Species Orchid, LargeWhorled Pogonia
Isotriaverticillata

Family: Orchidaceae (or-kid-AY-see-ee)
Genus: Isotria (eye-SOH-tree-uh)
Species: verticillata (ver-ti-si-LAH-tuh)

Synonym:Arethusa verticillata

Synonym:Pogonia verticillata

Category
Perennials

Water Requirements

Sun Exposure
Partial to Full Shade

Foliage
Herbaceous

Foliage Color

Height
12-18 in. (30-45 cm)

Spacing

Hardiness
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)

Where to Grow

Danger
N/A

Bloom Color
Chartreuse (yellow-green)
Brown/Bronze

Bloom Characteristics

Bloom Size

Bloom Time
Mid Spring
Late Spring/Early Summer

Other details

Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)

Patent Information

Propagation Methods
From seed; germinate in vitro in gelatin, agar or other medium

Seed Collecting
Allow pods to dry on plant; break open to collect seeds