Lilac Sunday 2023
May 14, 2023
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. Picnicking in the Arboretum landscape is permitted on this day only.
Lilac Collection
With 399 lilac plants representing 177 taxa (kinds), the Arboretum holds one of the premier lilac collections in North America. Lilac Sunday has been celebrated at the Arnold Arboretum since 1908.
More info: http://arboretum.harvard.edu/events/lilacs-at-the-arnold-arboretum/