blue oat grass

noun

Definition of blue oat grass

:a tufted, perennial, evergreen grass (Helictotrichon sempervirens) native to southwestern Europe that is grown as an ornamental for its thin, stiff, grayish-blue leaves and straw-colored, erect, panicled spikelets
  • Glimmering blue oat grass makes perfect evergreen hemispheres of icy blue between the stonelike mounds of hebes.
  • —Ann LovejoySeattle Post-Intelligencer26 June 2003
  • Plants such as blue oat grass harmonize with the colors of the flower blossoms and add contrasting shape.
  • —Susan Davis PriceMinnesota MonthlyJune/July 2005

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First Known Use of blue oat grass

1973


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