BY MICHAEL J. RAUPP, PH.D., AND PAULA M. SHREWSBURY, PH.D. In Part 1 of this article (TCI Magazine, October 2025), we introduced four foundational elements useful in diagnosing problems with trees and shrubs, represented by the acronym SPSD, and discussed the first “S,” which stands for “site,” and the “P,” which stands for “plant.” In part 2, we’ll discuss the second “S,” which stands for the “symptoms.” Knowledge of signs and damage symptoms is a powerful tool in making an accurate diagnosi...
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BY MICHAEL J. RAUPP, PH.D., AND PAULA M. SHREWSBURY, PH.D. In Part 1 of this article (TCI Magazine, October 2025), we introduced four foundational elements useful in diagnosing problems with trees and shrubs, represented by the acronym SPSD, and discussed the first “S,” which stands for “site,” and the “P,” which stands for “plant.” In part 2, we’ll discuss the second “S,” which stands for the “symptoms.” Knowledge of signs and damage symptoms is a powerful tool in making an accurate diagnosi...
BY PETER GERSTENBERGER The Tree Care Industry Association in August welcomed George Strout as its Strout will lead TCIA’s efforts to mobilize tree care professionals across the country in support of smart policy and industry advancement. With more than a decade of experience in grassroots organizing, legislative strategy and PAC (political action committee) engagement, Strout brings a deep understanding of how to activate stakeholders and influence decision-makers. Remember to get your...
TCI Magazine Audio Edition
BY MICHAEL J. RAUPP, PH.D., AND PAULA M. SHREWSBURY, PH.D. In Part 1 of this article (TCI Magazine, October 2025), we introduced four foundational elements useful in diagnosing problems with trees and shrubs, represented by the acronym SPSD, and discussed the first “S,” which stands for “site,” and the “P,” which stands for “plant.” In part 2, we’ll discuss the second “S,” which stands for the “symptoms.” Knowledge of signs and damage symptoms is a powerful tool in making an accurate diagnosi...
