Property owners, the Emerald Ash Borer (EAB) officially reached Denver in 2025, and the insect has killed hundreds of millions of Ash east of the Mississippi River. Colorado will be no different since this is a 100 percent mortality insect for untreated trees....
Cottonwoods are native to Colorado’s Eastern Plains. They grow in wetter soils along rivers, lakes, and irrigation ditches in groves or bosques. Caring for Cottonwoods in urban landscapes requires significant space, consistent watering, and proactive pruning to manage...
Complete 2026 Guide to Choosing the Right Arborist Finding a reliable Denver tree service should not feel like navigating a maze of Google results, conflicting reviews, and vague pricing. After working with Denver homeowners for almost five decades and maintaining...
When homeowners think about keeping their trees healthy, they usually picture fertilizer, water, mulch, and maybe insect or disease treatment. But one of the most powerful, least appreciated ways to protect a tree’s long-term health is proactive pruning. Done at...
The Tree of Heaven (Ailanthus altissima) got its name from the Indonesian word “ailanto” or “ailanthus,” meaning “tree of the gods.” A better name for the tree would be Tree from Hell because it outcompetes other plants wherever it...
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