Species Orchid, Corallorhiza, Mertens' Corallorhiza, Western Coral-Root

Corallorhizamertensiana

Family
Orchidaceae (or-kid-AY-see-ee)
Genus
Corallorhiza (koral-lor-ize-ah)
Species
mertensiana (mer-ten-see-AH-nuh)
Synonym
Corallorhiza purpurea
Corallorhiza vancouveriana
Neottia mertensiana
Sun Exposure
Sun to Partial Shade
Light Shade
Partial to Full Shade
Full Shade
Height
12-18 in. (30-45 cm)
18-24 in. (45-60 cm)
Hardiness
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
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)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
Bloom Color
Fuchsia (red-purple)
Maroon/Burgundy
White/Near White
Bloom Time
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
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
Patent Information
Propagation Methods
Seed Collecting
Regional

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Gardener's Notes:

0
positive
1
neutral
0
negative
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T
St. John's, NL (Zone 5b) | January 2005 | neutral

This saprophytic orchid often forms clumps of pale purplish-red stems. The flowers are pale purplish-brown and the lip is dark maroon. ...Read More

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