Last updated on December 26th, 2024 at 09:21 am Types of Hyssop Flowers (agastache spp) Types of Hyssop Flower (Agastache Cana) – This great little plant will grow to about 15″ tall and about 18″ wide.  It is a prolific bloomer from about late summer to late fall in and around the southwest.  This variety … Continue reading Types of Hyssop Flower