by David Boswell | Sep 30, 2024 | Emerald Ash Borer, Plant Health Care, Tree Insect Control
In September 2024, the CSU Extension in Jefferson County confirmed its first case of Emerald Ash (EAB) in a small area in central Lakewood. If not treated, EAB will kill green and white Ash since they have no immunity. It will also kill Autumn Purple Ash. Mountain ash...
by David Boswell | May 15, 2024 | Plant Health Care, Tree Health Care, Tree Insect Control, Tree Removal
Time to Protect Spruce, Ponderosa, and Austrian Pine Trees Ips Beetles are native to Colorado and are now on the move in Denver. Their larvae damage spruce and pine trees, so the best time to treat is when the adult males become active in April and May each year. They...
by David Boswell | Mar 5, 2024 | Plant Health Care, Tree Health Care, Tree Insect Control
Each spring is different in Denver. Ross Tree’s General Manager is already seeing aphids in February 2024. Last year, Denver had a wet spring, and an Elm Leave Beetle infestation occurred. In 2022, we had a dry early spring with little snow, but it rained...
by David Boswell | Oct 19, 2023 | Plant Health Care, Tree Health Care, Tree Insect Control, tree pruning
In the fall and winter, trees drop their leaves and become dormant as they prepare for colder temperatures. Newly planted trees benefit tremendously from winter young tree care. Believe it or not newly planted trees experience the greatest growth in their root system...
by David Boswell | Aug 15, 2023 | Plant Health Care, Tree Health Care, Tree Insect Control, tree pruning
June 2023 is now the wettest ever in Denver, with a total of 6.1 inches of rainfall. While trees need a certain amount of water to thrive, excessive rain can have positive and negative effects, depending on the tree species, soil type, and other environmental factors....
by David Boswell | Oct 12, 2022 | Pine Trees, Plant Health Care, Ross Tree Handbook, Tree Health Care, Tree Insect Control, tree pruning
Getting Trees Ready for The Fall Fall tree service is probably the most optimal time for homeowners to care for their trees. The fall starts, or the autumnal equinox arrives on September 22. With the change in seasons, deciduous trees start cutting off nutrients to...
