Delicate spikes of lavender blue flowers appear for many weeks on a vigorous, bushy habit. Purple calyxes last into fall; excellent for cutting. Attractive, fragrant, narrow leaves emerge silver in spring, turning grayish green in color throughout the season. Reputed to be one of Elton John’s favorites. Drought tolerant when established. Deer resistant. Grows 36-48”. Full sun. Photo courtesy of Ball Seed.