Article · Wikipedia archive · Last revised Jul 19, 2026

Agastache rupestris

Agastache rupestris, known as the threadleaf giant hyssop, Mexican Hyssop, or licorice mint, is a wildflower of the mint family (Lamiaceae) native to the mountains of Arizona, New Mexico, and Chihuahua, Mexico. Popular in xeriscaping because of its heat tolerance and ability to thrive in dry, nutrient-poor soil, it is often planted in containers or as a border flower and used to attract hummingbirds. Displaying gray-green stems and leaves while dormant, its orange flowers with purple buds bloom from mid-summer until fall; if crushed the petals exude a pleasant scent.

Last revised
Jul 19, 2026
Read time
≈ 1 min
Length
141 w
Citations
3
Source
Threadleaf giant hyssop
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Embryophytes
Clade: Tracheophytes
Clade: Spermatophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Lamiales
Family: Lamiaceae
Genus: Agastache
Species:
A. rupestris
Binomial name
Agastache rupestris
(Greene) Standl.

Agastache rupestris, known as the threadleaf giant hyssop, Mexican Hyssop, or licorice mint, is a wildflower of the mint family (Lamiaceae) native to the mountains of Arizona, New Mexico, and Chihuahua, Mexico.1 Popular in xeriscaping because of its heat tolerance and ability to thrive in dry, nutrient-poor soil, it is often planted in containers or as a border flower and used to attract hummingbirds.2 Displaying gray-green stems and leaves while dormant, its orange flowers with purple buds bloom from mid-summer until fall; if crushed the petals exude a pleasant scent.1

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