Perennial: Deciduous. Drought & clay tolerant. Deer resistant. Somewhat gopher resistant. Good border, container & rock garden plant. Handsome cut foliage accented with a beautiful flower color. Blooms: summer. Color: violet blue. Size: 1-2' x 2'. Exposure: sun/part shade. Water: moderate. USDA Z4. (syn. G. himalayense x pratense 'Johnson's Blue')