Agastache ‘Violet Vision’ has luxurious purple spikes that wave in the breeze, carrying a sweet, honey-licorice scent that also attracts butterflies. The average size is 18 inches wide by 18 inches tall with a flower height of 24 inches. It grows well in Zones 5 to 10. Hardy, vigorous and extremely disease resistant, ‘Violet Vision’ is great for mid-boarders or as a container stand-out. It has an upright, clumping habit and requires well-drained, fertile soil and full sun.