Agastache
agastache, giant-hyssop, horse-mint
2 species
1 subspecies and varieties
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Agastache occidentaliswestern giant-hyssop
Distribution: East slopes of the Cascades, Chelan to Yakima Counties, Washington; south to Oregon.
Habitat: Dry, open, often rocky slopes at low to moderate elevations.
Origin: Native
Flowers: June-August
Agastache urticifolianettle-leaf giant-hyssop
Distribution: East of the Cascades in Washington; British Columbia to California, east to Colorado.
Habitat: Dry open slopes and draws, foothills to mid-elevations in the mountains
Origin: Native
Flowers: May-August
var. urticifolia – nettle-leaf giant-hyssop