How to tell if a tree is dangerous

How to Tell if a Tree Is Dangerous

Trees are one of the most valuable features on any property. Trees provide shade, improve curb appeal, increase property value, and enhance the overall landscape. However, a tree that is damaged, diseased, or structurally unstable can quickly become a serious safety hazard.

In Colorado Springs, strong winds, heavy snow, drought conditions, and seasonal storms can weaken trees and increase the risk of falling branches or complete tree failure. Knowing how to identify a dangerous tree can help you prevent costly property damage and protect your family.
Here are the most common warning signs that a tree may be hazardous and require
professional attention.

Why Dangerous Trees Are a Serious Concern

A failing tree can cause significant damage in a matter of seconds. Hazardous trees may:
    ● Fall onto homes or garages
    ● Damage vehicles
    ● Block driveways and roads
    ● Damage fences and landscaping
    ● Bring down utility lines
    ● Cause serious injuries
Many tree failures occur with little warning, making regular inspections an important part of property maintenance.
1. The Tree Is Leaning
A slight lean does not always indicate a problem. Some trees naturally grow at an angle.
However, a tree that suddenly develops a lean or appears to be leaning more than before could have serious structural issues.
Signs that a leaning tree may be dangerous include:
    ● Recent movement or shifting
    ● Exposed roots
    ● Cracked soil around the base
    ● Raised ground on one side of the trunk
    ● Leaning toward a home, driveway, or power line
A leaning tree often indicates root damage or instability and should be evaluated as soon as possible.
2. Large Dead Branches Are Present
Dead branches can fall unexpectedly, especially during high winds or storms.
Watch for:
    ● Branches with no leaves during the growing season
    ● Brittle or decaying wood
    ● Large limbs hanging over structures
    ● Frequent branch drop
Large dead limbs pose a significant risk to people, vehicles, roofs, and outdoor living areas.
3. Cracks in the Trunk
Deep cracks in a tree trunk often indicate structural weakness.
Common causes include:
    ● Wind damage
    ● Storm impacts
    ● Lightning strikes
    ● Internal decay
    ● Rapid temperature changes
Cracks that extend deeply into the trunk can reduce the tree's ability to support its weight and increase the risk of failure.
4. The Tree Has Hollow Areas
Many homeowners assume a hollow tree is automatically dangerous. While some hollow trees can survive for years, significant cavities often indicate internal decay.
Warning signs include:
    ● Large openings in the trunk
    ● Visible hollow sections
    ● Soft or crumbling wood
    ● Extensive decay around cavities
The larger the hollow section, the greater the risk that the tree could collapse during severe weather.
5. Mushrooms Growing Near the Base
Fungal growth is one of the most overlooked signs of tree problems.
Mushrooms at the base of a tree may indicate:
    ● Root rot
    ● Internal decay
    ● Advanced decomposition
    ● Structural weakness
Because decay often develops inside the tree before visible symptoms appear, fungal growth
should always be taken seriously.
6. Root Damage
Healthy roots are essential for tree stability.
Root damage can occur from:
    ● Construction projects
    ● Utility work
    ● Soil compaction
    ● Drought conditions
    ● Disease
Signs of root problems include:
    ● Leaning trees
    ● Thinning canopies
    ● Dead branches
    ● Poor leaf growth
    ● Soil lifting around the base
When roots fail, the entire tree can become unstable.
7. Significant Branch Loss
A tree that has lost a large portion of its canopy may be struggling to survive.
Major branch loss can result from:
    ● Windstorms
    ● Heavy snow
    ● Disease
    ● Insect infestations
Trees with severe canopy damage often experience stress that accelerates decline and
increases safety risks.
8. Dead or Dying Trees
Dead trees are among the most dangerous trees on any property.
Signs a tree may be dead include:
    ● No leaves during the growing season
    ● Bark falling off in large sections
    ● Brittle branches
    ● Extensive die back
    ● No visible signs of new growth
Dead trees become increasingly unstable over time and should typically be removed promptly.
9. Storm Damage
Colorado Springs weather can be tough on trees.
After storms, inspect your trees for:
    ● Broken limbs
    ● Split trunks
    ● Hanging branches
    ● Exposed roots
    ● New leaning
Storm-damaged trees often contain hidden structural defects that can worsen over time.
10. Signs of Disease or Insect Infestation
Tree diseases and insect infestations can weaken trees from the inside out.
Common warning signs include:
    ● Discolored leaves
    ● Premature leaf drop
    ● Bark abnormalities
    ● Unusual growth patterns
    ● Visible insects
    ● Branch die back
When left untreated, disease can significantly reduce a tree's structural integrity.
Common Causes of Hazardous Trees in Colorado Springs
Several environmental factors make trees more vulnerable in the Colorado Springs area.
High Winds
Strong Front Range winds place tremendous stress on trunks, branches, and root systems.
Heavy Snow
Wet snow accumulation can cause branches to crack or break.
Drought Conditions
Colorado's dry climate often stresses trees and weakens root systems.
Rapid Weather Changes
Extreme temperature fluctuations can create cracks and structural damage.
Regular inspections help identify these issues before they become dangerous.
What to Do if You Think a Tree Is Dangerous
If you notice any warning signs, avoid attempting to remove the tree yourself.
Instead:
1. Stay clear of the area.
2. Keep children and pets away.
3. Avoid parking vehicles nearby.
4. Contact a professional tree service for an inspection.
Our team of professionals at Complete Tree can determine whether the tree can be saved through pruning and treatment or if removal is the safest option.
Can a Dangerous Tree Be Saved?
Not every hazardous tree requires removal.
In some situations, corrective measures may help preserve the tree, including:
    ● Structural pruning
    ● Cabling and bracing
    ● Disease treatment
    ● Pest management
    ● Soil improvement
However, trees with severe structural defects, advanced decay, or extensive root damage are often best removed before they fail.
Why Professional Tree Inspections Matter
Many tree hazards are not obvious to the average homeowner.
Professional tree inspections can identify:
    ● Hidden decay
    ● Root problems
    ● Structural weaknesses
    ● Disease issues
    ● Storm damage risks
Early detection often prevents emergencies and can save homeowners thousands of dollars in potential property damage.
Frequently Asked Questions
How often should trees be inspected?
Most homeowners should have trees inspected at least once per year and after major storms.
Can a healthy-looking tree still be dangerous?
Yes. Internal decay and root problems may not be visible from the outside.
What is the most common sign of a dangerous tree?
Dead branches, leaning, trunk cracks, and root damage are among the most common warning signs.
Should I remove a tree that is close to my house?
Not necessarily. Many healthy trees safely grow near homes. The tree's condition, species, size, and structural integrity are more important factors.
Schedule a Free Estimate with Complete Tree Service
If you suspect a tree on your property may be hazardous, don't wait until it becomes an
emergency. Early evaluation can prevent costly damage and improve safety.
Our experienced team provides professional tree inspections, tree trimming, hazardous tree removal, emergency tree services, and stump grinding throughout Colorado Springs and surrounding communities.
Contact us today for a free estimate and expert assessment of your trees.