The wavelength of the plant lamp is very suitable for the growth, flowering and fruiting of plants. Generally, indoor plants and flowers will grow worse and worse with time. The main reason is the lack of light irradiation. Through LED light irradiation suitable for the spectrum required by plants, it can not only promote their growth, moreover, it can also prolong the flowering period and improve the quality of flowers. However, applying this high-efficiency light source system to agricultural production in greenhouse, greenhouse and other facilities can solve the problem of tomato, cucumber and other plastic greenhouse vegetable the disadvantages of the decline in taste. On the other hand, it can also make the winter greenhouse tomato vegetables listed before and after the Spring Festival, thus achieving the purpose of off-season cultivation.