To provide a mushroom cultivation container allowing cultivation by preventing dryness of a culture medium upper surface under a mushroom cultivation environment, especially, even in a dry condition and a high-temperature environment.

This mushroom cultivation container includes a bottom part 1a having a prescribed bottom area, and side walls 1b-1e arranged in a standing condition at a prescribed height from the circumference of the bottom, and an opening 1f on the upper end of the side wall. The side walls 1b-1e are divided into a culture medium filling part A to fill a culture medium from the bottom part 1a to a prescribed height, and a space part B where the upper side of the culture medium filling part becomes space. On at least one side wall 1a among the side walls, an air hole which has an opening whose opening area is gradually expanded to the upper side from a place away for a prescribed distance from the culture medium filling part A to the opening is punched, and the opening of the air hole is blocked with filters 2B1-2B3.