PROBLEM TO BE SOLVED: To provide a method of cultivating grapes with which grape vines do not lose the tree vigor, and sufficient harvesting more than once a year can be continuously achieved every year.SOLUTION: Using a pair of greenhouses of grapes in which heating equipment is provided in order to harvest grapes at three terms every two years, grapes are cultivated in one greenhouse of grapes in a cultivation season different from the other greenhouse of grapes so that grapes can be harvested at three terms a year in the pair of greenhouse of grapes every year.【課題】ぶどうの木の樹勢を失わせず、年間に一回より多い十分な収穫を毎年連続して得ることができるぶどうの栽培方法を提供すること。【解決手段】二年に三期のぶどうの収穫ができるように、加温設備が設けられているぶどうの栽培ハウスを一対用い、一方の前記ぶどうの栽培ハウスに対して他方の前記ぶどうの栽培ハウスにおいてはぶどうの栽培時期をずらして栽培し、該一対のぶどうの栽培ハウスにおいて一年に三期のぶどうの収穫を毎年行う。【選択図】図１
