Details of...
Scientific Name: Calamagrostis x acutiflora
Pronunciation: kal-uh-muh-GRAHSS-tiss ex uh-kew-tih-FLORE-uh
Common Name: feather reed grass
Family Name: Poaceae
Plant Type: Poales (grass-like), Herbaceous perennial
Key ID Features: Leaves about 1 cm x 40 cm long, margins pale yellow before fading to pinkish white, sticky (hairs that catch); inflorescence purplish brown and loose; florets very tight in upright spike of spikelets.
Course(s): HORT 2355, Level 4 Apprenticeship

Habit: Arching, Dense, Spreading, Stiffly upright
Form: Oval - vertical
Texture: Medium - fine
Mature Size:
Height:1.3 - 2.0m
Spread:0.6 - 1.0m
Growth Rate:Fast
Origin: Garden origin (C. arundinacea x C. epigejos)
Hardiness Rating: Zone 4: (-34 to -29 C)
Exposure: Full sun, Part sun/part shade
Soil/ Growing Medium: Humus rich, Well-drained
Water Use: Moderate, Wetlands
Landscape Uses: Accent plant, Attract birds, Container planting, Cut flower or foliage, Dried flower or fruit, Fall interest, Group or mass planting, Perennial border, Small garden/space, Specimen plant, Summer interest, Tall background, Waterside planting, Woodland margin
Additional Info: Google. Cultivars shown or on campus may include C. 'Karl Foerster', C. 'Eldorado', and C. 'Overdam'.
feather reed grass
Leaf Morphology: Glossary
Form: Grass-like
Arrangement: Alternate
Texture/ Venation: Parallel venation, Soft flexible
Surfaces: Glabrous
Colour in Fall: Brown
Leaf(let) Terms:
Shapes: Linear
Apices: Acute
Bases: Sheathing
Margins: Entire
Additional Info: Calamagrostis x acutiflora 'Eldorado' has unusual gold variegated foliage, the narrow green leaves have a bright gold center which radiates out in the sunlight. Attractive tan wheat-like seeds appear in early summer and persist all season.

Inflorescence Type: Floriferous, Panicle-like, Spikelet
Flower Morphology:Flowers perfect
Number of Petals:0
Ovary Position:Superior
Colour (petals): Showy, Green-yellow, Pink
Flower Scent: None
Flower Time at Peak: Jun

Fruit Type: Grain (caryopsis)
Fruit Colour: Brown
Fruiting Time: Aug, Sep
Additional Info: Not showy

Bark or Stem Colour:
Organ Modifications: Rhizomes

Propagation: Division - below ground parts
Plant Care:
Pest Susceptibility: Rust, ( Deer resistant, Drought resistant )
(BUG) BUG garden : cv. Karl Foerster
(CGW) Community Garden West
(MCF) Main Courtyard Fountain : cv. Karl Foerster
(ONW) Overpass North side West : cv. Eldorado
(PDW) PonD West : cv. Overdam
(PHA) PolyHouse and Area
(WDH) Wark-Dumais House
Location Map

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