PSU - Behrend

Table of Contents

Locations

  1. The Arboretum at Penn State Behrend

    1. Deciduous Trees

      1. Black Walnut

        Juglans nigra
        The Black Walnut tree grows 70-80' in height and attains diameters of 2 to 4'. Mature trees have a deeply furrowed gray- brown to nearly black bark. The brown to orange- brown twigs are stout, with large, shield shaped, conspicuous leaf scars