How to Remove Mold From Walls Using Cheap Household Items

Mold on walls is a common problem in many homes, especially in areas with poor ventilation or high humidity. It doesn’t just look bad, it can cause unpleasant smells and damage your walls if ignored. The good news? You don’t need expensive chemicals or professional cleaners to deal with it.

In this guide, you’ll learn simple, affordable, and effective ways to remove mold from walls using items you likely already have at home.

Why Mold Grows on Walls

Mold thrives in moist, dark, and poorly ventilated areas. Common causes include:

• Leaking roofs or pipes

• Condensation from poor airflow

• Bathrooms without windows or exhaust fans

• Damp bedrooms and basements

Understanding the cause helps prevent mold from coming back after cleaning.

Before You Start: Safety First

Even household solutions should be used carefully.

Do this before cleaning:

• Open windows and doors for ventilation

• Wear gloves

• Avoid mixing cleaning products

• Keep children and pets away

1. White Vinegar (Most Effective & Cheap)

White vinegar kills most mold types and prevents regrowth.

What you need:

• White vinegar

• Spray bottle

• Soft brush or cloth

How to use:

1. Pour vinegar into a spray bottle (undiluted)

2. Spray directly on the mold

3. Leave for 1 hour

4. Scrub gently

5. Wipe clean with water

✔ Best for painted walls and bathrooms

2. Baking Soda (Gentle & Safe)

Baking soda removes mold and absorbs moisture.

What you need:

• Baking soda

• Water

• Spray bottle

How to use:

1. Mix 1 tablespoon of baking soda with water

2. Spray on affected area

3. Scrub gently

4. Wipe clean

✔ Ideal for light mold and regular maintenance

3. Hydrogen Peroxide (For Stubborn Mold)

Hydrogen peroxide is antifungal and antibacterial.

What you need:

• 3% hydrogen peroxide

• Spray bottle

How to use:

1. Spray directly onto mold

2. Leave for 10–15 minutes

3. Scrub and wipe clean

✔ Works well on bathroom and kitchen walls

4. Lemon Juice (Natural & Fresh Smell)

Lemon juice kills mold naturally and leaves a pleasant scent.

How to use:

1. Apply lemon juice directly to mold

2. Leave for 30 minutes

3. Scrub and wipe clean

✔ Best for small patches of mold

5. Soap and Warm Water (Quick Fix)

For very mild mold stains.

How to use:

1. Mix dish soap with warm water

2. Scrub the area

3. Dry thoroughly

✔ Good for painted walls

How to Prevent Mold From Returning

Cleaning alone is not enough. Prevention is key.

Simple prevention tips:

• Open windows daily

• Use exhaust fans in bathrooms and kitchens

• Dry walls after showers

• Fix leaks immediately

• Use moisture absorbers or charcoal bags

When to Call a Professional

DIY methods work for small to medium mold patches.
Seek professional help if:

• Mold covers large areas

• Mold keeps returning

• Walls feel soft or damaged

Final Thoughts

Removing mold doesn’t have to be expensive. With vinegar, baking soda, or hydrogen peroxide, you can restore your walls and keep your home fresh, all on a budget.

Consistent cleaning and proper ventilation are your best defense against mold.