// SPECIES PROFILE · GRASS · NATIVE

Early wildrye

Elymus macgregorii

Early wildrye (Elymus macgregorii) is a grass in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 3a–11b. Mature size 6"–4'. Blooms May–Jun.

// QUICK FACTS

Family: —
Group: grass
Native range: Native to 34 U.S. states, including AL, AR, CT, DC, DE, FL…
USDA hardiness: Zones 3a–11b
Mature size: 6"–4'
Sun: —
Water: —
Bloom: May–Jun
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Early wildrye (Elymus macgregorii) — *Elymus macgregorii* — Early wildrye. Photo by Yann Kemper via Wikimedia Commons (CC0).

Field Notes

[ growing · ecology · siting · care ]

Early wildrye (Elymus macgregorii) is a grass in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 3a–11b. Mature size 6"–4'. Blooms May–Jun.

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, early wildrye pairs naturally with: Big Bluestem (Andropogon gerardii), Fox Sedge (Carex vulpinoidea), Indiangrass (Sorghastrum nutans), Little Bluestem (Schizachyrium scoparium).