PURPOSE: A plant cultivator enabling users to easily cultivate plants is provided to continuously supply water to the cultivator, and to promote the rooting of the plants without using a non-woven fabric or a cloth.CONSTITUTION: A plant cultivator enabling users to easily cultivate plants comprises the following: a lower container(100) including a cultivation plate(110) an upper cover storing water when being separated from the lower container, and spraying the water to the cultivation plate when being mounted on the lower container a valve(300) sealing the upper cover for storing the water, and opening the upper cover for spraying the water a drain pan(130) extended from the cultivation plate for storing water overflowing from the cultivation plate a valve opening protrusion(115) protrude from the center of the cultivation plate a water supplying storage unit(210) for storing the water supplied to the cultivation plate an outlet spraying the water to the cultivation plate closing and opening blocks(310, 320) for closing and opening the outlet and a guide block(330) guiding the slide of the valve.COPYRIGHT KIPO 2012본 발명은, 식물 재배기에 있어서, 식물을 재배하는 배양판이 구비된 하부용기 상기 하부용기와 분리 시 물을 저장하고, 상기 하부용기에 안착하여 결합 시, 상기 배양판으로 물을 분사하는 상부덮개 및 상기 상부덮개에 슬라이드 가능하게 결합되어, 상기 상부덮개가 상기 하부용기와 분리 시 상기 상부덮개에 물이 저장되도록 폐쇄하고, 상기 상부덮개와 상기 하부용기의 결합 시, 상기 상부덮개에 저장된 물을 상기 하부용기로 분사되도록 개방되는 밸브를 포함한다.