Delightful silver-green foliage with a unique shape makes this perennial a great addition as a hedgerow, border, mass planting, ground cover, or a companion plant to colorful bloomers.  An exceptional cultivar, this artemisia is a winner of the prestigious Award of Garden Merit of the Royal Horticultural Society. 

Powis Castle prefers full sun, is drought tolerant once established. Part of the sage brush family, this lovely plant has a nice rounded, mounding growth habit that can get to about 3' tall and 3' wide. It is hardy to -10°F when protected from windchill. Mildly fragrant.