PROBLEM TO BE SOLVED: To provide a facility for taking a measure to counter the high temperature of a greenhouse in summer, easing the deficiency of sunlight in winter and improving the environment of a greenhouse in the four seasons and a method for using the facility. SOLUTION: A lean-to roof 1, a window 2 and a skylight 3 are each provided with a net 6 and a hoist 8, respectively. A northern wall surface is equipped with a blower 4 and a reflecting material 5. The top or the interior of the lean-to roof is furnished with a light screening material 9 equipped with a hoist 8. The lean-to roof, the southern wall surface and the inside of a window part are coated with a white coating material 10 to give the objective lean-to greenhouse. A method for using the lean to greenhouse is provided.
展开▼