Encyclopedia
AGASTACHE 'BLACK ADDER'
AGASTACHE 'BLACK ADDER'
Spikes of violet-blue flowers from black-purple buds on dark stems Jun-Oct, scented foliage 60cm. Agastache rugosum x Agastache foeniculum.
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This plant is part of our extensive encyclopedia, curated by Bob Brown over decades. Each entry represents a plant that has been historically grown or studied at our nursery.
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