About Us Two Have Become One Penny's Flowers opened in Glenside in 1937. We are proud to join Plaza Flowers and allow a new family to continue as Glenside’s premier florist, event decorator and gift shop.We have partnered with the Drummond family to create Penny's by Plaza Flowers, serving Philadelphia and suburbs with high quality flowers, plants, and gift baskets 7 days a week. You now have the opportunity to experience the best of both stores. The distinctive designs and friendly service will continue, plus