PROBLEM TO BE SOLVED: To provide a method for cultivating mango year-round, cultivating mango all through a year. SOLUTION: This method for cultivating mango year-round comprises dividing a greenhouse into 6 cultivation areas from a first greenhouse to a sixth greenhouse, maintaining a cultivation environment of each the 6 cultivation areas in a seasonal environment with 2 months lag, sowing mango seeds with 2 months lag, respectively, and raising mango respectively, from a sprouting period of mango, manuring, blooming, manuring, physiological falling, fruit thinning, and manuring to a harvest period of maturing. Furthermore, the method comprises repeating delimbing, manuring, floral differentiation, coating, manuring, and waiting next sprouting in every cultivation area while controlling temperature according to a seasonal environment set in each the cultivation area after harvesting mango, and harvesting mature mango from one greenhouse every 2 months every year. COPYRIGHT: (C)2009,JPO&INPIT