Mold is a fungus that can grow in many places, both indoors and outdoors. There are many types of mold, but the one we are most concerned about is black mold. Black mold can cause a variety of health problems, so it is important to be able to identify it if you suspect you have a problem with it. In this guide, we will discuss what black mold smells like and how to get rid of it.

What is black mold?

Black mold is a greenish-black fungus that grows in damp, dark places. It has a fuzzy appearance and can be found growing on wallpaper, carpet, insulation, drywall and other surfaces.

Mold spores are present in the air all the time. However, if the conditions are right — warm temperatures and high humidity — they will latch onto surfaces around your home and start to grow.

What does black mold smell like?

If you suspect you have black mold lurking somewhere in your house, there’s an easy way to tell: just follow your nose. Most types of black mold have a strong musty or earthy smell. The smell can also be described as stale, rotting, or wet.

If the room is properly ventilated, you may be able to detect this odor from outside the door or from another room entirely. If not, opening the door should allow you to sniff out the problem.

Black mold has a very distinctive odor, so it will be easy to identify whether you have a problem with black mold in your home. The smell is usually described as being earthy, but musty and damp are also commonly used words.

If you notice this smell in your house, you need to check for visible signs of mold growth, such as discolored walls or small patches of dark spots. Dark spots on the ceiling or walls can mean that there is a leak somewhere in your home that is allowing moisture to collect around the area. That moisture attracts mold spores, which then grow into colonies.

You also need to check for other symptoms that could indicate black mold growth in your home. If anyone in your family has unexplained allergies or asthma attacks, this could be caused by the presence of black mold in your home. Another symptom of black mold exposure is irritation of the eyes and nose, which can cause coughing and sneezing.

Do other mold types smell?

Not all kinds of mold have such a distinctive odor as black mold does. In fact, some types don’t smell like anything at all. Other types of mold that are common in homes, such as Aspergillus or Penicillium, have a musty smell.

If you think you might have a mold problem in your home, it’s important to get it checked out by a professional. Some molds can cause health problems, especially for people with allergies or asthma. So it’s important to be able to identify mold, and know when it’s time to call in the professionals.

If you’re not sure whether you have a mold problem, here are some signs that you might:

  • You can see mold growing on walls, ceilings, or furniture.
  • There is a musty smell in your home.
  • You have allergies or asthma, and they seem worse than usual.
  • You’ve had recent water damage in your home.


Frequently Asked Questions

How can you tell if you have toxic black mold?

If you are exposed to black mold toxins, you may experience a variety of symptoms, including coughing, sneezing, watery eyes, skin irritation, and headaches.

Can I stay in my house with black mold?

If the black mold is not too severe, you may be able to stay in your house as long as you take precautions, such as wearing a respirator and gloves.

What should I do if I have a black mold infestation in my home?

If you have a black mold infestation in your home, it is important to take steps to remove the mold and fix the underlying water problem.

Is black mold harmful to pets?

Yes, black mold can be harmful to pets. If your pet has been exposed to black mold, take him to the veterinarian immediately.


Black mold is a type of fungus that can be found both indoors and outdoors. It’s typically black or green in color, and it grows in colonies. Black mold can cause a number of health problems, so it’s important to be able to identify it.

One of the most common ways to identify black mold is by its smell. Black mold often has a musty, earthy odor. If you think you may have black mold in your home, do not hesitate to call a professional for help. Ignoring the problem could lead to serious health complications.