2. Choose the right soil. When cultivating mint, we must choose suitable soil for it. Although this plant is not strict with the soil, it doesn't like sandy soil, and it doesn't like the soil with excessively unbalanced pH during the New Year. In general, alluvial soil can be used by him, and the pH value of the soil can be kept between 6 and 7. Not suitable for potted plants, the soil should be fully fertilized.