// SPECIES PROFILE · GRASS · NATIVE

Curtis' three-awn

Aristida dichotoma var. curtissii

Curtis' three-awn (Aristida dichotoma var. curtissii) is a grass in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2a–11b. Mature size 6"–2'. Blooms Aug–Oct.

// QUICK FACTS

Family: —
Group: grass
Native range: Native to 40 U.S. states, including AL, AR, CA, CO, CT, DC…
USDA hardiness: Zones 2a–11b
Mature size: 6"–2'
Sun: —
Water: —
Bloom: Aug–Oct
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Curtis' three-awn (Aristida dichotoma var. curtissii) — *Aristida dichotoma var. curtissii* — Curtis' three-awn. Photo via iNaturalist — (c) Matt Berger, some rights reserved (CC BY).

Field Notes

[ growing · ecology · siting · care ]

Curtis' three-awn (Aristida dichotoma var. curtissii) is a grass in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2a–11b. Mature size 6"–2'. Blooms Aug–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, curtis' three-awn pairs naturally with: Fox Sedge (Carex vulpinoidea), Little Bluestem (Schizachyrium scoparium), Awlfruit sedge (Carex stipata), Broadleaf cattail (Typha latifolia).