Poaceae
Idaho fescue
Festuca idahoensis
- Family
- Poaceae
- Genus
- Festuca
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Common names
By language (5)
- Arabic
- فستوكة إيداهو
- arz
- فستوكه ايداهو
- Chinese
- 爱达荷羊茅
- English
- Idaho fescue, Blue bunchgrass
- French
- Fétuque d'Idaho
Synonyms
- Festuca amethystina subvar. idahoensis (Elmer) St.-Yves
- Festuca idahoensis var. idahoensis
- Festuca ingrata var. ingrata
Flowers
- Flower colour
- yellow (USDA PLANTS Database)
Characteristics
- Growth habit
- Graminoid
- Lifespan
- Perennial
- In the US and Canada
- Canada: native, Lower 48 states: native
Photos

Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons
More in Festuca
- Red fescueFestuca rubraPoaceae
- Sheep fescueFestuca ovinaPoaceae
- Festuca altissimaPoaceae
- Rat's-tail fescueFestuca myurosPoaceae
- Variousleaf fescueFestuca heterophyllaPoaceae
- Volga fescueFestuca valesiacaPoaceae
- Tufted fescueFestuca amethystinaPoaceae
- Festuca glaucaPoaceae
- Brome fescueFestuca bromoidesPoaceae
- Fineleaf sheep fescueFestuca filiformisPoaceae
- Bearskin fescueFestuca gautieriPoaceae
- Festuca rupicolaPoaceae
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.