Common name:White Gaura
Botanical name:Gaura lindheimeri

White Gaura is a profusely flowering perennial for all zones that grows 2-4ft. high. It has pink buds that open to showy white flowers in spring and fall. It needs full sun and is drought tolerant. -Cornflower Farms

Common name:Incana Cranesbill
Botanical name:Geranium incanum

The incanum variety is grown as a trailing or mounding perennial to a size of 1' tall, spreading by underground runners to cover relatively large areas if healthy. Its foliage has a wispy, ferny texture. The dark, rosy violet flowers can appear almost all year in areas of mild climates. The plant needs good drainage, and most suffer die back in cold winters. Proper growth conditions include sun with little or no summer watering. -Monterey Bay Nursery

Common name:Elija Blue Fescue
Botanical name:Festuca 'Elija Blue'

The 'Elijah Blue' is a dwarf, very glaucous variety with almost white foliage. It should receive sun and little summer watering. -Monterey Bay Nursrey