Agastache (pronounced ag-as-TAY-ke, much debated amongst us gardeners and not one that easily rolls off the tongue) is a great summer flower beloved by all those flying insects. There were many annual and perennial species showcased at the Maine Botanical Garden and here are a few of them.
Agastache 'Black Adder' is a cross between A. rugosum and A. foeniculum. This one tolerates some drought and is a great nectar source.
Agastache rupestris (rupestris = rock-loving)
pink airy flowers coupled with delicate silvery leaves
Agastache 'Aga 3/04'