Lamiaceae

Yellow giant hyssop

Agastache nepetoides (L.) Kuntze

Family: Lamiaceae
Genus: Agastache

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Yellow giant hyssop: Photo of Agastache nepetoides in flower. This is a native plant growing wild in River Bend Park, Fairfax county Virginia, USA. This species is a member of the L — Photo: Fritzflohrreynolds, CC BY-SA 3.0, from Wikimedia Commons

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Common names

By language (2)

Chinese: 荆芥状藿香
English: Yellow giant hyssop, Catnip giant hyssop

Synonyms

Hyssopus nepetoides L.
Lophanthus nepetoides (L.) Benth.
Nepeta altissima Schrank
Vleckia nepetoides (L.) Raf.

Flowers

In flower: August to September (from 188 flowering iNaturalist observations worldwide)

Characteristics

Growth habit: Forb/herb, Subshrub
Lifespan: Perennial
In the US and Canada: Canada: native, Lower 48 states: native

Photos

Photo: Fritzflohrreynolds, CC BY-SA 3.0, from Wikimedia Commons
Photo: Matthew Kramer, CC BY-SA 4.0, from Pl@ntNet via GBIF
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons
Photo: Beef, CC BY-SA 4.0, from Pl@ntNet via GBIF
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons
Photo: sasha vuksinic, CC BY-SA 4.0, from Pl@ntNet via GBIF
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons
Photo: lvorbeck, CC BY-SA 4.0, from Pl@ntNet via GBIF
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons
Photo: Nathalie Bradbury, CC BY-SA 4.0, from Pl@ntNet via GBIF
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons
Photo: Barb Miller, CC BY-SA 4.0, from Pl@ntNet via GBIF

More in Agastache

Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.