Home gardeners often battle fungal diseases in their flowerbeds. White mold is caused by a fungus that commonly appears in flowerbeds all across the country.
Adult fungus gnats are tiny insects that can be a nuisance in your home. Fungus gnat larvae are usually harmless, but sometimes they have harmful effects on potted plants.
Fungi are an organism of the Kingdom Fungi lacking chlorophyll and feeding on organic matter, according to the Princeton University website. Fungi transplanted to potting soil due to contamination of the soil and from airborne fungal reproductive spores. Typically, fungi located in potted plants such as Leucocoprinus birnbaumii, white mold, and warm weather mushrooms are not harmful to the plant, but can be harmful if eaten or if spores are released in the air.