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.
Medium-Sized Junipers. Use medium-sized juniper shrubs as foundation plants or to form low or medium-tall hedges. Nick's Compact (Juniperus chinensis Nick's Compact) grows 2 1/2 feet high and spreads to about 6 feet in USDA zones 5 through 9.heir foliage can be dark green, light green, silver-blue or have golden hues. The types of juniper shrubs include low, ground-hugging forms, medium-sized shrubs and large, pyramidal forms. Use low-growing junipers as evergreen ground covers and medium or large shrubs as hedges, screens, windbreaks and specimen plants.