Aeroponics is a type of soilless culture, which is compressed medium into aerosol and spraying directly to the crop roots suspending in the space of the container inside. The container is usually made of polypropylene foam board. Drill holes between a certain distance on the board, and plant crops in the holes. Two pieces of foam board are inclined to triangle, to form a space, and the liquid supply conduit in the triangular space, to spray to the suspended roots.