Did you know that there are different types of mold is present in about 70% of houses? Whether it’s visible or hidden within the structure of your walls, it’s something that needs to be addressed immediately.

In this guide, we’re going to be looking at the different types of mold that you need to watch out for. We’ll also be looking at the signs that you may be suffering from internal mold infestation, as that’s worse than the visible stuff.


indoor mold

Mold is an ever-present entity regardless of a person’s location. This family of fungi, whose spores are in the air all around us, can be classified into three distinct types; allergenic, pathogenic, and toxigenic molds. Alternaria, an allergenic mold, is a common cause of allergies, sinus infections, and other upper respiratory issues in humans.

It is most often found in damp or humid environments and feeds on cellulose or plant-based material found in carpets, fabrics, wallpaper, insulation, and/or food. To help prevent exposure to mold and its potential health effects, search for mold removal company that will be able to confirm what kind of mold is present.


Cladosporium is found on plants, animals, and even soil, and it’s known to cause serious problems in the indoor environment. It’s dark green or black, and it grows in dark and moist places.

Cladosporium can have a lasting effect if not treated properly. It could result in an itchy rash, breathing issues, and other illnesses. To prevent it from spreading, it’s important to keep an eye out for damp areas and to make sure to clean and dry these areas.


mold on wall

Penicillium is one such type of mold, and it can be found on decaying fruit and vegetables, as well as on shoes and humans. Penicillium can be present in various shapes and colors, including grey, blue, and green. It is important to take measures to protect oneself from mold problems.

As inhalation of these particles can lead to serious respiratory illnesses, it is important to clean the area affected by Penicillium.


Stachybotrys occur in humid, damp, and warm areas and are usually found indoors. It cannot survive for a long time in cold, dry areas. Stachybotrys is known for producing respiratory irritants and can cause severe allergies, headaches, and other ailments.

It is especially dangerous for people with conditions like asthma or underlying respiratory conditions. Stachybotrys is not only dangerous but can also damage material objects, such as furniture, carpets, and drywall.



Aspergillus is known for causing health problems and is found in air conditioning units and ducts. The different types of Aspergillus can range from yellow to green and brown. This mold is also often found in areas of high humidity, such as bathrooms and kitchens.

Depending on the environment, Aspergillus can also become airborne, which can pose a serious health risk. To prevent this, it is important to clean and dry areas exposed to Aspergillus. Ventilate the area to prevent the spread of this problematic mold.

Understanding Different Types of Mold

Any type of mold can be a serious health concern for many and should be dealt with promptly if discovered. Molds vary in size and severity, from harmless mildew to black molds, so it is important to do your research as soon as possible. Be sure to get any mold growth tested and contact an experienced mold installer for removal if needed.

Read more on our blog and discover how we can help you and your family get back to a healthy home without breaking the bank!

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