Boulder, CO headlines
Stay updated with the latest news, insights, and advancements from Bartlett Tree Experts, including innovations in tree care, research highlights, and company updates.

10/21/2026
Berthoud Oktoberfest
Earlier this month, two of our team members had the pleasure of participating in the Berthoud Oktoberfest. It was a wonderful opportunity to connect with community members, answer questions about tree care, and catch up with familiar faces. We would like to thank everyone who stopped by our booth. Whether you came to learn more about your trees, discuss a current project, or simply say hello, we truly enjoyed the conversations. We look forward to participating in more community events, soon!

9/18/2026
Saluting Branches in the Rockies
This past week, all three Bartlett offices in the Rocky Mountain Division participated in the annual Saluting Branches day of service. The event provides volunteer tree work to chosen locations around the country that need it the most. This year, our team participated at the Cheyenne VA Medical Center and the Fort Logan National Cemetery. The day was a great success. We are grateful to our veterans for their service and sacrifice, and in this small way, want to show our appreciation.

9/4/2026
Important advice for autumn
Fertilization is the single most important proactive measure you can take in caring for your trees this season. Soil care and fertilization in autumn dramatically improve growing conditions and provide the nutrients required for vital tree root development.

8/4/2026
Don't miss these warning signs
Trees under stress display key symptoms indicating a serious problem may exist. This includes wilting or loss of leaves/needles, yellowing of leaves or browning of needles, premature autumn color, early leaf drop and sappy spots on branches. Correctly identifying the underlying cause is critical to addressing tree health issues.

7/9/2026
Prosthetic assistance through golf!
Our Colorado offices had the privilege of sponsoring and participating in the One Leg At A Time Charity Golf Tournament, hosted by Boomerang Links Golf Course in Greeley, CO. The event's proceeds help fund Quorum Prosthetics incredible work providing access to prosthetics for individuals who need it most. We are proud to support their mission and look forward to continuing the partnership for years to come.

7/1/2026
Summer tree threats
Summer is a time of high activity for pests as well as tree diseases caused by fungi and other organisms. Some problems may be simply aesthetic, while others can be a real threat to tree health and vitality. As such, it is important to have an arborist check your trees to determine the underlying cause.

6/1/2026
Tree care recommendations for summer
Given the stress from higher temperatures and lack of rainfall comon in summer, it is critical to water your trees and shrubs thoroughly. Applying a 3-4" layer of mulch, inspecting for pest infestations and scheduling fall fertilization can also help maintain tree health and vigor.

5/4/2026
Critical care for trees
Now is a critical time of year to prepare your trees and shrubs for the coming summer. Healthy trees and shrubs are better able to withstand the higher temperatures and weather extremes that summer brings. Proper care in spring can help ensure the health of your landscape plants.

4/1/2026
Insects pests can be harmful to trees and shrubs
During spring, pests that have been overwintering in trees and shrubs become active. Some defoliating insects will be hatching soon. Additionally, tiny scale, aphid and mite insects will become active with populations quickly growing to harmful levels. We can provide effective treatments to minimize damage and help prevent a full-blown infestation.

3/6/2026
Foliar diseases
Foliar diseases including anthracnose, apple scab, rust diseases and powdery mildew will be commonplace in our area this spring. These diseases result in unsightly discoloration, lesions or spots on leaves. Taking action now, before the disease can progress, provides the most effective control.

2/10/2026
Prepare trees for spring
After winter ends, your trees and shrubs will be working hard to establish spring growth. A soil test in early spring can help determine the precise nutrients needed for that growth, yielding a fuller canopy and vibrant, health foliage.

1/6/2026
Winter pruning
Winter is the ideal time to prune many tree species. Removal of dead or diseased branches this time of year can greatly reduce the risk they pose to your home and property. Plus, pruning can improve the overall health and appearance of your trees, getting them in shape for spring.