Quick Facts. The Region. 1  Vancouver is the fourth largest city in the state of Washington with a population of 159,000. 2  It is located in Clark County, the oldest and fastest growing county in the state, which has a total population of 425,000.
'Tuscan Blue' rosemary Rosmarinus officinalis 'Tuscan Blue' is one of the best rosemary varieties for topiaries. It develops dense blue-green foliage that's easily sheared to any shape. It's highly fragrant and has many uses in the kitchen. It grows 4 feet tall. It grows as an annual except in Zones 8-10.
Plant medium-sized rosemary and marigold plants in front of the taller rosemary shrubs. Choose from rosemary cultivars such as Collingwood Ingram (Rosmarinus officinalis Collingwood Ingram) or Gold Rain (Rosmarinus officinalis Gold Rain) with average heights of about 2 1/2 feet.