// SPECIES PROFILE · GRASS · NATIVE

Lopsided rush

Juncus secundus

Lopsided rush (Juncus secundus) is a grass in the — family. Native range includes AR, MO, OK. Hardy in zones 3a–10a. Mature size 1"–28". Blooms Apr–May.

// QUICK FACTS

Family: —
Group: grass
Native range: Native to 27 U.S. states, including AL, AR, CT, DC, DE, GA…
USDA hardiness: Zones 3a–10a
Mature size: 1"–28"
Sun: Full sun
Water: Low · xeric
Bloom: Apr–May
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Lopsided rush (Juncus secundus) — *Juncus secundus* — Lopsided rush. Photo by Robert H. Mohlenbrock. USDA NRCS. 1995. Northeast wetland flora: Field office guide to plant species. Northeast National Technical Center, Chester. Courtesy of USDA NRCS Wetland Science Institute. via Wikimedia Commons (Public domain).

Field Notes

[ growing · ecology · siting · care ]

Lopsided rush (Juncus secundus) is a grass in the — family. Native range includes AR, MO, OK. Hardy in zones 3a–10a. Mature size 1"–28". Blooms Apr–May. Low water use makes it a strong candidate for xeric and drought-conscious plantings.

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