Blog

Our Summer of Swings exhibition includes 10 swings across the Arboretum, and we want to see you capture the magic and joy of soaring on a swing in our gardens.

Maybe you've noticed that some trees in your neighborhood are losing leaves at an alarming rate, as if it's the second week of October instead of August. 

Earlier this month, our arborist team removed most of a damaged white pine that became a hazard to surrounding trees.

The genus Hypericum has a memorable etymology from the Greek: hyper, meaning “above” and eikon, meaning “image,” referring to the practice of hanging these flowers above icons.

There are few trees that rival the American elm’s historical significance in Philadelphia. Most notably, the original ‘Treaty’ elm was a large, wide-spreading tree under which William Penn and Tamanend, a chief of the Lenni-Lenape nation, signed a treaty of peace in 1683.

Pulmonaria spp. (lungworts) are spring-flowering plants named for the spotted leaves of the type species, P. officinalis.

The Morris Arboretum Urban Forestry Consultants recently inspected a tulip-tree (Liriodendron tulipifera) at the historic Anglecot property in Chestnut Hill, Philadelphia. The consultants first assessed this tree in 2009, after a resident expressed concern about a large cavity at the tree’s base.

Narcissus is an ancient name for native Mediterranean bulbs that produce showy yellow and white flowers in the spring.