Page author: Don Knoke
Agropyron cristatum
crested wheatgrass

Distribution: Introduced for forage purposes in many areas of western United States, becoming widely established.

Habitat: Dry, open areas.

Flowers: June - August

Origin: Introduced

Growth Duration: Perennial

Conservation Status: Not of concern


Tufted perennial without rhizomes, 5-10 dm. tall.


Sheaths open, mostly glabrous; ligules 1 mm. long; blades flat, usually pubescent on the lower surface, 2-5 mm. broad.


Inflorescence a dense spike 3-9 cm. long, the rachis pubescent; spikelets sessile and solitary, several times longer than the internodes, spreading-ascending, 7-12 mm. long, mostly 5- to 7-flowered; glumes and lemmas with awns 2-4 mm. long.



Accepted Name:
Agropyron cristatum (L.) Gaertn.
Publication: Novi Commentarii Academiae Scientiarum Imperialis Petropolitanae 14(1) 1770 I. 540. 1770.

Synonyms & Misapplications:
Agropyron cristatum (L.) Gaertn. ssp. pectinatum (M. Bieb.) Tzvelev
Agropyron pectiniforme Roem. & Schult. [HC]
Additional Resources:

PNW Herbaria: Specimen records of Agropyron cristatum in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Agropyron cristatum checklist entry.

E-Flora BC: Agropyron cristatum atlas page.

CalPhotos: Agropyron cristatum photos.

USDA Plants: Agropyron cristatum information.

32 photographs:
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