Events

    Crabapple and Maple Festival at the Arnold Arboretum

    Location: 

    Maple Collection on Meadow Road & Crabapple Collection on Peters Hill, Arnold Arboretum, Boston

    Celebrate fall color at the Arboretum! Join the festivities for children’s activities, learn about the Crabapple and Maple Collections from staff and volunteers, and view our plants up close with our microscope station. Registration not required, but greatly appreciated.

    Learn more and register.

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    Lilac Sunday

    Location: 

    Arnold Arboretum, 125 Arborway, Boston

    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.

    Learn more.

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    2021 Arnold Arboretum Tournament of Trees

    Location: 

    Arnold Arboretum—Online

    Participate in the Arnold Arboretum’s 2021 Tournament of Trees! Get to know this year’s Sweet Sixteen contenders (March 3–9) and cast your votes in this fun bracket style tournament. Let the March Tree Madness games begin.

    The tournament schedule is:

    • Sweet Sixteen Round: March 3-9
    • Elite Eight Round: March 10-16
    • Final Four Round: March 17-23
    • Championship Round: March 24-30
    • Winner Announcement: April 1

    Learn...

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    The Bare Essentials: Winter Trees

    Location: 

    Hunnewell Building, Arnold Arboretum, 125 Arborway, Boston

    Winter is the barest of times in the Arboretum; however, there is much to see and much happening in the landscape. Join a docent for a walk on the bare side—notice shapes, textures, even the personalities of plants that are often missed when the land is heavy with green. You will see buds already forming and the dried seeds that are more visible when leaves are gone.

    Learn...

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    Collections Up Close: Fruits of the Bradley Rosaceous Collection

    Location: 

    Bradley Rosaceous Collection, Arnold Arboretum, 125 Arborway, Boston

    Join the Arnold Arboretum for tours, family activities, and festivities inviting you to discover the diversity of the rose family (Rosaceae) which includes more than four thousand species. Many of the rose family taxa are of great importance to humans and the agricultural economy, and are vulnerable to extreme weather that is becoming the new norm. Come learn more about the many fruits of the rose family, a welcome buffet for our local wildlife.

    ...

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