes. After that, scrub it off your walls. Repeat the process twice for best results. 
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2. Distilled vinegar and Baking soda 

Multiple studies show that distilled vinegar can penetrate the molds and wipe it out from the root, while baking soda is a natural disinfectant. When you combine them – the result? A disinfectant that completely removes the mold from the walls – 

  • Combine 1 unit of baking soda with 2 units of vinegar and 2 cups of hot water. Shake the combo well, spray it on the affected area, and leave it on for 30 minutes. Assuredly, the molds will leave the tiled walls like they never existed! 

Wallpapered or painted walls 

Since you don’t wish to ruin the paint or the wallpaper, here’s what to do – 

how to remove mold from walls
Image Credit: Oh So Spotless

3. Borax Vinegar combo 

For those with wallpapered walls, wondering how to remove mold from walls – the vinegar-borax combo is a great way out! 

  • Combine a cup of borax with 1 gallon of hot water (the usual hot, not the boiling one) and put the combo in a spray bottle. Let the blend stay on for 10-15 minutes, and scrub it off with a brush. Allow it to dry. 

4. Tea tree oil solution 

Essential oils are of great help, even when it comes to removing fungal growth. Tea tree oil, thanks to its anti-bacterial properties, is a great way to remove molds. How to use it? Here’s how – 

  • Add 2 units of tea tree oil to a cup of water and shake it well. Spray it on the mold-filled walls and let it stay for 10 minutes. After that, scrub it off with a clean cloth. 

5. Grapefruit seed extract 

The last trick to try out for those asking how to remove mold from walls is scrubbing it off with grapefruit seed extracts. The citric acid component in grapefruit seed extract acts as a disinfectant. The correct way to use it is – 

  • Pour 10 drops of grapefruit seed extract into a cup of water and shake it well. Spray it on the mold and let it stay for 10-15 minutes. After that, you can scrub it off with a cloth. Repeat this process 2-3 times up to a week or a fortnight to prevent the molds from growing back. 
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Concrete walls 

Wondering how to remove mold from walls if they are made of concrete? Here’s the way out – 

Image Credit: Vecteezy

6. Hydrogen peroxide solution 

For the uninformed, hydrogen peroxide comes with multiple benefits; it is anti-bacterial, anti-viral, and anti-fungal. Naturally, as you can see, molds are its biggest enemy. When you combine hydrogen peroxide with distilled vinegar, naturally, you have the best combo to remove those molds off the concrete walls – 

  • Combine 3 units of hydrogen peroxide with 3 units of distilled vinegar and spray the solution on the mold-laden wall. Keep it for 10-15 minutes, and use a brush to scrub it off the wall. 

Figure out which wall requires what kind of treatment and go ahead and try it out. 

How to prevent it from happening again?

Now that you have found out how to remove mold from walls – you will surely get the things in place and prep your walls for the wash. However, there’s a question that lingers – what if it comes back? In that case, we will give you some handy tips to ensure that those molds do not make a home on your wall. You must – 

Tip 1 – Allow ample ventilation in those closed spaces. Ensure that the sun’s rays make it through. If required, use an air dryer or humidifier to remove the excess moisture. 

Tip 2 – There’s a chance that molds are growing in your house due to a consistently low temperature. Ensure that your house’s temperature is always above 15 degrees Celsius. 

Tip 3 – The last thing to check out is whether your house has any leaking pipes. Check your pipeline system and your roof so that water does not drip from any corner. 

If you manage to follow these 3 tips, that will automatically ensure that molds do not make a comeback to your home! 

Parting thoughts 

Assuming you have read this article well, you now know how to remove mold from walls, and whichever technique suits you best, you may apply the same. Having said that, before trying out any method, always conduct a patch test to ensure that there are no massive adverse effects of the method you intend to try out. If you liked this article and are looking for more of this type of homely tricks, keep following this website.