Agastache 'Summer Sky'Agastache 'Summer Sky'

Agastache ‘Summer Sky’


This plant is no longer for sale directly from TERRA NOVA® Nurseries. However, it may still be available through one of our licensees. Please contact our sales department for more information at 800-215-9450.

Blooms all summer with glowing violet-blue flowers with dark calyces which extend the showy season. A compact habit with bright green foliage. Drought tolerant. Loved by hummingbirds.

USDA Hardiness Zone(s): 7-10
Size (HT/W/FL HT): 20″ / 20″ / 24″
Exposure: Full Sun
Bloom Time(s): June, July, August, September

SKU: AGASUMSKY Categories: ,
Common Name Hummingbird mint
Family Lamiaceae
Genus Agastache
species hybrid
Plant Series Agastache SUMMER™ Series
Plant Type Perennial
Persistence Deciduous
US Patent # PP20952
EU Grant # --
Hardiness Zone 7, 8, 9, 10
Growth Habit Clumping, Upright
Size (HT/W/FL HT) 20" / 20" / 24"
Finish Time Fast (4-6 Weeks)
Bloom Time June, July, August, September
Growth Rate Fast
Most Active Growing Season Spring
Flowering Season Summer
Flower Color Blue, Purple
Leaf Color Green
Soil Best in well drained, fertile soil. Needs excellent drainage to overwinter. Mineral soils are fine.
pH 5.5 - 6.5
Exposure Full Sun
Special Uses Deep South, Deer Resistant, Fragrant, Hummingbird Attractor, Low Water Usage, Pollinator Attractor
Nutritional Needs 100 - 150 ppm
Dormancy Winter
Water (Greenhouse) Dry moderately between waterings.
Water (Garden) Average
How Different? It has a different blue flower color and different habit than the others. It is shorter and denser than other blue Agastache.
Landscape Value It is a great perennial color spot for summer bloom. It is drought tolerant once established. It attracts hummingbirds.
Finish Time to 4" 6 - 8 weeks
Comments Easy to grow with good drainage. Survived to zone 4b on an exposed site with north winds in a screen garden.
Grower Notes Long days benefit overall plant vigor and flowering. Pinch at transplant is beneficial.
Agastache 'Summer Sky' - Product Profile
Agastache 'Summer Sky' - Growing Recipe

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Please credit TERRA NOVA® Nurseries in the following manner:
Photo(s) courtesy of TERRA NOVA® Nurseries, Inc.

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