A cultivation technique that permits easy practice even in the use of substantially only branch part and leaf part of sphagnum moss and also permits growing of other moss plants and other plants. The cultivation is characterized in that a moss plant or the like as a cultivation object is disposed in interspaces provided by a mass of dry sphagnum moss in disintegrated form. Growing of a moss plant or the like can be performed in various configurations, for example, flat placed configuration, flow configuration, wall hanging configuration, etc.