It is possible to relatively inexpensively cultivating a stable leaf vegetables and fruit vegetables of quality, etc., also stable plant cultivation method and facilities it is possible to grow period is provided. A first step of growing a seedling, a method of cultivating a plant having a second step of cultivated planting the seedlings in the field, the first step is to grow by using only artificial light, the first 2 step, cultivated using only sunlight, the seedlings grown by the first step, the plant cultivation method and facility which is characterized in that cultivation sequentially planting the second step.