Agastache Blue Boa
Blue Boa Agastache has long, wide deep violet-blue flower spikes that are held high atop the well-branched, upright form with bright green, scented foliage. This extremely showy, low-maintenance bloomer is striking in a mass planting, or as an accent dotted throughout the landscape. Attracts hummingbirds and butterflies. Drought tolerant once established. An herbaceous perennial.
Light Needs: Full sun
Water Needs: Once established, water occasionally; more in extreme heat or containers.
Mature Height: Foliage reaches 24″ tall, blooms reach 32″ tall
Mature Spread: 14-18″
USDA Zone: 5 – 9