The unique collection of plants at the Bartlett Tree Research Laboratories arboretum serves as a research grounds and outdoor classroom.

A few of the highlights include:

• one of the best collections of oak and conifer on the east coast
• the biggest collection of magnolia in the country;
• an extensive collection of holly, elm, crapemyrtle, crabapple, maple and rhododendron; and
• numerous display gardens.

In addition to the collections and research areas, several ponds, natural areas and woodlands nestled throughout the arboretum provide a home to a variety of wildlife. As a learning and research facility, the arboretum is not open to public visits but tours can be arranged through appointment.