This small expanse manages to pack plenty of flora into its 4.5 acres. Your family will find a wide array of flowers and plants here, including sections devoted entirely to weeping willows, roses and linden trees.Water lilies begin blooming in the Lily Pond in May, while the 450-foot-long Fragrant Pathway is filled with lilacs, lilies and jasmine, providing further sensory treats for both kids' noses and their eyes.