The Orchid Show On Broadway showcases 5,000 beautiful orchid flowers from one of the bvest orchid collections in the world. Over 300 types of orchids are displayed in dramatic curtains, arcades, and chandeliers under the domes of America’s largest glass conservatory. The Orchid Show On Broadway will be held March 5 – April 25, 2011, Enid A. Haupt Conservatory, New York Botanical Garden.