What Does Mold On Carpet Look Like? All You Need To Know

Helen Skeates
Helen Skeates
21 min read

Mold on carpet can be difficult to spot, so we’ve put together this guide to help you figure it out and get rid of it as quickly as possible. It’s not a laughing thing to get mold on your carpet, and it’s a certainty that you don’t want to encounter it.

Mold isn’t simply a nuisance; it’s also a health hazard. If you don’t want to deal with the smell, it’s also dangerous to your health. Because of this, you need to know what it looks like, how you may prevent it, and how to get rid of it if it occurs.

Identifying Mold On A Carpet

Mold development can be detected by keeping an eye out for obvious symptoms and smelling your carpet for unusual odors. Always be on the lookout because you may not be able to see all of the warning signs at once.

How To Deal With Carpet Mold

Visible spots of mold growth

Your carpet may have mold growing in it, but it isn’t always obvious. It often develops beneath your feet or in places you can’t see. As a result, when inspecting your carpet for signs of mold, be sure to look at both sides of the carpet.

Seeing green, black or white patches on your carpet indicates that it is time for a new one. Get rid of it as soon as possible before it becomes a health risk. To assist you identify the type of mold you find in your carpet, we’ve put up this guide to the colors and types of mold.

Carpet mildew

Mold development can be detected by any deterioration or coloring in your carpet that resembles mildew. Keep an eye out for any unusual changes in your carpet to prevent more harm from occurring.

Stains and foul odor

There are numerous reasons for carpet stains. The most common source of mold formation is water stains. If you notice a musty odor in your home, there’s a good probability mold is developing there, so conduct an instant inspection.


Mold can pose a health risk, as well. It is a good idea to inspect your carpet and other areas of your home for mold growth if you begin to suffer from allergies.

Preventing Carpet Mold Growth

When it comes to dealing with mold, there is no better strategy than preventing it from forming in the first place. It is best to avoid creating an environment that encourages the formation of mold. As a precaution, here are some suggestions.

1. Regulate indoor humidity

Controlling humidity in the air is easy with a dehumidifier. Mold can’t develop in humidity levels between 30 and 60 percent, according to the EPA.

2. Avoid standing water

Clean up any spills or leaks as soon as they occur. Standing water is a breeding ground for mold and may quickly destroy your carpet. Your carpet will most likely need to be replaced if it has been saturated for a long period of time.

3. Do not install carpets in damp areas

Even while it may look nice, it’s not a good idea to put carpeting in your bathroom or other wet rooms.

Cleaning should be done with extra care.

Dry cleaning is preferable to wet cleaning for carpets. If your carpet comes into contact with water, be careful to properly dry it and remove any remaining moisture.

5. Install high-quality padding

Anti-microbial qualities are now available for carpet padding. Solid rubber-slab cushioning may be a little more expensive than other padding options, but it’s worth the extra cost. ” Mold growth can be halted by using this method, which is especially effective in humid climates.

Getting Rid Of Mold In Carpet

It is imperative that you deal with mold as soon as possible if you fail to protect your carpet from it. Fortunately, if the growth isn’t too bad, you can take care of it yourself with household supplies.

Around 82% of mold may be killed with vinegar. It’s extremely acidic, and as a result, it’s destructive. Aside from that, it’s completely risk-free, simple, and won’t put you in any real danger.

Before applying diluted vinegar to the carpet, the carpet must be completely dry. It’s fine to use undiluted vinegar in circumstances where there is a lot of mold. Open the windows and doors so that the scent doesn’t spread throughout the house.

If the mold is out of control, you can call in an expert to help. Severe mold infestations can be handled by professionals. However, in most circumstances, you’ll need to get rid of and replace the carpet that’s been harmed.

Read this tutorial if you’ve found mold or mildew in your carpet and want to know what you can do to remove it.

Is Carpet Mold Dangerous?

Natural fungi such as mold can flourish both indoors and out. However, doing so indoors can be hazardous to your health.

Depending on the type of mold, you may have a number of negative health impacts, or none at all. Some people will have no reaction at all, while others may have severe reactions. Those who are allergic to mold or have weakened immune systems are at risk of developing interior infections as a result.

According to a 2004 research by the Institute of Medicine, there was enough evidence to link mold to respiratory tract illnesses. In healthy persons, coughing and wheeze were common. People with asthma were also more likely to have asthma attacks, according to the study.

It is extremely harmful because we are exposed to it on a regular basis. Our health is even more at risk if the damaged carpet is located in the living room or bedroom, due to the chemical interactions in mold cells.

How to Identify Carpet Mold

Detecting mold in carpets isn’t always easy because it isn’t always evident on the carpet’s surface. These are only a few examples:

  • It is possible for mold to form on fibers if the environment is dark, but this is rare. Don’t forget about the padding when inspecting for mold under the carpet.
  • In carpets, mildew is often the first sign of a more serious issue, such as mold. The color is the most obvious method to tell them apart. When it comes to mold and mildew, the latter is always white.
  • In the event of water damage, mold growth can begin within 24 to 48 hours, thus time is of the essence.
  • A musty, unpleasant, or sour smell is one of the most common signs of mold growth. Mold can also cause discoloration or stains. If you want to know for sure, you can hire an expert to conduct a test sample.

