Where to find GZ produce At the farm! Saturdays are the best day for maximum availability. Call or text Tasneem at 523-348-9293 before you come please! Headhouse Farmers Market, 2nd and Lombard Streets, Philadelphia, PA. Sundays, 10 am – 2 pm Share this:TwitterFacebookLike this:Like Loading... Share this:TwitterFacebookLike this:Like Loading...