// SPECIES PROFILE · GRASS · NATIVE

Carolina crabgrass

Digitaria cognata

Carolina crabgrass (Digitaria cognata) is a grass in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2b–11b.

// QUICK FACTS

Family: —
Group: grass
Native range: Native to 34 U.S. states, including AL, AR, AZ, CT, DE, FL…
USDA hardiness: Zones 2b–11b
Mature size: —
Sun: Part shade
Water: —
Bloom: —
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Carolina crabgrass (Digitaria cognata) — *Digitaria cognata* — Carolina crabgrass. Photo by Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. 3 vols. Charles Scribner's Sons, New York. Vol. 1: 124. Provided by Kentucky Native Plant Society. Scanned by Omnitek Inc. via Wikimedia Commons (Public domain).

Field Notes

[ growing · ecology · siting · care ]

Carolina crabgrass (Digitaria cognata) is a grass in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2b–11b.

Why it's on this list: native species profile. Native-range data from the Lady Bird Johnson Wildflower Center (NPIN), cross-checked against iNaturalist observations. Part of Rooted Revival's regional native plant catalog — true natives for Oklahoma, Arkansas, Missouri and Kansas.

Companion Planting

[ guild · polyculture · cross-layer pairings ]

In the same native range, carolina crabgrass pairs naturally with: Big Bluestem (Andropogon gerardii), Common Rush (Juncus effusus), Fox Sedge (Carex vulpinoidea), Indiangrass (Sorghastrum nutans).