Calendar of Events

November’s meeting will be held both in person and on Zoom. Meeting is 7 PM and the place is:

Lowry Conference Center
1061 Akron Way
Denver CO 80230

Interested members of the general public are welcome to attend up to two meetings before deciding whether to join the Denver Orchid Society.


The November meeting will be Tuesday, November 8th and will be presented by Glen Decker.

Glen will talk about his journey to see slipper orchids around the world, including Peru, Ecuador, and throughout Europe, and the things that he’s learned about growing them in the process. The lecture will include some history, travel, culture and stories about the people with our obsession. 

Glen Decker, formerly the owner of Piping Rock Orchids, has been growing orchids for over 40 years, and holds the degree of Associate in Applied Science in Ornamental Horticulture. He was the previous chair of the American Orchid Society’s Publications Committee and a past Director of the Orchid Digest Corporation.  Glen has won numerous AOS awards, including the Butterworth Prize, Nax Trophy, WW WilsonAward and the Carlyle A. Luer Award.  He has appeared in Martha Stewart’s BetterLiving Magazine and on a PBS TV special “Orchid Delirium”.  He rewrote the Slippersection of the Brooklyn Botanic Garden’s “The Best Orchids for Indoors” and was the technical editor for the “Orchids for Dummies” book.  He also has written many articles on Paphiopedilums and Phragmipedium, which have been published worldwide.


Meeting General Information
The Denver Orchid Society meets on the 2nd Tuesday of every month, with the exception of a summer break in July and August. Our meetings include a short business discussion, an informal Show-and-Tell, an expert speaker orchid presentation, and the sale of orchid plants.


2022 Meeting Schedule

  • January — Daryl Venables : Tolumnias
  • February — Carol Beule : Sarcochilus
  • March — Eric Sauer : Maxillarias
  • April — Dave Sorokowsky: Multifloral Paphiopedilums
  • May — Harry Gallis MD : Dendrobium bigibbum hybrids
  • June — Marni Turkel : Dendrochillums
  • July — No Meeting
  • August — DOS Potluck and Plant Auction
  • September — Jason Fisheri : Paphiopedilum Maudiae complex.
  • October –– Ron Kaufmann : Rupicolous Orchids
  • November — Glen Decker: Slipper Orchids
  • December  — TBD

 Rocky Mountain Judging Center Sessions

2019 RMJC Schedule
General Information

Judging sessions are open to all orchid growers and are held on the 2nd Saturday of each month at the Colorado Federation-Garden Clubs building, 1556 Emerson Street in Denver. Off-street parking is available. Centrally located just north of Colfax, this location is close to Denver Botanic Gardens. Everyone is welcome, so try to attend at least once. Bring your best plants and stay a while. It is a great educational experience.
Map >

Typical Session

6:00 p.m. – Judges training
6:30 p.m. – Plant registration
7:00 p.m. – Judging begins (except during the DOS annual show in which case judging starts the morning before the show opens to the public.)