// SPECIES PROFILE · PERENNIAL · NATIVE

Large whorled pogonia

Isotria verticillata

Large whorled pogonia (Isotria verticillata) is a perennial in the — family. Native range includes AR, MO, OK. Hardy in zones 3a–11b. Mature size 1"–16". Blooms Apr–Jun.

// QUICK FACTS

Family: —
Group: perennial
Native range: Native to 31 U.S. states, including AL, AR, CT, DC, DE, FL…
USDA hardiness: Zones 3a–11b
Mature size: 1"–16"
Sun: Part shade
Water: —
Bloom: Apr–Jun
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Large whorled pogonia (Isotria verticillata) — *Isotria verticillata* — Large whorled pogonia. Photo by Jason Hollinger via Wikimedia Commons (CC BY 2.0).

Field Notes

[ growing · ecology · siting · care ]

Large whorled pogonia (Isotria verticillata) is a perennial in the — family. Native range includes AR, MO, OK. Hardy in zones 3a–11b. Mature size 1"–16". Blooms Apr–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, large whorled pogonia pairs naturally with: Broadleaf Arrowhead (Sagittaria latifolia), Blue-Eyed Grass (Sisyrinchium angustifolium), Butterfly Milkweed (Asclepias tuberosa), Cardinal Flower (Lobelia cardinalis).