// SPECIES PROFILE · SHRUB · NATIVE

Plains zinnia

Zinnia grandiflora

Plains zinnia (Zinnia grandiflora) is a shrub in the — family. Native range includes KS, OK. Hardy in zones 2b–10b. Mature size 1"–8". Blooms May–Oct.

// QUICK FACTS

Family: —
Group: shrub
Native range: Native to AZ, CO, KS, NM, OK, TX
USDA hardiness: Zones 2b–10b
Mature size: 1"–8"
Sun: Part shade
Water: Low · xeric
Bloom: May–Oct
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Plains zinnia (Zinnia grandiflora) — *Zinnia grandiflora* — Plains zinnia. Photo by Stan Shebs via Wikimedia Commons (CC BY-SA 3.0).

Field Notes

[ growing · ecology · siting · care ]

Plains zinnia (Zinnia grandiflora) is a shrub in the — family. Native range includes KS, OK. Hardy in zones 2b–10b. Mature size 1"–8". Blooms May–Oct. 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, plains zinnia pairs naturally with: False Indigo Bush (Amorpha fruticosa), Smooth Sumac (Rhus glabra), Wild blue flax (Linum lewisii), Common elderberry (Sambucus nigra ssp. canadensis).