The Federation of Massachusetts Farmers Markets web site has a ticker tape across the top of the web site, listing alphabetically the cities of the markets, which days they are held, and the open season. They also have a notice at the top of the page: "Having trouble remembering when your local farmers market is open? We can help! Sign up here to set up a weekly reminder about the dates and times of your local farmers market; (you will be able to choose between text message, email message or telephone voicemail) " By clicking on "Markets," at the top of the page, you can search alphabetically.
The Harvest Co-op Market is located in Jamaica Plain (Centre Street) and Cambridge (Massachusetts Avenue, Central Square). They offer a wide variety of traditional, ethnic, and natural foods, at reasonable prices, both in packages and in bulk. You can buy in any quantity. Becoming a member allows you to receive a membership discount, receive e-mails of the monthly member appreciation day discount, and receive coupons in the mail.
Article on pesticides in food: "What’s in Your Fruits & Vegetables?" Nutrition Action Healthletter, July/August 2007