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Calamagrostis acutiflora Karl Foerster

Feather Reed Grass

An ideal for accent or background plantings with an erect, narrow habit. Plumes are a reddish-brown in the spring, before drying to golden-yellow, and finally to a buff colour for the winter. 

  • »  An upright habit, forming a tight clump of deep green foliage
  • »  Sterile flower plumes emerge purple-red, changing to a golden-tan
  • »  Foliage and flowers dry and persist through the fall and winter
  • »  Bloom Time: June to winter
  • »  Flower Height: 150 cm
  • »  Foliage Height: 100 cm
  • »  Grass Type: Cool Season

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  • Category:Grasses
  • Hardiness Zone:4
  • Height:100-150 cm
  • Spread:60-80 cm
  • Bloom Color: Gold
Full Sun
Partial Sun/Shade
Growth Rate
Deer Resistant
Flowering Time
Lt. Spr-Sum
Foliage Color
Landscape uses
Foundation planting
Woodland/woods edge
Planting instructions
Container Plants
Additional Information about Calamagrostis acutiflora 'Karl Foerster'

Cool Season Grasses: These grasses do the majority of their growing in early spring and start again when temperatures start to cool in the fall. During the warmer summer months, they stop growing and some will even go dormant. Cool season grasses flower in the spring or early summer. Most cool season grasses grow best in a consistently moist soil.


Growing & Maintenance Tips for Calamagrostis acutiflora 'Karl Foerster'

Best grown in full sun to partial shade in a moist, well-drained soil, however,  will tolerate most soil types. Calamagrostis is drought tolerant, once established.  Prune foliage to ground level in the spring to make way for new growth.  

Recommmended Substitutions for Calamagrostis acutiflora 'Karl Foerster'