Summer Sky bill williams mountain giant hyssop
Agastache 'Summer Sky'
USDA zones7 to 10
SunNeeds full sun (6+ hours)
WaterHandles dry to moist soil
Size12 to 24 inches tall12 to 24 inches wide
- Bloom season
- Summer
- Soil types
- Sand, loam, chalk
- Soil pH
- Acid, alkaline, neutral
Garden uses
Attracts
Notes
'Summer Sky' Bill Williams Mountain giant hyssop (Agastache 'Summer Sky') is a perennial for borders, pollinator gardens, and cottage gardens. It is hardy to USDA zone 7, or down to 0°F (-18°C). This plant likes full sun and dry to moist, sandy, loamy, or chalky soil. Deer and rabbits tend to browse other plants first. It blooms from early to late summer and has a fragrant scent. Butterflies, hummingbirds, bees, and birds visit the flowers.
Pairs well with Coneflower, Red-hot poker, and Yarrow.