Squirreltail

(Elymus elymoides)

Squirreltail (Elymus elymoides)

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Estimated Native Range
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Summary

Elymus elymoides, commonly known as Squirreltail or Bottlebrush Squirreltail, is a deciduous perennial grass native to a variety of habitats including open woodlands, grasslands, and scrub areas in the Western USA and Canada. It typically grows to around 0.5 meters (20 inches) in height, forming dense tufts. The plant’s erect, solid stems bear flat or rolled leaf blades, contributing to its bunchgrass form. The inflorescence is particularly notable, reaching up to 15 centimeters (5.9 inches) long, stiff and erect, with spikelets one or two centimeters long not counting the awn, which may extend to 9 centimeters and sticks straight out at maturity. This bottlebrush-like appearance not only gives the plant its common name but also aids in wind dispersal of the seeds.

Squirreltail is valued for its drought tolerance and ability to thrive in poor soils, making it an excellent choice for xeriscaping and restoration projects. It is also used to stabilize soils and prevent erosion. In cultivation, it requires full sun, minimal water once established, and well-drained soils. While it does not have significant disease or pest issues, it can become invasive in some areas outside its native range, so care should be taken when planting it in suitable environments.CC BY-SA 4.0

Plant Description

  • Plant Type: Grass
  • Height: 1-2 feet
  • Width: 1-1.5 feet
  • Growth Rate: Moderate
  • Flower Color: N/A
  • Flowering Season: Spring, Summer
  • Leaf Retention: Deciduous

Growth Requirements

  • Sun: Full Sun
  • Water: Low
  • Drainage: Fast

Common Uses

Bird Garden, Border Plant, Drought Tolerant, Erosion Control, Fire Resistant, Low Maintenance, Potted Plant

Natural Habitat

Open woodlands, grasslands, and scrub areas

Other Names

Common Names: Bottlebrush Squirreltail, Common Squirreltail, Long-Bristled Wildrye, Squirreltail Grass, Western Bottlebrush Grass, Élyme Queue-D’Écureuil, Western Bottle-Brush Grass

Scientific Names: , Elymus elymoides, Elymus sitanion, Sitanion hystrix var. hystrix, Sitanion elymoides, Hordeum elymoides, Chretomeris trichodes, Chretomeris trichoides, Elymus difformis,

GBIF Accepted Name: Elymus elymoides (Raf.) Swezey