2023 C.S.A. Farm Shares now available!
Save 5% on 2023 C.S.A. memberships, now through February 1, 2023.
Office and home delivery is available year-round throughout Eastern MA from Worcester to Boston, North Shore and Cape Cod, as well as Manhattan and Brooklyn.
Or, pickup from one of 30+ convenient pickup sites.
Choose FULL Shares (weekly) or FLEX Shares (flexible schedule).

C.S.A. farm shares
Learn more
Spring Greenhouse Garden Party
Join us this May for a celebratory Garden Party to explore our newly constructed greenhouses in the heart of our Sudbury farmland!
About Us
We’re a family farm, in our 18th year of operation, cultivating 75 acres of protected farmland in Sudbury and Sterling, MA. We grow over 100 varieties of vegetables for our year-round CSA, our farmstores in the Boston Public Market and Boston’s South End, and for select restaurants and chefs.
Check out our Virtual Farm Tour!
Our Farmstores
Siena Farms South End
106 Waltham Street, Boston
Every day, 11am-7pm
Siena Farms @ Boston Public Market
100 Hanover Street, Boston
Monday & Tuesday, 8am-6pm
Wednesday-Saturday, 8am-7pm
Sunday, 10am-6pm
Order our veggies, pantry items, fresh cheeses, breads, fruits, and more à la carte online via Mercato for home delivery!