A fungal culture is a procedure used to determine if fungi are present in an area of the body. Fungi are microorganisms that thrive in moist, dark places, such as shoes, damp locker rooms, or the folds of the skin. Some types of fungi are harmless, whereas others can cause infections.Most of the fungal microorganisms are slow growers and the final report is usually released between 3 -4 weeks( 21- 28 days) of specimen incubation.