// SPECIES PROFILE · GRASS · NATIVE

S-curve three-awn

Aristida ramosissima

S-curve three-awn (Aristida ramosissima) is a grass in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 4b–10a. Mature size 6"–2'. Blooms Jul–Oct.

// QUICK FACTS

Family: —
Group: grass
Native range: Native to 13 U.S. states, including AR, IA, IL, IN, KS, KY…
USDA hardiness: Zones 4b–10a
Mature size: 6"–2'
Sun: —
Water: —
Bloom: Jul–Oct
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

S-curve three-awn (Aristida ramosissima) — *Aristida ramosissima* — S-curve three-awn. Photo by National Museum of Natural History via Wikimedia Commons (CC0).

Field Notes

[ growing · ecology · siting · care ]

S-curve three-awn (Aristida ramosissima) is a grass in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 4b–10a. Mature size 6"–2'. Blooms Jul–Oct.

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, s-curve three-awn pairs naturally with: Big Bluestem (Andropogon gerardii), Common Rush (Juncus effusus), Eastern Gamagrass (Tripsacum dactyloides), Eastern Woodland Sedge (Carex blanda).