// SPECIES PROFILE · GRASS · NATIVE

Slender spikerush

Eleocharis tenuis

Slender spikerush (Eleocharis tenuis) is a grass in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 3a–10a. Mature size 6"–3'.

// QUICK FACTS

Family: —
Group: grass
Native range: Native to 33 U.S. states, including AL, AR, CT, DC, DE, GA…
USDA hardiness: Zones 3a–10a
Mature size: 6"–3'
Sun: Full sun
Water: Low · xeric
Bloom: —
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Slender spikerush (Eleocharis tenuis) — *Eleocharis tenuis* — Slender spikerush. Photo via iNaturalist — (c) Kenneth Burdick, some rights reserved (CC BY).

Field Notes

[ growing · ecology · siting · care ]

Slender spikerush (Eleocharis tenuis) is a grass in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 3a–10a. Mature size 6"–3'. 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, slender spikerush pairs naturally with: Big Bluestem (Andropogon gerardii), Fox Sedge (Carex vulpinoidea), Indiangrass (Sorghastrum nutans), Little Bluestem (Schizachyrium scoparium).