Why is Mold Growing in My Home?

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Contents

Molds are part of the natural environment. Outdoors, molds play a part in nature by breaking down dead organic matter such as fallen leaves and dead trees, but indoors, mold growth should be avoided. Molds reproduce by means of tiny spores; the spores are invisible to the naked eye and float through outdoor and indoor air. Mold may begin growing indoors when mold spores land on surfaces that are wet. There are many types of mold, and none of them will grow without water or moisture.

Key points to keep in mind:

  1. The key to mold control is moisture control.
  2. If mold is a problem in your home, you should clean up the mold promptly and fix the water problem.
  3. It is important to dry water-damaged areas and items within 24-48 hours to prevent mold growth.

Visit the Mold Website for more information.

Produced and published by the United States Environmental Protection Agency (EPA). Last Updated: October 26, 2022. Hyperlinks within the text and text appearing in brackets may have been added for clarity or ease of use by Moldli editors.

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