Nisus Univar Niban 120x600 June2020

Pest Information

Big Squirreltail

Big Squirreltail

  • Latin Name: Elymus Multisetus
  • Common Name: Big Squirreltail
  • Other Names: N/A

Pest Details

Big Squirreltail
Big Squirreltail


Native to the western United States, and found from the Rocky Mountains to the west coast.


A perennial grass maturing in early spring. Propagation is from seeds. This sometimes becomes a problem weed along roadsides or along fences.


The mature plant may be up to 2 feet tall, with a dense stand of many stems arising from the base. Stems and leaves are thin but stiff. Leaves are flat or their edges may roll upward slightly. A short, hairy ligule is present at the base of the leaf blade. Flower clusters are long and thin, with a spike up to 4 inches long with closely set flowers. The bristles or awns may be over 3 inches long and tend to lay flat along the spike, facing upward.

Characteristicts Important to Control:

A perennial grass that is capable of re-growth from the strong, fibrous root system.

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