Landscaping requires both study and observation, and the process varies in different parts of the world. Landscaping varies according to different regions. Therefore, normally local natural experts are recommended if it is done for the first time. Understanding of the site is one of the chief essentials for successful landscaping. Different natural features and phenomena, like the position of the Sun, terrain, topography, soil qualities, prevailing winds, depth of the frost line, and the system of native flora and fauna must be taken into account