Interplanting method for North America sweetgum and pinellia tuber

The invention discloses an interplanting method for North America sweetgum and pinellia tuber. The method comprises the steps of selection of a planting field, selection and planting of North America sweetgum seedlings, pinellia tuber planting, weeding and fertilizing, pest control; fertilizer and water management, management in growth period, harvesting of the pinellia tuber, final period management of the North America sweetgum, and the rear period management of the pinellia tuber. According to the interplanting method for the North America sweetgum and the pinellia tuber, the planting cost is greatly reduced, two traditional Chinese medicines can be harvested by managing one plot of field, and fertilizer, water and pesticide are saved. The North America sweetgum can provide a humid and shady growth environment for the pinellia tuber, so the growth environment of the pinellia tuber is simulated; and the yield of the traditional Chinese medicine pinellia tuber is higher and the quality of the obtained product is better.