Hydroponics is an indoor gardening technique in which plants are grown without soil. The method saves labor and can be used in a variety of climates. It also avoids many of the pests and diseases found in soil-based gardening.

Soilless culture can be divided into hydroponics, mist (air) culture and substrate culture according to different cultivation medium.

Cabbage is rich in nutrition, the leaves can be fried food, raw food, salt, sauce, the outer peeling leaves can be used as feed, has a certain medicinal value.