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Training

  • PHC Programs
    February 12, 2026

    PHC Programs Aren’t “Seasonal”

    By JOHN ROGALSKY

    The Rick's Certified Arborists crew. “But what are you going to do during the winter?” was the question that always followed the words of encouragement from friends in the industry after we first started Rick’s Certified Arborists. While [...]

    read more
  • Box Tree Moth
    February 12, 2026

    The Box Tree Moth: Coming Soon to a Neighborhood Near You!

    By MICHAEL J. RAUPP, PH.D., AND PAULA M. SHREWSBURY, PH.D.

    Distribution, Biology and Management of a Fast-Moving Invader Photo 1. Adult box tree moths have white bodies with brown heads. Wing markings are variable, often with large white central patches bordered by brown margins on both fore and hind [...]

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  • treeclimb
    January 6, 2026

    The Climb That Changed Everything

    By Compiled by Tchukki Anderson, BCMA, CTSP and Peter Gerstenberger

    When a woman calling herself GoldenLarch logged into the TreeBuzz arborist forum in late 2020, she wasn’t looking for applause – she was looking for honesty. At 28, after leaving a customer-service career and earning a horticulture certificate, she’d fallen [...]

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  • Science of Heavy Things
    January 5, 2026

    The Soft Science of Heavy Things

    By Compiled by Tchukki Anderson, BCMA, CTSP and Peter Gerstenberger

    Every industry breeds its own folklore. In tree work, cutting, hinging and rigging theories might make for some of the loudest campfire stories of all. On a TreeBuzz thread dealing with these topics, a post about “rip cuts” lit up [...]

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  • Ticks
    January 16, 2026

    Ticks, Lyme and the Alpha-Gal Curveball

    By Compiled by Tchukki Anderson, BCMA, CTSP and Peter Gerstenberger

    If you’re in the tree care world, ticks are more than a seasonal nuisance – they’re an occupational hazard. On TreeBuzz, a forum where arborists swap war stories and wisdom, a recent thread dug into ticks, Lyme disease and the [...]

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