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
Pogonia verticillata
Sun Exposure
Partial to Full Shade
Foliage
Herbaceous
Height
12-18 in. (30-45 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)
Danger
N/A
Bloom Color
Chartreuse (yellow-green)
Brown/Bronze
Bloom Time
Mid Spring
Late Spring/Early Summer
Other Details
Category
Perennials
Water Requirements
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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M
M
Hanover Twp., PA (Zone 6a) | May 2007 | positive

This is a beautiful flower. Easily mistaken for Indian cucumber because the foliage is similar. It is much easier to ID when in bloom t...Read More

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

This orchid is overall small in size but the flowers are actually fairly large. The flowers are short-lived and plants only blooms in ce...Read More

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