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Species Orchid, Goldie's Round-leaved Orchid, Platanthera

Platantheramacrophylla

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Family

Orchidaceae (or-kid-AY-see-ee)

Info

Genus

Platanthera (pla-TAN-ther-uh)

Info

Species

macrophylla (mak-roh-FIL-uh)

Info

Synonym

Habenaria macrophylla

Lysias macrophylla

Platanthera macrophylla

Sun Exposure

Light Shade

Partial to Full Shade

Full Shade

Foliage

Herbaceous

Smooth

Height

12-18 in. (30-45 cm)

18-24 in. (45-60 cm)

Spacing

9-12 in. (22-30 cm)

Hardiness

USDA Zone 2a: to -45.5 °C (-50 °F)

USDA Zone 2b: to -42.7 °C (-45 °F)

USDA Zone 3a: to -39.9 °C (-40 °F)

USDA Zone 3b: to -37.2 °C (-35 °F)

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)

Danger

Unknown - Tell us

Bloom Color

Green

Pale Green

Bloom Time

Late Spring/Early Summer

Mid Summer

Other Details

Gardener's Notes:

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positive

neutral

negative

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Todd_Boland

St. John's, NL (Zone 5b) | January 2005 | neutral

This species is nearly identical to P. orbiculata and the two often co-occur in the shaded coniferous forests they both inhabit. This sp...Read More

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Species Orchid, Goldie's Round-leaved Orchid, Platanthera

Platantheramacrophylla

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