// SPECIES PROFILE · GRASS · NATIVE

Great plains flatsedge

Cyperus lupulinus

Great plains flatsedge (Cyperus lupulinus) is a grass in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2b–11b. Mature size 1"–20".

// QUICK FACTS

Family: —
Group: grass
Native range: Native to 41 U.S. states, including AL, AR, CO, CT, DC, DE…
USDA hardiness: Zones 2b–11b
Mature size: 1"–20"
Sun: Part shade
Water: —
Bloom: —
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Great plains flatsedge (Cyperus lupulinus) — *Cyperus lupulinus* — Great plains flatsedge. Photo by Krzysztof Ziarnek, Kenraiz via Wikimedia Commons (CC BY-SA 4.0).

Field Notes

[ growing · ecology · siting · care ]

Great plains flatsedge (Cyperus lupulinus) is a grass in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2b–11b. Mature size 1"–20".

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, great plains flatsedge pairs naturally with: Fox Sedge (Carex vulpinoidea), Awlfruit sedge (Carex stipata), Broadleaf cattail (Typha latifolia), Fox sedge (Carex vulpinoidea var. vulpinoidea).