To spread the love and knowledge of orchids.

Next Meeting:

March 9th and 10th - Our 2019 Spring Show - Chicago Botanic Gardens

Show is open 10:00 a.m. to 4:00 p.m. both days.  

Please see the show drop-down for more specific information about the show.

  • Come out and shop at our terrific Orchid Vendor tables, as well as the IOS membership table. 
  • Join the Illinois Orchid Society.  You can also join the American Orchid Society.
  • Bring in your orchids for repotting at a nominal charge
  • See rare orchids that you'll only see in nature in exotic locals or in books
  • Talk to people who are passionate orchid growers
  • Participate in our plant raffles
  • See the CBG Orchid Show, 'In the Tropics'

The IOS Show is free, but normal parking fees apply.  There is a charge to see the CBG Orchid Show - you can purchase tickets by clicking here














Generally, meetings at CBG are as follows:

11:00 a.m. Meet & Greet
11:30 a.m. Mentors Meeting
12:30 p.m. Plant judging starts
12:30 p.m. Monthly workshop
Short Business Meeting
1:15 p.m. approx., Speaker begins
Schedule is subject to change as needed.

Please note: No recording or videotaping of our meetings or guest speakers without the express written approval by the Illinois Orchid Society Board of Directors and knowledge of the Society members.