// SPECIES PROFILE · GRASS · NATIVE

Common threesquare

Schoenoplectus pungens var. pungens

Common threesquare (Schoenoplectus pungens var. pungens) is a grass in the — family. Native range includes AR, MO. Hardy in zones 2b–11b. Blooms Apr–May.

// QUICK FACTS

Family: —
Group: grass
Native range: Native to 31 U.S. states, including AL, AR, CT, DC, DE, FL…
USDA hardiness: Zones 2b–11b
Mature size: —
Sun: Full sun
Water: High · moisture-loving
Bloom: Apr–May
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Common threesquare (Schoenoplectus pungens var. pungens) — *Schoenoplectus pungens var. pungens* — Common threesquare. Photo via iNaturalist — no rights reserved.

Field Notes

[ growing · ecology · siting · care ]

Common threesquare (Schoenoplectus pungens var. pungens) is a grass in the — family. Native range includes AR, MO. Hardy in zones 2b–11b. Blooms Apr–May.

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, common threesquare pairs naturally with: Big Bluestem (Andropogon gerardii), Common Rush (Juncus effusus), Fox Sedge (Carex vulpinoidea), Indiangrass (Sorghastrum nutans).