A 2-4 ft. perennial with dense, terminal spikes of small, tubular, bright blue flowers. Leaves are opposite, oval, toothed and whitish beneath. Flower gives off the scent of anise when bruised.
|Height||24" to 48"|
|Light Requirements||Full sun part shade|
|Bloom time||June to September|
|Zone||4 to 8|
All info from the Lady Bird Johnson Wildflower center