Related Terms. 1  operating system virtualization. 2  mobile operating system (OS). 3  OS-operating system. 4  server operating system. 5  system. 6  Microsoft Windows XP operating system. 7  Linux OS (Operating System). 8  paravirtualized operating system. 9  NOS-network operating system. 10  Chrome OS.
Prune and shape evergreen shrubs to provide year-round hedges, ground covers and privacy screens in your yard. The scarlet firethorn (Pyracantha coccinea) and Chinese holly (Ilex cornuta) shrubs produce red-colored berries and dark-green leaves.
Image by HannamariaH. There are numerous types of landscaping shrubs. They can range in size from the smaller forms on up to the larger tree-like varieties. There are evergreen shrubs, which retain their color and leaves year round, and there are deciduous shrubs, which eventually lose their foliage after putting on a colorful fall show.