Agastache
agastache, giant-hyssop, horse-mint
2 species
1 subspecies and varieties
1 subspecies and varieties
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Agastache occidentalis – western giant-hyssop
Distribution: Occurring east of the Cascades crest in Washington; central Washington to north-central and northeastern Oregon.
Habitat: Dry, open, often rocky slopes at low to moderate elevations.
Origin: Native
Flowers: June-August
Growth Duration: Perennial
Distribution: Occurring east of the Cascades crest in Washington; central Washington to north-central and northeastern Oregon.
Habitat: Dry, open, often rocky slopes at low to moderate elevations.
Origin: Native
Flowers: June-August
Growth Duration: Perennial
Agastache urticifolia – nettle-leaf giant-hyssop
Distribution: Occurring east of the Cascades crest in Washington; British Columbia to California, east to Colorado.
Habitat: Dry open slopes and draws, foothills to middle elevations in the mountains
Origin: Native
Flowers: May-August
Growth Duration: Perennial
Distribution: Occurring east of the Cascades crest in Washington; British Columbia to California, east to Colorado.
Habitat: Dry open slopes and draws, foothills to middle elevations in the mountains
Origin: Native
Flowers: May-August
Growth Duration: Perennial
• var. urticifolia – nettle-leaf giant-hyssop
