👉 Mildew, also known as grammin, is a type of fungus that thrives in damp and humid conditions. It is commonly found in soil and on surfaces such as wood, clothing, and furniture. The term "mildews" refers to this type of fungi, which can cause mildew problems on various types of surfaces, including walls, floors, carpets, and even the air. Mildew causes a white or grayish-brown discoloration that can lead to mold growth