// SPECIES PROFILE · PERENNIAL · NATIVE

Whitemouth dayflower

Commelina erecta var. angustifolia

Whitemouth dayflower (Commelina erecta var. angustifolia) is a perennial in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2a–11b. Mature size 6"–3'. Blooms May–Oct.

// QUICK FACTS

Family: —
Group: perennial
Native range: Native to 35 U.S. states, including AL, AR, AZ, CO, DC, DE…
USDA hardiness: Zones 2a–11b
Mature size: 6"–3'
Sun: Part shade
Water: —
Bloom: May–Oct
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Whitemouth dayflower (Commelina erecta var. angustifolia) — *Commelina erecta var. angustifolia* — Whitemouth dayflower. Photo via iNaturalist — (c) Catherine C. Galley, some rights reserved (CC BY).

Field Notes

[ growing · ecology · siting · care ]

Whitemouth dayflower (Commelina erecta var. angustifolia) is a perennial in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2a–11b. Mature size 6"–3'. Blooms May–Oct.

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, whitemouth dayflower pairs naturally with: Broadleaf Arrowhead (Sagittaria latifolia), Lady Fern (Athyrium filix-femina), Sneezeweed (Helenium autumnale), Wild Strawberry (Fragaria virginiana).