Tangerini's Spring Street Farm  is offering winter and deep winter shares for its community supported agriculture, or CSA, program. Winter shares include five vegetable distributions between Nov. 3 and Dec. 29, and cost $255,  or $245  if paid by check. Deep winter shares are distributed five times between Jan. 14 and March 9,  and cost $225. Those wishing to sign up do not need to be shareholders during the main growing season, and can sign up for both winter and deep winter for $395. Visit www.tangerinisfarm.com  or call 508-376-5024  for more information.