Besides the 3 pics above 3, there are 7 more pics, 2 comments and one Landscape Photo in the database.
Hyssop (Agastache 'Blue Boa')
This is a Terra Nova Nurseries introduction.
http://www.terranovanurseries.... (click on all the small pics to view)
I grew Blue Boa a couple of different years and loved it. (once in the ground and once in a container)