First you have to choose if you want a Mushroom or a Mint. For mushrooms, talk to Mao, and for mints, talk to Nao. You will have to select the parameters of dampness, temperature, light, ventilation and fertilizer for each stage of the plant growth. Between each stage, you have to allow some time to pass, and visit a town, do some recruiting, go on with the main story, train with Reinhold or simply sleep a couple of times. There are four successive stages of development in which you have to select the parameters. If the options you chose were correct, the box in the center of the room will contain a sample of the production you had selected in the beginning. The harvest is done between the Pre-harvest Stage and the Sleep Stage. After getting the product of the crop, you have to select the