Open Wednesdays year-round on North and West sides of Union Square Park - the world-famous Union Square Greenmarket. Cooking demonstrations take place at the Market Information tent every market day. April through November, demos are led by the Natural Gourmet Institute weekly on Wednesdays 11:00am - 1:00pm. Beer & Spirits of New York Pop-up March - December, every Wednesday. Market Hours: 8:00am - 6:00pm. More Info below.