How to cultivate Hedyotis diffusa

摘要

PROBLEM TO BE SOLVED: To provide a method for cultivating Hedyotis diffusa, which can cultivate Hedyotis diffusa having a high content of useful components. SOLUTION: A planting step (step S11) for planting white flower snake tongue grass and an irradiation step (step) for irradiating the white flower snake tongue grass planted in the planting step with light including red light and blue light. S12), and the ratio of the photon flux density of the red light to the total of the photon flux density of the red light and the photon flux density of the blue light is 50% or more and 100% or less. [Selection diagram] Fig. 4