Bristlecone pines are iconic ancestors of the desert–wise, high elevation species that have witness innumerable changes over millennia. What lessons do the trees have for you this week?
There are multiple free ISA CEU training opportunities available this week.
Wednesday, July 30, 2025
Common Pests and Diseases in the US Landscape @ 12:00pm MT
Trees are an essential part of our urban and peri-urban landscapes. They provide innumerable amounts of benefits for people, wildlife, and society. However, trees in urban environments are often more susceptible to a range of plant-damaging pests and diseases. In this talk, we’ll learn about some common biotic issues affecting urban trees and explore practical management practices.
Patrick Anderson, Director of Research & Arborologists for Rainbow Ecoscience
Forestry Webinars
The Webinar Portal, a product of Southern Regional Extension Forestry (SREF) and winner of the 2011 USDA Forest Service’s Two Chiefs’ Partnership Award, is a “multi discipline” web platform used to promote and deliver live and on-demand virtual events and webinars focused on forestry, agriculture, conservation, climate science and other natural resource disciplines.
TreeStuff Webinars on YouTube
Watch a video and pass the quiz to qualify for free ISA CEUs.
Tree Care Industry Association (TCIA)
Introduction to Arboriculture Safety (1.25 ISA CEUs)
In this program, you will learn about general tree care safety so that you can avoid accidents while working in the field.
Susan Harwood Grant program OSHA Trainings (Up to 5 ISA CEUs)
Remember, you can always ask your local ISA chapter if your event qualifies for CEUs.
If your organization is hosting a free in-person or virtual ISA CEU opportunity, please reach out to so we can share it!
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