<;P>;PROBLEM TO BE SOLVED: To provide an apparatus and method for cooling by which only a part most need to be cooled of a cultivated plant can be effectively cooled. <;P>;SOLUTION: The apparatus for cooling a local area of a cultivated plant includes a mist nozzle 5 discharging mist to the local part of the cultivated plant 3, and a control device 7 controlling the discharge of the mist. The apparatus discharges the mist to the local area of the cultivated plant 3 via the mist nozzle 5 based on leaf temperature data to cool the local area of the cultivated plant 3, while detecting the leaf temperature of the cultivated plant by thermography 9 or the like. <;P>;COPYRIGHT: (C)2010,JPO&INPIT