Agastache 'Blue Boa' (PBR)
Mexican giant hyssop
Chunky spikes of deep violet-blue flowers appear over a long period from midsummer attracting a host of beneficial insects, so...
GOES WELL WITH
Aromatic agastaches
When the heat bounces off the ground and almost overwhelms you some plants are revelling in this heat. Aromatic plants with a Mediterranean provenance like the Agastache come into their own. They are fabulous additions to the summer garden adding a verti
Read full articleHow to use those dreamy flower spires
There's one garden essential that brings a planting scheme to life and it's upright flower spikes that soar heavenwards. They add drama and perspective to all your other planting and, as they open from the bottom upwards, each spire offers a glorious co
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