• Image 1: Identification of wood anatomy is important in all aspects of arboriculture.
    November 2, 2024

    The general identification terms of sapwood and heartwood are used in many aspects of the plant sciences, especially in arboriculture. These terms are used loosely by many practitioners to identify the outer portion of a branch or stem and the [...]

  • Poor growing conditions
    November 1, 2023

    The following is an excerpt from “Arboricultural Practices, A Scientific Approach,” a new book by Lindsey Purcell, with illustrations by Jeff Harris. It is tentatively scheduled for release in January 2024. This excerpt has been edited for style and length. [...]

  • November 1, 2022

    Modern arborists can be identified as professionals in the tree care industry who recognize the importance of staying current with research and best-management practices. They seek to improve their personal and professional potential through achievements such as earning industry credentials, [...]

  • August 1, 2022

    What does it mean to operate a good, professional business? What role does ethics play in everyday business? Professionalism and ethics are two words that are seemingly important to many individuals, and yet, in our behavior, we often, unconsciously or [...]

  • February 1, 2022

    The maintenance of plants in the urban landscape is, at times, demanding. The many challenges that imperil trees in the urban forest are numerous and increasing. Plant health care (PHC) requires education, experience and credible resources to make informed decisions [...]