Yellow Lady's Slipper Orchid (Cypripedium calceolus)

Common names:
Give a thumbs up Yellow Lady's Slipper Orchid
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Give a thumbs up Moccasin Flower

Botanical names:
Cypripedium calceolus Accepted
Cypripedium atsmori Synonym
Cypripedium microsaccos Synonym

General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun to Partial Shade
Water Preferences: Dry Mesic
Soil pH Preferences: Slightly alkaline (7.4 – 7.8)
Moderately alkaline (7.9 – 8.4)
Flowers: Showy
Flower Color: Bi-Color: Yellow Russet
Bloom Size: 4"-5"
Flower Time: Other: The plant flowers the first time after 16 years
Underground structures: Rhizome
Conservation status: Least Concern (LC)

Conservation status:
Conservation status: Least Concern

Photo gallery:

Discussion Threads about this plant
Thread Title Last Reply Replies
Lady's Slipper by GeraldinePetraPosada Dec 13, 2017 12:07 AM 3
raising pH/alkalinity by Arico Oct 24, 2017 11:51 AM 3
Garden design (paint sketch) by Arico Nov 27, 2016 3:13 PM 5
Green False Hellebore (Veratrum viride); northern Idaho by tinypepa Jul 5, 2015 9:28 PM 6
Our Orchid blooms in May 2013 by Ursula Jun 1, 2013 6:33 AM 210
Welcome to British Gardening Part 3. by NEILMUIR1 Feb 28, 2014 12:45 AM 501
Spring Flowers 2. by NEILMUIR1 Jun 2, 2010 3:06 AM 204
Favorite Orchid Photos 2 by Ursula Apr 3, 2011 4:12 PM 111
Welcome to the orchidchat forum! by boojum Jul 11, 2011 8:01 AM 211

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