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Massachusetts Orchid Society

The Massachusetts Orchid Society (MOS) is a non-profit educational community of diverse members that come together to socialize, learn and share their interests in orchids. All our meetings are open to the public and we welcome all to come "kick the wheels". Click on "ABOUT" to learn more. 

NHOS - Special Auction

Auction of 100 species and hybrids from the collection of NHOS member Bob Cleveland during the October 14th, monthly meeting. MOS members welcome.

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Upcoming events

The 2023 Annual MOS Show and Sale will be  NOVEMBER 3rd-5th.

Plant Sales Hours:

 Nov. 3rd (Friday)

 12:30 - 5 PM
 Nov. 4th (Saturday)
 10 AM - 5 PM
 Nov. 5th (Sunday)
 10 AM - 4 PM

Location: Sons of Italy, 117 Swanton St., Winchester, MA

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Latest Newsletter

We publish a monthly newsletter that keeps members in-the-know between meetings. It features educational articles, upcoming events, a speaker preview, photos from the show table, and more. 


July is membership renewal time. Please renew online, by check or in-person.
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