Summer Tree Care in Colorado: How to Protect Trees During Dry Conditions

With wildfire activity in Colorado creating smoky skies across the region, many homeowners are paying closer attention to the health of the trees around their homes.
While smoke in the air is a visible reminder that fire season is active, arid conditions are also creating stress for many trees throughout Central Colorado.
The good news is that a few simple summer tree care practices help your trees stay healthier through the hottest months of the year.
Why Colorado Summers Can Be Hard on Trees
Colorado trees are adapted to challenging conditions, but even healthy trees experience stress during extended dry periods.
Trees throughout Chaffee, Lake, and Park Counties deal with a combination of:
- Hot summer sun
- Parched air
- Strong winds
- Limited rainfall
- High elevation conditions
- Rapid changes in temperature
Here in Central Colorado, conditions vary dramatically from one property to the next.
Higher elevation properties near Leadville and Fairplay may face different challenges because of shorter growing seasons and changing weather patterns.
A mature cottonwood near the Arkansas River in Salida has different needs than a pine growing on a dry, windy hillside outside of Buena Vista.
Understanding your property’s unique conditions is one of the most important parts of keeping trees healthy.
Do Mature Trees Need Water During Summer?
Many homeowners assume established trees can take care of themselves.
While mature trees are often more resilient than young trees, they still need moisture—especially during long stretches of heat and dry weather.
A tree under stress may not show obvious signs immediately.
Over time, dry conditions can contribute to:
- Reduced growth
- Thinning foliage
- Dead branches
- Increased vulnerability to pests and disease
- Greater risk during future storms
The goal isn’t to keep the soil constantly wet.
The goal is to provide consistent moisture that supports healthy roots.

How to Support Trees During Dry Weather
One of the best things homeowners can do during dry Colorado summers is provide deep, thoughtful watering.
A quick spray from a hose often only wets the surface.
Instead:
- Let the water flow slowly for an extended period of time so moisture has a chance to move deeper into the soil.
- Water beneath the tree canopy, where many of the absorbing roots are located.
- Water less frequently, but more thoroughly
- Adjust based on tree size, soil, and weather conditions
Mulch Helps Protect Tree Roots
Mulch is one of the simplest ways to help trees handle summer stress.
A layer of organic mulch can:
- Hold moisture in the soil
- Keep roots cooler during hot afternoons
- Reduce competition from grass
- Improve soil conditions around the root zone
One common mistake we see is mulch piled directly against the trunk.
Instead, mulch should be spread around the tree while leaving space around the base.
Small changes like this make a big difference over time.
Signs Your Tree May Be Struggling
Trees often show signs of stress gradually.
Watch for:
- Brown or scorched leaf edges
- Early leaf drop
- Thinning canopy
- Dead twigs
- Leaves curling or wilting
- Branches becoming brittle
Not every stressed tree needs major tree trimming or work.
Sometimes a tree needs additional water or a change in care. Other times, these signs point to a larger issue.
If you’re unsure, an assessment from an arborist on our team will help determine the best next step for your tree.
Healthy Trees Are Better Prepared for Colorado Weather
Summer tree care isn’t just about surviving the current season.
Trees that receive proper care are generally better prepared for Colorado’s unpredictable weather, including strong winds, monsoon storms, and rapid temperature changes.
Anyone who has watched afternoon storms build over the Collegiate Peaks or Mosquito Range knows how quickly conditions can shift.
A healthy tree is better equipped to handle those changes.
Local Tree Care You Can Trust
At Bristlecone Tree Care, we work with homeowners throughout Salida, Buena Vista, Leadville, Fairplay, and surrounding communities in Chaffee, Lake, and Park Counties.
We understand how Colorado’s dry summers, mountain weather, and local growing conditions affect trees.
Our goal is to help homeowners make informed decisions about tree health, whether that means identifying stress, recommending pruning, or creating a long-term care plan.
Schedule a Tree Assessment
If you’re concerned about your trees during this dry summer or want help creating a care plan, call or text Dave directly at 970-389-3968.
We’re happy to take a look and help you protect the trees around your home.
Frequently Asked Questions About Summer Tree Care in Colorado
Q: How do I help my trees during a dry Colorado summer?
A: Deep watering, proper mulching, and monitoring for signs of stress helps trees stay healthier during hot and dry conditions.
Q: Do mature trees need water in Colorado?
A: Yes. Mature trees are resilient but still experience stress during extended periods of heat and limited moisture.
Q: Why are my tree leaves turning brown in summer?
A: Brown leaves are caused by drought stress, heat, pests, disease, or other environmental factors.
Q: Does mulch help trees during dry weather?
A: Yes. Mulch helps retain moisture, regulate soil temperature, and protect the root zone.
Q: Do you provide tree care in Salida, Buena Vista, Leadville, and Fairplay?
A: Yes. Bristlecone Tree Care serves homeowners throughout Chaffee, Lake, and Park Counties.
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