Plan Your Visit March 11 - 19, 2017 HOLLAND: Flowering the World, will showcase the extraordinary plants, creativity and talent of this region’s top horticulturists and designers along with award winning landscape and floral designers from the Netherlands. The Flower Show is a top destination and “must experience” horticultural event, attracting 250,000 visitors annually to the Pennsylvania Convention Center, a showcase of excellence that dates back to 1829. From towering win