Don’t give up hope! Fortunately, there are methods for restoring your carpet to its former glory. In this article, we’ll go over a handful of them with you.

Signs that Your Carpet has Mold - Dan Dan The Carpet Man

How to Remove Mold from Carpet Naturally

Even if you don’t want to use harsh chemicals, you can remove mold from your carpet. This may be the best option for you if you have children or animals. Baking soda, vinegar, and some fresh air are all you’ll need.

1. Inspect Your Carpet

If you’re unsure whether or not you have mold, check out the information above. To find the mold, you’ll need to look a little closer. The fibers, perhaps? Possibly in the sandbags Look for any and all signs of mold in the carpet as a whole.

2. Ventilation is Key

Moisture, obscurity, and warmth are the three conditions necessary for mold to thrive on organic matter. A fan or window open will help to minimize the humidity in the space. The unpleasant odor will also be reduced as a result of this. You May Also Enjoy

3. Sprinkle with Baking Soda

For mold to flourish, water is a vital ingredient. This is why it’s so important to get rid of it.

Moisture absorption and odor reduction are two of the many benefits of baking soda. Overnight, apply a liberal dose to the troubled area and let it sit. Use a vacuum to remove the baking soda the next day.

You can use cat litter as a substitute because it is quite good at absorbing liquids.

4. Finish off with Vinegar

Mold stains can be removed with vinegar, which is a multipurpose product. It won’t eliminate all molds, but it will get rid of the majority of them. Vinegar can also be used as an inexpensive and healthy substitute for chemicals.

The use of vinegar near hardwood flooring should be taken very seriously. Vinegar has many advantages, but if not used properly, it can damage hardwood.

Preparation is key, so prepare a spray bottle of vinegar and a sharp brush. Rinse and scrape the surface with a thin application of vinegar To remove any remaining moisture, use a blow dryer or fan.

How to Clean Mold from Carpet Using Chemicals

Chemicals are your only option for permanently eliminating mold. If you think it’s necessary, you could even hire an expert to assist you.

Using the techniques outlined above, begin by sanitizing your carpet. Then try one of these options:

Use an Anti-Mold Treatment

Most hardware and supply stores have anti-mold cleaners. Sites like Amazon and Home Depot also provide a wide range of options.

It is important to select a product that will not damage carpets. Carpet can be damaged or stained by a substance intended for the kitchen or bathroom.

Concrobium’s Duo Blast is one of our favorites. Mold and mildew, as well as the stains they leave behind, are easily removed using this system’s two formulas.

Special products are available if your carpet is in a close position and you want to avoid future mold growth. Encapsulates or “mold-barriers” are the terms for these. Mold can’t grow in the carpet because of the thin layer they leave behind.

A homemade mold-blasting solution can also be made from bleach and water. Bleach half a cup of water with color-safe bleach.

Because bleach is involved, it’s a good idea to do a spot test first.

Anti-mold treatment should be used in accordance with the directions. Leaving bleach on a stain for more than a few minutes can cause it to become permanent. Repeat as necessary with a stiff brush and a blotting sheet.

Carpet Cleaning Product

Mold and mildew stains and odors can be removed by professional carpet cleaners. At any home improvement, hardware, or supply store you can find these items. Amazon and Home Depot both have a large range of options.

Be cautious, though, and only use products that are safe for your carpet before making a final decision. This should be examined because carpets aren’t all the same. In the product description or the label, you’ll find all the information you need.

The ZEP High-Traffic Carpet Cleaner is one of our favorites. Stains and smells are broken down by enzymes.

Follow the manufacturer’s instructions for proper use of the cleaning product. There are products that need to sit for a period of time, while others may require rinsing.

Apply Chlorine Dioxide

Mold can be effectively removed with chlorine dioxide. Mold removers frequently contain this ingredient as well. However, be aware that the chemicals might stain carpet when used incorrectly.


Before putting it to use, we strongly advise you to do a small-scale test region. Before making a decision, follow the instructions and wait for the place to dry completely. Using a wet/dry vacuum to remove some items is necessary.

Rent a Steam Cleaner

Mold may be killed and removed with steam cleaners because of the high temperatures they produce. You can rent a steam cleaner from your local hardware shop if you don’t have one.

After steaming the carpet, use a blow dryer or fan to dry it. When there is a lot of moisture in the air, new mold might grow.

Be Aware of

Leave It to the Professionals

If you’re feeling overwhelmed, it’s probably wise to get the assistance of a professional. Mold in your carpet can be identified and treated by professional carpet cleaners. They also have the necessary tools and chemicals to get rid of the mold at the root.

