Discover the life histories of insect and plant species found in goldenrod fields.SUNDAY, SEPTEMBER 15Last Chance Café: The Secret Life of a Goldenrod Field2:00–3:30 PMMike Weilbacher, Naturalist and Author of Wild PhillyGoldenrod fields—the wrongful villains in thousands of allergy-relief commercials—are a critically important ecosystem for millions of butterflies, bugs, and birds, offering a last chance for life-saving pollen and nectar before the long winter sets in. In a combination of indoor talk and outdoor walk, …