July 31, 2015

Echinochloa crus-galli (L.) Beauv

Life cycle

Erect summer annual.


Hairless leaves, occasionally with a few hairs near the base, are rolled in the bud and up to 20 inches long. Leaves have a distinct midvein and are rough to the touch on both surfaces.




Erect, thick, hairless, up to 5-foot-tall stems are round to flattened in cross-section and are often bent, branched and purple-tinted at the base.

Barnyardgrass collar region.

Flowers and fruit

The seedhead consists of several coarse, thick branches that occur in an upright to nodding terminal panicle. The green, purple to brown panicle yields tan to brown, shiny, oval seeds.

barnyardgrass seedhead
Barnyardgrass seedhead.



Print a PDF of this page: Barnyardgrass

Back to identifying nursery weeds.

Tags: integrated pest management

You Might Also Be Interested In

Accessibility Questions:

For questions about accessibility and/or if you need additional accommodations for a specific document, please send an email to ANR Communications & Marketing at