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Weed Identification

little bluestem

Family

Poaceae

Scientific Name

Schizachyrium scoparium

Habit

It is a warm-season, bunch type grass that grows from 1 to 3 ft in height

Leaves

Leaf blades are flat, often rolled and can be smooth to hairy. Leaves are 2 to 12 inches long, 1.5-6mm wide, pointed with sheaths keeled and usually smooth. Ligule is a fringed membrane 0.5-2.5 mm long.

Identifying Characteristics

It gets its name from the bluish color of the stem bases in the spring. In the fall, the plants turn reddish-tan with cotton-tufted seedheads.

Flower Seed Head

The seedheads are racemes found singly, in pairs or in groups, and are produced in early fall. Flowers are followed by clusters of fluffy, silvery white seed heads.

Seed Fruit

Seeds have a finger-like shape resembling a turkey foot.

Where Found

Typically occurs on dry upland sites, hilltops, and prairies. It is adapted to many different soil types ranging from sandy to clay-loam textures but struggled in wetland areas. Native to U.S. and Canada. Little bluestem is found throughout Canada and the U.S. except Nevada and Washington. Little bluestem is used as a forage grass, ornamental grass and prairie restoration grass.

Leaf Hair on Upper Surface

no hairs

Leaf Arrangement

folded in bud

Mature Leaf Width

less than 5 mm

Stem

round

Seedhead

branched spike

Life Cycle

perennial

Auricle

not present

Ligule

membrane

Ligule Length

none

Plant Type

Grass