Luoyang hydroponic lettuce sells for 15 yuan per jin.

Original title: soilless cultivation of lettuce in Luoyang is expensive.

Technicians from Luojian Agricultural Co., Ltd., Luoyang City, observe the growth of lettuce under soilless cultivation on January 19.

The company uses soilless hydroponic technology to grow organic vegetables such as lettuce and pearl tomatoes without using any chemical fertilizers and pesticides. The price of lettuce reaches 30 yuan per kilogram, more than three times the price of ordinary lettuce. Photo taken by our reporter Yang Yuangao