A method of planting a landscape tree in a landscape gardening area is provided to improve the beauty of the city and provide rest to people by replacing one landscape tree continuously with another one which is particularly well suit to a season, time and a surrounded environment by the consumer's preference. The size and kind of a tree to be planted in a landscape gardening area such as a park, garden, tourist resort and the like are firstly selected; a seedling of the tree is secondly grown in a structure with a hole to be planted, large flowerpot and the like at a fruit farm, landscaping farm, nursery farm and the like; the newly grown tree which is particularly well suit to a season, time and a surrounded environment by the consumer's preference is then planted in the landscaped area after pulling out the conventional tree in the landscaped area.