Agastache

Agastache ‘Black Adder’

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 species.  Zone 6.