What Is The Difference Between Mold and Mildew?


Updated on 07-Jun-2022

Mold v/s Mildew

When it comes to mold and mildew, there are a lot of similarities. Both are types of fungi that grow in damp, humid environments. But there are also some key differences that you should be aware of. In this article, we’ll take a closer look at mold and mildew so that you can tell them apart.


What is mold?

Mold is a type of fungi that can grow on many different surfaces. Mold is often found in damp, dark areas and can cause serious health problems if not removed properly. Mildew, on the other hand, is a type of mold that is often found on fabrics and other porous materials. Mildew can also cause health problems if not removed properly.

Mold refers to any kind of fungus that grows in the form of multicellular filaments called hyphae that produce spores or reproductive cells by meiosis (a type of cell division). These spores or reproductive cells may be microscopic or visible to the naked eye depending on the type of fungus. Molds are usually non-motile single cells but can sometimes grow as filamentous structures known as hyphae (singular = hypha). A single hypha may be visible only under a microscope whereas other fungi such as Aspergillus species can grow into very large colonies visible to

Mold spores are very small, ranging from 1/100th of a millimeter (0.2 micrometers) to 10 micrometers in diameter. They can be red, orange or green in color, and are spherical or elliptical in shape. When they land on damp surfaces they begin to grow; this process is called spore germination.

What is mildew?

Mildew is a type of mold that typically forms in damp, warm environments. It can be white, gray, or yellow in color, and it often appears as a powdery or downy growth on surfaces. While mildew is not usually harmful to humans, it can cause serious damage to crops and other plants.

The term mildew is often used generically to refer to mold growth, usually with a flat growth habit. Molds include all species of microscopic fungi that grow in the form of multicellular filaments, called hyphae. These fungal filaments are found everywhere in nature, even in soil and on plants. However, some molds can also cause food spoilage and illness. They are often found on breads, cheeses and fruits as well as in air-conditioning ducts and wallpaper.

How to tell the difference between mold and mildew


Mold and mildew can both be found in homes, and they can both cause problems for homeowners. But what is the difference between mold and mildew?

Mold is a type of fungus that can grow in damp, dark areas. It can cause health problems, such as allergies and respiratory problems. Mildew, on the other hand, is a type of fungus that grows in warm, humid areas. It doesn’t usually cause health problems, but it can damage fabrics and other materials.

So how can you tell the difference between mold and mildew? Mold is usually black, green, or white. It can also be fuzzy or slimy. Mildew is usually white or gray. It’s often powdery or fuzzy.

If you think you have mold or mildew in your home, it’s important to have it professionally tested. Once you know what you’re dealing with, you can take steps to remove it and prevent it from coming back.


To sum up, the main difference between mold and mildew is that mold is a type of fungi that can grow on surfaces, while mildew is a powdery or downy growth that forms on plant leaves. While both can be unsightly, mold can also cause health problems, so it’s important to remove it promptly.

Get Professional Mold Removal Help From UMC

Mold is not something that you can fix yourself. Mold can also grow on other textile items in your home, such as upholstery and carpet. However, dealing with mold on these items is more difficult and time-consuming.

Before you jump in and do it yourself, be aware that mold removal is a highly specialized skill set. If you are not experienced with mold remediation, you need to hire a mold removal specialist in Toronto for effective mold remediation.

Call Ultimate Mold Crew for mold removal services near you.

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The Ultimate Mold Crew Inc

Address11 Shallmar Blvd Unit 308, Toronto, ON M5N 1J6
Toronto, ON M5N 1J6 Canada
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