Gardens & Collections

The arboretum radiates out from the Estate House in waves of color and texture, full of rare & unusual plants and trees. Take a walk along any of Welkinweir’s two miles of trails to experience more of these enchanting spaces.

Arboretum Map

View a map of our arboretum to explore our collection of historic and unique trees, and find Tribute Trees planted to commemorate an event or a loved one.

Garden Gallery

Learn more about each of the arboretum’s gardens by clicking on each image below.

Azalea Lane

Barn Ruins

Hillside Garden and Early Spring Walk

Pinetum

Lower Arboretum

Children's Garden

Chestnut Grove

Welkinweir is an ArbNet Level II Accredited Arboretum.

Welkinweir is proud to be a member of both Greater Philadelphia Gardens and the American Public Garden Association.