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Other Names: foxtail barley, squirreltail barleyScientific Name: Hordeum jubatum L.
Plant Family: Graminae
Botanical Description: grassStems: may reach about 2 feet tall, simple, covered with leaf sheaths, generally erect but may recline at the base, growing in clumps
Leaves: linear blades rough on the upper surface, up to 0.25 inches wide, light bluish green
Roots: fibrous roots in thick, dense, clumped rootstocks
Flowers: on a nodding spike up to 2 inches long, with soft, yellow-green or purplish bristles
Seeds: Seed is yellowish, hairy, oblong, less than 0.25 inches, with a long, thin, sharp spike (awn) protruding 1 inch or more from the narrow end;. Seedhead is 1 - 2 inches long, nodding; spikes bristle out at maturation to create squirreltail appearance
Seedling:
Reproduction: perennialPropagation: seed, underground rhizomes
Dispersal: wind, attachment of seed to animals and humans
State: Common throughout Wisconsin.National: Found throughout continental U.S. excluding the southern and southeastern states and southeastern Texas.
Origin: native of northeastern North America
Often found on disturbed, waste or barren soils. Common invader of new plantings and bare patches in cranberry beds.
While scouting a cranberry bed for disease and insect pests, identify weed populations as they arise. Note the specie(s) of weed present as well as the population level relative to field area. Example: 10% squirreltail grass, 20% boneset and joe-pye weed mix.
HSfliger, E. and H. Scholz. 1981. Grass Weeds 2. Ciba-Geigy, Basle, Switzerland. p. 85.
Kummer, L. D., T. G. Dittl, and T. D. Planer. 1993. Wisconsin Cranberry Weeds. Wisconsin Cranberry Board, Wisconsin Rapids, Wisconsin. p. 25.
Lorenzi, H. J. and L. S. Jeffery. 1987. Weeds of the United States and Their Control. Van Nostrand Reinhold Company, New York, New York. p. 66.
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