Species Orchid, Isotria, Medeola-Like Isotria, Small Whorled Pogonia

Isotriamedeoloides

Family
Orchidaceae (or-kid-AY-see-ee)
Genus
Isotria (eye-SOH-tree-uh)
Synonym
Arethusa medeoloides
Isotria affinis
Pogonia affinis
Sun Exposure
Full Sun
Sun to Partial Shade
Light Shade
Foliage
Herbaceous
Smooth
Textured
Height
under 6 in. (15 cm)
6-12 in. (15-30 cm)
Spacing
9-12 in. (22-30 cm)
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)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
Bloom Color
Green
Bloom Time
Late Spring/Early Summer
Other Details
Category
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
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
Regional

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Gardener's Notes:

1
positive
1
neutral
0
negative
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P
Valparaiso, IN | May 2012 | positive

EXTREMELY RARE ORCHID.

The small whorled pogonia is threatened by loss of forest habitat to residential development and ...Read More

T
St. John's, NL (Zone 5b) | January 2005 | neutral

This species is not nearly as showy as I. verticillata and is far rarer. It grows in open, deciduous forest from Maine and along the App...Read More

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