Emerald Ash Borer in Denver: Why May 15 – June 15 Is the Critical Treatment Window

by John Downs | May 6, 2026 | Plant Health Care, Tree Biology, Tree Health Care, Tree Insect Control, tree pruning

  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....

Cottonwood Trees in Denver: Should You Remove, Treat, or Keep?

by John Downs | Apr 18, 2026 | Cottonwoods, Plant Health Care, Tree Biology, Tree Health Care, Tree Insect Control, tree pruning

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...

Denver Tree Service

by John Downs | Mar 18, 2026 | Plant Health Care, Tree Biology, Tree Health Care, Tree Insect Control, tree pruning

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...

The Unsung Hero of Tree Health – Proactive Tree Pruning

by David Boswell | Jul 16, 2025 | Deep Root Watering and Feeding, Plant Health Care, Tree Insect Control, tree pruning

Request Service     Ross Tree is known for tackling the most complex tree service challenges in Denver and the surrounding metro area. We have expertise in heavy equipment, intricate cabling strategies, and navigating the permitting process for large-scale tree...

Transitioning from Tree Service to a Plant Health Care Company

by David Boswell | Jun 27, 2025 | Deep Root Watering and Feeding, Plant Health Care, Tree Insect Control, tree pruning

Request Service   For years, Ross Tree has been a trusted name in tree care, providing a full range of services. However, the landscape of tree health is changing, and so is Ross Tree. We are proud to announce our significant evolution, transitioning from a general...

Are Trees Worth Money?

by David Boswell | Jun 4, 2025 | Emerald Ash Borer, Plant Health Care, Tree Insect Control, tree pruning

Request Service Trees shade and cool homes on a hot day. They add ambiance and increase the enjoyment of yards and neighborhoods. Trees create curb appeal, enhance home values, and make public-right-of-ways more beautiful. But are trees actually worth money? The...