Welcome

The Pennsylvania-Delaware Chapter of the International Society of Arboriculture was founded in 1960. Our mission is to provide quality educational opportunities for our members. There are currently over eight hundred members in the chapter including commercial, consulting, municipal, and utility arborists, researchers and educators, horticulturists, and individuals interested in the care of trees and landscapes.

What's New

Website being updated.

Please be patient during this transition. New information will be available soon.

Summer 2008 Newsletter Available

The Penn-Del Arborist (pdf)

A Quarterly Publication of the Pennsylvania-Delaware Chapter of the ISA