Utah is in the middle of one of its worst drought seasons in nearly six years — and the impact on the Wasatch Front's urban tree canopy is significant and growing.
A decade ago, Salt Lake City removed fewer than 500 dead or dying trees per year from its urban forest of more than 90,000 trees. That number now sits around 1,200 annually and is expected to climb this summer as drought conditions continue to worsen across the state.
If you have mature trees on your Salt Lake City property, this is the summer to pay attention.
Why Trees Are Different From Your Lawn
Most Utah homeowners know that lawns can go brown in summer and recover. Trees are a completely different story. When a tree dies from drought stress, it does not bounce back. It is gone — and replacing a mature tree takes decades.
That distinction matters more than most homeowners realize. A healthy, established tree on a Salt Lake City property can add 10 to 15 percent to its value, provide significant shade that reduces summer cooling costs, and contribute to the kind of mature, established neighborhood character that buyers consistently seek out. Losing one is a long-term loss for your property, not just your yard.
The Most Common Mistake Utah Homeowners Make
The single biggest error homeowners make when trying to keep their trees alive during a Utah drought is assuming their lawn sprinklers are doing the job.
They are not.
Lawn irrigation systems are designed to deliver frequent, shallow water to grass. Trees need the opposite — infrequent but deep soaks that penetrate at least 12 to 18 inches into the soil. Shallow, frequent watering encourages surface roots that make trees more vulnerable to heat and drought stress, not less.
How to Water Your Trees Correctly
For mature trees with a trunk diameter of five inches or more, deep watering every one to two weeks through the summer is the target. After each watering, the soil should feel saturated and moisture should be present well below the surface. A simple soil probe can confirm you are reaching the right depth.
For younger, smaller, or recently planted trees with less established root systems, increase that to weekly watering through summer and into fall.
The best tools for deep tree watering are soaker hoses or drip feeders placed in encircling rings around the tree. And placement matters more than most people realize.
Where to Water: The Drip Line
Trees have evolved over thousands of years to absorb water where it naturally falls — at the outer edge of their canopy, known as the drip line. That is where the most active feeder roots are concentrated, and that is where your watering efforts will have the greatest impact.
For a large mature tree in a Salt Lake City backyard, that drip line can extend several feet from the trunk and in some cases reach into a neighboring yard. Watering as close to that outer perimeter as possible gives your tree the best chance of survival through a Utah summer.
Warning Signs Your Tree Is Already Stressed
Drought stress does not always announce itself immediately. By the time visible symptoms appear, a tree may have been struggling for weeks. Here is what to watch for on your Wasatch Front property this summer:
- Wilting or drooping leaves during the heat of the day
- Brown, crispy edges on leaves even with regular watering
- Leaves changing color or dropping earlier than usual — in late summer rather than fall
- Noticeable thinning of the canopy
If you are seeing leaves drop or turn color in August rather than October, the tree has likely already begun shutting itself down for the season. That is a signal to water more generously the following year and to take a closer look at your irrigation approach now.
Keep Watering Longer Than You Think
One of the most overlooked aspects of tree care during a Utah drought is timing. Most homeowners stop watering when the weather starts to cool in September. That is too soon.
There is a documented lag effect between drought stress and visible symptoms in trees. A tree that looks fine in September may have been water-stressed for weeks. Experts recommend continuing to water Wasatch Front trees well into September and October to build the moisture reserves they need to survive winter and recover the following spring.
Why This Matters for Your Salt Lake City Property
Beyond the environmental value of Utah's urban tree canopy, the practical impact on your home is real and measurable. Mature trees provide shade that can meaningfully reduce summer cooling costs. They add curb appeal and established character that buyers respond to. And in a city where summer heat and air quality are growing concerns, a healthy tree canopy is an asset worth protecting.
Salt Lake City's urban forest is under stress this summer in a way it has not been in years. A little extra attention to your trees now — the right watering depth, the right location, and the right schedule — could be the difference between a thriving property and a significant loss that takes decades to replace.
Have questions about your Salt Lake City property heading into the summer season? We are always happy to share local resources and insights. Reach out anytime.
