The ultimate sign of natural beauty are flowers. They can be easily integrated into any landscaping ideas one might have, because flowers are easily procured, and there is always a large selection of types and colors to choose from.
Most trees and shrubs are planted to provide beauty or shade, as well as, form the permanent elements that provide the structure around which you plan and plant everything else
The biggest benefit of incorporating shrubs and trees into your landscape is they create privacy for your garden. The benefits of incorporating trees and shrubs into your landscape are they make life more pleasant and your home more efficient. Trees and shrubs separate your garden from everyone else's, screen private areas of your garden from the public view.