Gentian Sage. Bright green, hairy aromatic foliage and stems of vivid blue, tubular flowers in summer and autumn. Very striking and lovely for the mixed border. Prefers protection from afternoon sun and harsh frost. Dies down after flowering to tuberous roots. Perennial.
Colour: Blue Habit: Spreading Est. Hgt/Wdth in 7/10 yrs: 60cm x 60cm