by Roundot | Oct 5, 2026 | Tree Health Care, tree pruning
Denver’s trees need professional care because almost nothing about the city’s natural conditions is built for them. The air is dry, the soil is alkaline, temperatures can swing wildly in a single day, heavy wet snow tends to arrive when trees are fully...
by Roundot | Sep 15, 2026 | Tree Health Care, Tree Insect Control
Emerald ash borer is now in Denver, and if you have an ash tree on your property, the window to protect it is shorter than most homeowners think. This guide covers how to confirm you have an ash, the signs of an emerald ash borer infestation, and how to decide between...
by Ross Tree | Aug 4, 2026 | Deep Root Watering and Feeding, Plant Health Care, Tree Health Care
Six years ago, Emerald Ash Borer (EAB) was discovered in Arvada. Since then, the tiny metallic-green beetle has quietly munched across neighborhoods throughout the city. What began as an isolated infestation near Homestead Park has spread across Arvada, leaving a...
by Ross Tree | Jun 18, 2026 | Deep Root Watering and Feeding, Plant Health Care, Tree Health Care
A 20-inch diameter ash tree needs about 200 gallons per watering using CSU’s rule of thumb: 10 gallons per inch of trunk diameter. During a hot, dry Denver summer, that usually means about 200 gallons every 1–2 weeks, adjusted for rainfall, soil, and tree stress. ...
by Ross Tree | Jun 3, 2026 | Plant Health Care, Tree Health Care, tree pruning
Denver’s heavy spring snowstorm three weeks ago left many homeowners dealing with broken branches, hanging limbs, and damaged crowns. Ross Tree did received many emergency calls that week. While emergency pruning was necessary to remove immediate hazards and make...
by Ross Tree | 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....
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