August 18-20; Friday: noon–4pm; Saturday: 11–4pm; Sunday: 11–4pm https://arboretum.harvard.edu/events/event-signup/?id=76678 The Caterpillar Lab is coming to the Arboretum! This immersive, interactive exhibit features hundreds of native caterpillars at every stage in their life cycles. Learn from the experts as you explore the displays. The Lab offers something for every age group! FREE. Registration is not required but is appreciated as it helps us with planning. There will also be a caterpillar walk on Friday, August 18…

Sunday, August 20, 1:00pm-2:30pm https://arboretum.harvard.edu/events/event-signup/?id=76835 Families need nature at all times of the year! Following a StoryWalk® path, we’ll visit a nearby forest on Arboretum grounds and look under logs for the tiniest animals of the forest floor. Free and open to all, most suitable for children ages four through ten. FREE. Registration required.

Sunday, August 20, 2–3:30pm https://arboretum.harvard.edu/events/event-signup/?id=76668 Join docent Rick Ward for a tour of Peters Hill. Learn about the history of this lesser-known corner of the landscape and the uniqueness of the plants that grow here, including its history as a “testing ground” for trees that were resistant to cold, wind, heat and drought conditions. This diverse area is home to white pines, dawn redwoods, bamboo, ginkgoes, larches, and a truly magnificent crabapple collection. FREE. Registration…