Celebrate the day with a wide variety of demonstrations, garden and grounds tours, a plant sale, and children's activities. Watch Taltree's arborists climb the ancient Signature Oak tree, or get an overview of the art of Bonsai. Find out how to care for your garden tools, learn how to create a mixed planter for cacti and succulents, or get some rose care advice from the Duneland Rose Society.

From Fannie May to Brach's Candies, Tootsie Rolls, Frango Mints, Lemonheads and more, Chicago has a tasty history of making candy loved the world over. Learn about Chicago's sweet history and how candy and the City of Chicago grew up together. May 11-Sept. 18.