
Black Adder Agastache
Agastache 'Black Adder'
Black Adder is a dwarf agastache with deep purple-burgundy flower spikes and very aromatic foliage. It is compact and tidy, ideal for small spaces while attracting hummingbirds and butterflies.
Bloom time
Jul–Oct
Hardiness
Zones 6–11
Sun
Full sun
Water
Low water
Mature size
0.6 m × 0.45 m
Type
Perennial
Bloom calendar
When Black Adder Agastache is typically in flower across the year.
Growing Black Adder Agastache
Plant it in full sun. It prefers low water. It is hardy in USDA zones 6–11. Expect it to reach about 0.6 m tall and 0.45 m wide at maturity, in roughly 1 year.
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Drop this plant onto a 3D plan, see how it fills in, and watch your whole garden bloom across the year.





