Anise-hyssop (Agastache foeniculum) is sometimes called the Wonder Honey Plant.
It is estimated that 3 acres of this plant is sufficient pasture for 200 hives!
It blooms for much of the summer, and is perennial.  Yields a light fragrant
Hope this is of some use to you.   I'm not too sure about growing conditions
for Anise-Hyssop, but Bergamot likes some shade.
 
Lucy Cronin
sometime beekeeper
sometime herbalist
sometime librarian