Posted on April 4, 2018March 26, 2024 by J Irving Agastache ‘Heather Queen’ This 30-inch Hyssop will reward you with a long-lasting display of large, dark-pink flower spikes atop gray-green aromatic foliage. Hummingbirds and other pollinators love this carefree and drought tolerant plant. Categories : Agastache , Blooms Tags : 2018