PURPOSE: A planting unit is provided to enable users to soil-culture various kinds of plants by schedule regardless of external environment. CONSTITUTION: A planting box (10) includes a water feeding pipe (11) and a cross stick insertion hole (12) for installing a plastic sheet on both inside and outside of side walls, and a wooden lath supporting wall (13) for fixing the plastic sheet installed on the outside of the cross stick insertion hole. A cover (20) includes planting holes (21) penetrated to the longitudinal direction, a supporter insertion hole (22) for installing a plant supporter on the upper side, and a water supplying pipe (23) on the lower side. A supporting leg (30) is composed of a supporter (31) and a stand (32). The cross stick insertion hole and the wooden lath supporting wall are installed on a supporting wing (14). The cross stick insertion hole is installed on both upper sides of the cover. The wooden lath supporting wall is installed on the outside of the cross stick insertion hole in parallel.본 발명은 토경 재배용 식재 유니트에 관한 것으로, 좀더 상세히 설명하면 실외에서도 외부 환경으로부터 차단된 독립적인 식생 환경을 제공함으로서, 예컨대 채소나 약초 또는 각종 실험작물 등을 외부환경과 상관없이 계획적으로 토경(土耕) 재배할 수 있는 함체형 토경 재배용 식재(植栽) 유니트에 관한 것이다.