Posted: 06/04/2014 at 22:14
The curry plant grown in terracotta or black pot. Nothing as silver.
Blue elymus magellanicus grass. The bluest of the blue foliage
Libertia goldfinger ...unusually olive leaves marked with red.
How about a Camelia ...this won't overhang your pot....or an azalea, or,pieris or rhododendron?
Cushion pinks....glaucous blue mound forming foliage with scented flowers in summer.
A silver mound forming thyme called Silver Posie with pink flowers in summer.
A Phormium ......dazzler is a bright red upright variety but there are yellow varieties too.
All of these are evergreen.