Arnold Arboretum

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Due to severe winter storm warnings, the Visitor Center will be closed Friday and Saturday, February 8-9.

View sketches, drawings, and paintings of the Arboretum by Paul Olson.

Harvard’s James Hanken explores the current state of biodiversity, February 25.

The Larz Anderson Bonsai Collection at the Arnold Arboretum celebrates its hundredth anniversary in America this year. more »

Ned Friedman uses Darwin’s life to teach the basics of evolution in a freshman seminar called “Getting to Know Darwin.” more »

Arnold Arboretum uses mobile mapping to increase access to botanical collections. more »

Arboretum Director Ned Friedman follows the development of photosynthetic life from water to land. more »

Warm weather in 2010 and 2012 resulted in the earliest spring flowering in the eastern US in 150 years of record keeping. more »