Skip to content
1927 Map of the Arboretum

Visit the Library

The Horticultural Library and Archives are currently closed, as are all the buildings at the Arnold Arboretum. You may visit the library online and engage with library staff via email. Lisa Pearson, ca. 2010.
Library reading room

At Your Service

We are pleased to assist you with navigating our collections.

Please e-mail us at

Charles S. Sargent and Charles E. Faxon seated in front of herbarium cases.
The founder of the Arboretum Library Charles Sprague Sargent and the first librarian Charles Edward Faxon. Unknown photographer, 1882. Arnold Arboretum Archives.

Covid Notice

The physical location of the library in the Hunnewell Building is currently closed to the public in response to COVID. Researchers are welcome by appointment. Please email us at to schedule a time.

Standard Hours

We are open to the public by appointment Tuesday through Friday, 10:00am–4:00pm. Changes in hours of operation are posted here [scroll down to Arnold Arboretum]. Please email to reserve a time. Because of our limited staffing, we cannot accept drop in visitors.

No coats or bags are allowed in the library; check them in the lockers on the first floor. Please refer to our Use of the Library and Archives guidelines.

Our Philosophy

As a small collection in the Harvard Library system, the Arnold Arboretum Horticultural Library and Archives’ success is the result of the quality, dedication, and special expertise of our staff. Teamwork, cooperation, courtesy, and respect coupled with the desire to share information with all who seek it are our guiding principles.

A corner of the library in a 1903 photograph by Thomas Marr.
A corner of the library in a 1903 photograph by Thomas Marr. Archives of the Arnold Arboretum.

Permissions, Licensing, Imaging Services

We regulate the use of materials in our collections. Our access, reproduction, and publication policies were established by the Library with the advice of Harvard’s Office of the General Counsel. Our policies balance the needs of patrons, the rights of the copyright holder, and our rights and responsibilities towards our collections.

Our licensing agreement, permissions documents, and fee schedules:

Council on Botanical and Horticultural Libraries logo

Member of the Council on Botanical and Horticultural Libraries.

An international organization whose purpose is to initiate and improve communications among persons and institutions concerned with the development, maintenance and use of libraries of botanical and horticultural literature.