Scientific Name:	Festuca idahoensis
Pronunciation:	fess-TEW-kuh eye-duh-ho-EN-sis
Common Name:	Idaho fescue, blue bunchgrass
Family Name:	Poaceae
Plant Type:	Poales (grass-like)
Key ID Features:	Small, tufted upright formal mounds; leaves blue-green, smooth, tightly in-rolled (almost needle-like) and erect or slightly arching, evergreen; flowers dense, shortly branched panicles of spikelets early to midsummer.
Course(s):	Level 4 Apprenticeship

Habit: Dense, Spreading, Stiffly upright Form: Mounded Texture: Fine Mature Size: Height: 0.2 - 0.4m Spread: 0.3 - 0.6m Growth Rate: Moderate Origin: B.C. east of Cascades, B.C. west of Cascades, Canada - central, U.S. - central, U.S. - northwest, U.S. - southwest Hardiness Rating: Zone 3: (-40 to -34 C) Exposure: Full sun Soil/ Growing Medium: Well-drained Water Use: Low Landscape Uses: Accent plant, Container planting, Fall interest, Group or mass planting, Mixed shrub border, Perennial border, Summer interest Additional Info: Google. Often confused with F. glauca.

Leaf Morphology: Form: Grass-like Arrangement: Basal Texture/ Venation: Parallel venation Surfaces: Glabrous Colour in Summer: Bluish, cv. 'Golden Toupee' has golden-green leaves and tan flowers, a much smaller plant than the species ( to15-20 cm high) cv. 'Pepindale Blue' is similiar to the species but with intense blue foliage Colour in Fall: Bluish Leaf(let) Terms: Shapes: Filiform, Linear Apices: Attenuate Bases: Sheathing Margins: Entire Additional Info: 9 major veins

Inflorescence Type: Floriferous, Spikelet Flower Morphology: Colour (petals): Showy, Blue, Yellow, Green, Violet, (blue-green with yellow anthers) Flower Scent: None Flower Time at Peak: May, Jun

Fruit Type: Grain (caryopsis) Fruit Colour: Brown Fruiting Time: Sep, Oct

Bark or Stem Colour:     Organ Modifications: Fibrous roots (monocots)

Propagation:	Division - below ground parts, Seed
Plant Care:
Other:	remove fruit to prevent self seeding
Pest Susceptibility:	Rust, Anthracnose

Location(s): (NRY) NuRserY Location Map

Report an Error