Open year 'round! The new Milton & Catherine Hershey Conservatory features hundreds of tropical butterflies and horticultural displays in the indoor Butterfly Atrium. Hershey Gardens is filled with 23 acres of magnificent theme gardens, colorful seasonal displays, more than 3,500 rose bushes and a whimsical Children's Garden. This botanical gem is a garden for all seasons! Special events and educational programs take place throughout the year and guided tours are available by reservation.