Height: 2-4 feet
Spread: 2-3 feet
Hardiness Zones: 7-10
Partial Sun
The optimum amount of sun or shade each plant needs to thrive: Full Sun (6+ hours), Part Sun (4-6 hours), Full Shade (up to 4 hours).
Average water and soil.
Beautiful blue flowers all summer long. As the flowers age, the calyx remains deep-blue after the actual flower falls off, giving the impression that the entire flower stalk remains in flower giving a greater floral presence in the garden.