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Large Whorled Pogonia

Isotria verticillata

Last reviewed: June 2026

Large Whorled Pogonia (Isotria verticillata)
Photo: Barnes Dr Thomas G, U.S. Fish and Wildlife Service / Wikimedia Commons (Public domain)

Light

part shade

Water

medium

Size

4"–12" H × 3"–8" W

Bloom

May, Jun

Native to

AL, AR, CT, DE and 26 more states

Pollinators

bees

Large whorled pogonia is a rare native orchid that produces a single whorl of five or six leaves at the top of its stem. It blooms in late spring with a distinctive greenish-purple flower that sits above the leaf whorl, then goes dormant by midsummer.

In an HOA neighborhood

Large Whorled Pogonia takes more care to keep looking intentional in a front yard. Maintenance level: high. Consider it for backyard or mid-zone beds rather than the street edge.

Works well in: backyard only.

  • Disappears completely by midsummer leaving bare spots
  • Extremely rare and unusual appearance may concern neighbors
  • Requires specialized growing conditions

Wildlife value

This orchid attracts small native bees during its brief blooming period. As a rare native plant, it contributes to local biodiversity when successfully established.

Native range data from the USDA PLANTS Database and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

Does Large Whorled Pogonia fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.