Agastache

'Black Adder'

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HYSSOP

 

Category:
Bloom Color
Bloom Time
Exposure
Height
Soil Type
Hardiness Zone

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Vivid blue flower spikes 30 – 36″ tall.  Fragrant foliage.  Begins blooming in July and goes until frost!  Full sun – light shade; average to dry well-drained soil.  Deer resistant.  Attracts hummingbirds & butterflies.  North American native.  Zone 6.