Bushgrass (Calamagrostis epigejos)

Bushgrass

Calamagrostis epigejos

It sways softly in meadows, a quiet backdrop for wildflowers. Perennial cool-season grass; common name: bushgrass.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Full sun to partial shade; tolerates moderate shade in hot, dry climates to prevent leaf scorch
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Watering Water deeply when the top 2–3 cm of soil is dry; drought-tolerant once established
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Temperature Hardy to -20°C; prefers cool temperate conditions, avoids prolonged heat above 32°C
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Characteristics

  • Leaf: Narrow, linear, bright green leaves up to 60 cm long, with rough, slightly serrated margins
  • Flower: Dense, feathery panicles, pale green turning golden-brown as they mature
  • Stem: Slender, rigid, upright stems with smooth, pale green texture
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Care Guide

Watering

Keep soil evenly moist during active growth; reduce watering during periods of heavy rainfall

Fertilization

Light application of balanced, slow-release fertilizer once in early spring. Excess fertilizer can cause floppy stems and reduced drought tolerance

Composted grass clippings tea:Use only fully composted grass clippings; dilute 1:20 with water for root drenching, avoid fresh clippings to prevent odor and pest issues
Pruning
  • Cut back dead foliage to 5–10 cm above soil level in late winter before new spring growth emerges
  • Thin overcrowded clumps every 2–3 years to improve airflow and maintain plant vigor
  • Remove spent flower heads in late summer to tidy the planting and encourage a neat appearance
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: No documented toxicity to cats

Humans: No known toxicity to humans; safe for handling and consumption in small quantities

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental grass for naturalized meadows, erosion control on slopes, and wildlife habitat for small insects