Visit the Bonsai and Penjing Pavilion from 11am–1pm to learn about this collection of historic trees from our knowledgeable docents.

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Join us for the first Lilac Sunday since 2019! We’ll be celebrating 150 years of Arboretum history and 112 Lilac Sundays.

Experience the springtime bloom of our renowned collection of nearly 400 lilacs. Visit for tours with Arboretum experts, hands-on children’s programming, and more.

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Enjoy a free guided tour of the Arnold Arboretum landscape with a knowledgeable docent. Tours are appropriate for adults and last approximately 90 minutes. History, highlights of the landscape, seasonal interest and more!

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