The Barnes Merion
The Barnes Foundation

The former Barnes residence is nestled in a 12-acre arboretum, notable for over 2,500 taxa of woody plants and trees. Merion is also home to the Barnes Foundation's horticulture program.

History of the Arboretum

Learn about the people who helped the Arboretum grow. Learn more


The plants propagated in the greenhouse are used for education and display. Learn more

Horticulture Courses

The Arboretum is currently open for Horticulture Courses. Learn more