Latin: Agastache 'Blue Boa
Common: giant hyssop
Zone:  5 to 9
Height: 2.00 to 3.00 feet
Width: 1.00 to 1.50 feet
Exposure: Full sun
Flower Season: June to September
Flower Color: Violet blue
Fragrance: N/A
Fall Color: N/A
Notes: The luxurious deep violet-blue flower plumes of Blue Boa Hummingbird Mint, Agastache, are held over emerald green foliage. The flower spikes are long, wide and extremely showy. Its huge, 6 1/2" flowers could be the largest of all Agastache. Very long blooming,