The Greenmarket is located at the North and West sides of Union Square Park at E 17th St &, Union Square W, New York, NY 10003.  It is open every Monday, Wednesday, Friday and Saturday from 8 am to 6 pm and features vendors from around the state selling everything from fresh flowers, produce, meats, seafood, and cheese, as well as artisan foods, crafts, and homemade goods. Get fresh juices, plants, herbs, and light bites while strolling around this urban market.