Mushrooms require a temperature of 20-32o Celsius and about 35-90% humidity.

[units of temperature] degrees Kelvin, kelvins, degrees centigrade, degrees Celsius; degrees Fahrenheit.

CELSIUS, a distinguished Swedish astronomer, born at Upsala, and professor of Astronomy there; inventor of the Centigrade thermometer (1701-1744).

He was sitting in the Botanical Garden sketching a plant, when Dean Celsius, a great orientalist and theologian of his day, passed by.

Linnæus seized upon this as the truer way and wrote a brief treatise developing the idea, which so pleased Dr. Celsius that he got his young friend a license to lecture publicly in the Botanical Garden.