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Feather Reed Grass — Calamagrostis acutiflora

Feather Reed Grass

Calamagrostis acutiflora

Poaceae · Grass

This upright, non-invasive grass provides vertical interest with its feathery plumes that emerge in early summer and persist through winter. 'Karl Foerster' is a popular cultivar, valued for its elegant form and ease of care.

  • · Cut back old foliage to about 6 inches in late winter or early spring.
  • · Tolerates various soil types but prefers consistent moisture.
  • · Ideal for screens, mass plantings, or as a focal point.

At a glance

  • Growing zones: 4-9
  • Sun: Full sun
  • Water: Moderate
  • Maintenance: Low
  • Type: Grass
  • Mature size: 4-6 ft tall · 1.5-2.5 ft wide
  • Bloom season: Early summer to fall · Pinkish-green to golden (plumes)
  • Pollinator friendly: Yes
  • Container suitable: Yes
  • Cold tolerance: Hardy to -30F
  • Heat tolerance: Excellent
  • Soil: Moist, well-drained
  • Growth rate: Moderate
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