Growing conditions
Cool Temperature class
26–1,463m Elevation
11°C Day/night drop
1,159mm Annual rainfall
Year-round Rainfall pattern
Temperature
43°N Northern Hemisphere Day high Night low Range across populations
Rainfall
1,159mm/yearJan -1° -4–1 -11° -15–-8 86mm
Feb 0° -3–3 -10° -14–-8 77mm
Mar 5° 2–8 -6° -8–-3 92mm
Apr 12° 9–14 0° -2–2 95mm
May 19° 17–20 6° 4–7 104mm
Jun 23° 22–25 11° 9–12 105mm
Jul 26° 24–27 13° 12–15 104mm
Aug 25° 23–26 13° 12–14 102mm
Sep 20° 19–22 9° 8–10 100mm
Oct 14° 12–17 3° 2–5 96mm
Nov 8° 5–10 -1° -3–0 103mm
Dec 2° -1–4 -7° -11–-5 95mm
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Hybrids from Platanthera grandiflora
As seed parent
Synonyms
Blephariglottis grandifloraBlephariglottis grandifloraBlephariglottis grandifloraBlephariglottis grandifloraBlephariglottis grandifloraBlephariglottis psycodesFimbriella grandifloraFimbriella psycodesHabenaria fimbriataHabenaria fimbriataHabenaria fimbriataHabenaria grandifloraHabenaria psycodesOrchis fimbriataOrchis grandifloraPlatanthera fimbriataPlatanthera fimbriataPlatanthera grandifloraPlatanthera grandifloraPlatanthera grandifloraPlatanthera grandifloraPlatanthera psycodes