Tree Health News & Expert Tips
Outbreak alerts, seasonal care guides, and expert advice from ISA Certified Arborists to keep your trees healthy.
FeaturedResearchMarch 17, 2026
Climate Change and Tree Health: What's Changing
Rising temperatures, shifting precipitation patterns, and expanding pest ranges are transforming tree health across the continent. Understand the key impacts and what they mean for the trees in your yard.
Read more →ResearchMarch 13, 2026
The Importance of Trees in Urban Environments
Urban trees do far more than look pretty. From cooling cities and cleaning air to boosting property values and improving mental health, the benefits of urban trees are backed by decades of research.
TreeIssues Editorial Team
ResearchFebruary 5, 2026
Understanding Tree Root Systems: Why Roots Matter
Most people never think about tree roots until something goes wrong. Learn how root systems actually work, why they matter for tree health, and how to avoid the common mistakes that damage them.
Jason James, ISA Certified Arborist WI-1418A