Black Adder Agastache

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
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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.

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