Agastache rupestris

Threadleaf Giant Hyssop has numerous spikes of uniquely-colored orange-purple tubular flowers over fragrant, finely divided leaves. It blooms in the heat of mid-summer and persists into fall. Outstanding hummingbird plant and nectar source for bees.  More info here.

Plant details

  • Common name: Threadleaf Giant Hyssop
  • Zone: 4
  • Exposure: Sun
  • Height x Width: 36 in. x 18 in.
  • Native to: Southwest US