Dry ice blasting is commonly used by professionals. Dry ice, a solid form of carbon dioxide, is applied to the affected area using a pressured machine.

If you’ve exhausted all of your other options, you may want to consider this.

There isn’t much further you can do if you’ve attempted the ways listed above and still notice mold. If the carpet is afflicted with mold, you’ll have to get rid of it.

The exception to this is if the problem is limited to one or two square feet. If you’re unsure, you can also leave it to the specialists.

Pre-cut the carpet by measuring an additional 12 inches on all sides before you begin cutting. As a result, there will be no more mold.

How to Prevent Carpet Mold

Preventing mold is the greatest method of dealing with it. To avoid mold in the future, follow these guidelines:

1. Increase Ventilation

Mold and mildew can be kept at bay by increasing ventilation throughout your home. Open the windows during the day to let fresh air in if you’re in a carpeted room. If possible, we recommend spending at least two hours a day on this activity.

Consider the weather before venturing outside.

2. Use a Dehumidifier

Controlling humidity in a room is easy with a dehumidifier. To keep the device dry, face it toward the carpet. Run it at night to get rid of the moisture in the air.

Place a fan next to the dehumidifier in order to circulate dry air over the carpet.

3. Treat Sources of Moisture

Treat areas that are susceptible to moisture. Anti-moisture polyethylene sheeting could be useful in small spaces between carpet and floor. Because the plastic prevents water from getting through, this will keep the area dry.

Vents, upholstery, and closets should also be checked for mold. Staph infections can quickly spread via the air in your home.

4. Vacuum

Even if the developing mold has been removed, the fibers may still contain spores. You can keep mold at bay by vacuuming on a regular basis.

Dangers of Mould Infestation in Your Carpet - BOAS Cleaning

When dealing with a considerable amount of mold, a HEPA-filtered vacuum is the best option. Small particles are trapped in a specialized vent, which keeps them from contaminating the air. The Shark Navigator Upright Vacuum has a HEPA filter, which traps 99.9% of allergens.


Is moldy carpet dangerous?

Inhaling mold can produce a runny nose or headache, and even hair loss. Asthma and COPD patients are particularly vulnerable to the dangers posed by mold. Dermatitis, a form of skin rash, can develop if mold is present in your carpets.

What kills mold on carpet?

Make a solution of vinegar and baking soda. Mold may be killed, and the musty smell in the carpet may be reduced as a result.

Is black mold on carpet dangerous?

A toxin-producing black mold can spread through the home when it feeds on moist drywall, carpets and insulation or subfloors. A wide range of unpleasant and even hazardous symptoms can result from ingesting or inhaling these spores.

Can mold grow on carpet padding?

Mold can form on both the carpet and the padding beneath it if the padding is wet for any reason. In some circumstances, the padding and the carpet may need to be replaced.

Can moldy carpet be saved?

Choose a mold remediation professional who has a lot of experience and is well-versed in the many varieties of mold and how to eradicate them. After the mold is eradicated, you’ll need to remove the carpet and replace it with a fresh, clean one.

What color is mold on carpets?

In advanced stages of growth, carpet mold can be seen on the surface. Green, white, or black spots are the most common visual indicators of carpet mold. If you can see mold growing on your carpet, there is probably a lot of mold in your home.

What is the black stuff under my carpet?

Filtration soiling is one of the most common causes of black stains on your carpet. As the air passes between your floors and walls, soot and grime particles are carried along with it. As a clearing out, your carpeting attracts dirt particles to the surface.

What does white mold look like on carpet?

The white dots on a surface are actually colonies of white mold. At first inspection, they may appear flaky, powdery, stringy, or filmy. Early stages of mold might look like mildew, too.

How do you get rid of mold in carpet naturally?

Baking soda and white vinegar can be an excellent mold-killing solution for eco-conscious homes. Moldy fungal scents can be eliminated by using baking soda and vinegar, as well. Sprinkle a substantial amount of baking soda on the carpet if you have mild mold concerns.

Does black mold look green?

Is it harmful to breathe in green mold? Black mold is not the only mold that is dangerous to humans and animals. Despite the fact that black mold appears to be more deadly, its green version is just as likely to create health concerns.


Adding carpets to the floor is an excellent way to spruce up a room. They have a pleasant appearance, but because of their sensitivity, you must exercise particular caution when near them. When not properly cared for, they are extremely susceptible to mold growth.

You’re better prepared to have carpets installed in your home now that you know what mold on carpet looks like and how to prevent and remove it. Make sure to deal with mold as soon as possible because it’s a serious problem.

Helen Skeates

Helen Skeates

Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book. It has survived not only five centuries, but also the leap into electronic typesetting, remaining essentially unchanged. It was popularised in the 1960s with the release of Letraset sheets containing Lorem Ipsum passages, and more recently with desktop publishing software like Aldus PageMaker including versions of Lorem Ipsum.