Annual Potluck Dinner and Auction and Private Preview of The Orchid Show at Chicago Botanic Garden
Special Evening Event
Please join the Illinois Orchid Society for an engaging evening of everything orchids, celebrating the 2025 Annual Potluck and Auction, and private previewing of the Chicago Botanic Garden’s Orchid Show.
In order to attend this event, you must be a current IOS member, register through Evite, and present an IOS membership card upon event entry.
Members may attend with a guest and/or immediate family. Please bring a dish to share for 6-8 people for each member of your party.
5:30 pm – Doors open, silent auction bidding opens
5:45 pm – Please have your dishes to share arranged on the buffet
6:00 pm – Please have your plants in place for judging
6:00 pm – Dinner buffet opens
7:30 pm – Live auction starts
8:30 pm – Silent auction closes
Live Auction Items
We are pleased to announce the following orchids will be featured in the live auction:
Dendrobium cretaceum - Dendrobium cretaceum produces stunning flowers with delicate petals in shades of white, cream, or pale yellow, often with intricate patterns or markings. Its growing requirements are very similar to those of a nobile Dendrobium.
Donated by: Natt’s Orchids
Dendrobium anosmum - Dendrobium anosmum develops long canes that lose their leaves in winter, and then develops flowers all along the canes. The flowers are 3 inches in size and are fragrant smelling of fresh raspberries and cream.
Donated by: Chicago Botanic Garden
Cattleya species - A species to be announced, from the collection of renowned Cattleya grower, Bill Rogerson.
Donated by: Bill Rogerson
Coelogyne multiflora - This is a division from a plant that received a Certificate of Cultural Excellence and an Award of Merit by the American Orchid Society in 2021. It is a vigorous grower and floriferous species, with a strong fragrance.
Donated by: Barry Lubin
Dendrochilum pulcherrimum - Dendrochilum pulcherrimum is one of the more compact yet showy species in its genus. This plant branches profusely forming a very leafy and floriferous specimen of 4-inch long, fine chains of tiny orange-gold flowers that are lightly fragrant.
Donated by: Jim Ault
Brassolaeliocattleya Hausermann's Holiday - Vibrant, large 6" + blooms on this mature Cattleya hybrid, currently with two flowers and three buds.
Donated by: Orchids by Hausermann
Cattleya Brabantiae x amethystoglossa - This bifoliate hybrid produces pink flowers overlaid with pink spotting.
Donated by: Kay Perry
Vanda denisoniana - This is a specimen sized plant that blooms delightfully fragrant, two-inch flowers. The flowers are initially green to chartreuse, and as they age, they transition to bright yellow to gold or even orange with a white or light yellow lip.
Donated by: Jim Ault
Fun with a Purpose
One hundred percent of the night’s income will be donated to help an organization or researcher who is committed to orchid conservation.
Bring your blooming orchids and generous hearts!
We look forward to celebrating together!