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Agastache Blackadder

Agastache Blackadder or Giant Hyssop Blackadder, is a herbaceous perennial from the mint family. It has deep purple violet flowers on spikes that grow to about 3′ tall in summer and fall. The flowers are ideal for borders. The leaves are fragrant with a hint of anise and the flower create interest in landscape all the way into winter. Plant them in full sun in well-drained soil.

Agastache Blackadder

Purple Violet Agastache Blackadder

Agastache Blackadder

Agastache Blackadder

Agastache Blackadder

Agastache Blackadder at Kew Gardens

Agastache Blackadder

Agastache Blackadder

Agastache Blackadder

Agastache Blackadder

Agastache Blackadder

Agastache Blackadder in a border at Kew Gardens

Agastache Blackadder

Agastache Blackadder

Agastache Blackadder

Agastache Blackadder

Agastache Blackadder

Agastache Blackadder

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