Digitaria violascens

violet crabgrass
Family

Poaceae

Leaf Arrangement

alternate

Leaf Attachment

sheathing

Leaf Type

simple

Leaf Shape

linear

Growth Form

graminoid

Flower Color

inconspicuous

Flower Month

June - November

Height (meters)

0.2 - 0.8

Milky Sap

No

Armed/Unarmed

Unarmed

Origin

introduced

Lifespan

annual, perennial

Growing Season

Warm season


Wetland Class

FAC

Prairie Coefficient of Conservatism

-1

Field Characters

Very similar to (and some authors believe not distinct from) D. ischaemum which has spiklets 1.6 mm long or longer while D. violascens has spikelets that are 1.2-1.5 mm long.

Animal Use

This information is for the genus Digitaria with note that D. ischaemum, D. anguinalis, and D. filiformis are especially valuable to wildlife. Animals that eat its seeds: Ground dove, Mourning dove, Bobwhite quail, Wild turkey, Cowbird, Slate-colored junco, American pipit, Chipping, field, savannah and tree sparrows, Clay-colored and english sparrow, Pine-woods, song, swamp and white-crowned sparrows. Animals that eat the plants: Cottontail rabbit (Martin et al. 1951).

Natural History

The genus name Digitaria refers to the Latin word "digitus," or finger-like, and describes the type of seed head common to this group. A native of Europe now naturalized throughout most of the United States.

Habitat

Disturbed openings in pine forests.