Get expert tips on how to care for your trees in Denver and keep them healthy and beautiful for years to come.

Denver's ash trees are a beautiful and valuable addition to any landscape. Not only do they provide shade and aesthetic value, but they also offer important environmental benefits. However, like any living organism, ash trees require proper care and maintenance to thrive. In this article, we'll explore the benefits of ash trees, common problems they face, and how to care for them.

Benefits of Ash Trees

Ash trees provide numerous benefits to the environment and the community. They offer shade and cooling effects, which can help reduce energy costs and improve air quality. Additionally, they are aesthetically pleasing and can increase property values. Ash trees also provide habitat for wildlife and help prevent soil erosion.

Common Ash Tree Problems

Despite their many benefits, ash trees are susceptible to several problems. The most common of these is Emerald Ash Borer infestation, which can be fatal if left untreated. Ash decline and ash yellows are also common problems that can cause significant damage to the tree.

How to Care for Your Ash Trees

Proper care and maintenance are essential for keeping your ash trees healthy and beautiful. Regular pruning and trimming can help promote healthy growth and prevent disease. Proper watering and fertilization are also important, as is pest and disease management.

Frequently Asked Questions

1. How often should I water my ash tree?

Ash trees require deep watering once a week, especially during hot and dry weather.

2. What is the best time of year to prune my ash tree?

The best time to prune ash trees is during the dormant season, which is typically in late fall or winter.

3. How can I tell if my ash tree is infected with Emerald Ash Borer?

Signs of Emerald Ash Borer infestation include thinning or dying branches, D-shaped exit holes in the bark, and S-shaped tunnels under the bark.

4. Can I treat Emerald Ash Borer infestation myself?

It is recommended to hire a professional tree care company to treat Emerald Ash Borer infestation, as it requires specialized equipment and expertise.

5. What should I do if my ash tree is showing signs of decline?

If your ash tree is showing signs of decline, such as yellowing leaves or dead branches, it is important to consult with a tree care expert to determine the cause and appropriate treatment.

6. How can I prevent ash yellows?

Ash yellows is caused by a bacteria-like organism and cannot be cured. However, proper care and maintenance can help prevent its spread.

7. What are some signs that my ash tree needs fertilization?

Signs that your ash tree needs fertilization include slow growth, yellowing leaves, and small leaves.


Caring for your ash trees is essential for their health and longevity. By following the tips and advice outlined in this article, you can keep your trees healthy and beautiful for years to come. If you have any questions or concerns about your ash trees, don't hesitate to contact a tree care expert for assistance.

Schedule a consultation with a local Denver tree care expert today.

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