The invention discloses a planting method of a novel medium-free grass carpet, the process of the planting method comprises the following steps: a Yuexuan No.1 creeping bentgrass is chosen as seedlings; a turf bed is treated, a drainage ditch is dug, a site is fumigated, sand is laid and a base fertilizer is applied; grass is planted; field management and maintenance including watering, fertilizing and trimming are carried out; secondary carpeting of the law, which includes laying out grass, pulling up grass, curling up the grass carpet, secondary grass planting and grass carpet maintenance, is carried out; finally, a finished grass carpet product is produced. The grass carpet produced by the planting method has the advantages of environmental protection, energy saving, being evergreen perennially, high quality, long life, low maintenance cost and wide application scope. The medium-free grass carpet can be applied to the fields of indoor decoration, square layout, convention exhibition layout, balcony decoration, roof and garden decoration, outdoor sculpture pedestal decoration, and the like, and has strong beautifying and decorating properties.