Next Meeting March 16 CANCELLED

Our next monthly meeting will be on Monday March 16th at the National Arboretum's Visitor Center.   Thomas Sampliner will be giving a talk titled "Orchids of Northern Thailand during the Late Dry Season".  In addition to photos of orchids in-situ, the talk will include other wildlife, and selected cultural sites.  Thomas Sampliner is a well known nature writer, photographer and speaker.  This should be a great evening!!

Learn More

2020 NCOS Orchid Auction

Save the date!

The NCOS Orchid Auction will be held Saturday April 25th at the North Chevy Chase Christian Church in Chevy Chase, MD.  This is always an exciting events with hundreds of orchids up for bid!  For more details...

Learn More

Calendar of events

Here are some of our upcoming events:

  • March 16, 2020 - CANCELLED
    NCOS monthly meeting:  Thomas Sampliner:  Orchids of Northern Thailand during the Late Dry Season
  • April 3-5, 2020 - CPOS Orchid Show in State College, PA
  • April 3-5, 2020 - SEPOS Orchid Show in Oaks, PA
  • April 10-11, 2020 - LFOS Orchid Show in Winchester, VA
  • April 20, 2020 - NCOS monthly meeting:  Peter Lin of Diamond Orchids
  • April 25, 2020 - the Annual Orchid Auction
  • May 18, 2020 - NCOS monthly meeting:  Tom Mirenda
  • Jun 28, 2020 - NCOS Summer Picnic in Chevy Chase, MD
Learn More

The National Capital Orchid Society Welcomes you!

We are a group of orchid afficionados in the greater Washington DC area.  The group was founded in 1947 and has been going strong ever since.  We have over 120 active members in the District of Columbia, Maryland, Virginia and West Virginia.

We have 7 monthly meetings with featured speakers and a fantastic show table filled with dozens of blooming plants.  There are also several special events, including the NCOS Annual Orchid Show.

We invite you to join us and learn more about these fascinating, gorgeous plants!

Visit our Facebook page

Holcoglossum kimballianum

Consider joining our society!

We welcome anyone in the area to come to our events and become actively involved in our group as a full member.  Some of the benefits of membership include:

  • Behind the scenes access to the NCOS Orchid Show, including a preview party and early access to the sales area.
  • Join us at the Summer Picnic for our plant swap and auction.
  • Pre-orders from visiting speakers who often bring plants for sale.
  • Access to a wealth of knowledge from other club members, including an email discussion group.
  • The monthly newsletter, which includes up to date information and great photos.
  • The member directory
  • Field trips to members' greenhouses and orchid nurseries in the local area.