How to Tell if Your Tree Is Dangerous
- Kelly Robinson

- Mar 16
- 2 min read
Trees are beautiful additions to any property, but when a tree becomes structurally unstable it can pose a serious risk to people, homes, and vehicles. In Denver, high winds, heavy snowstorms, drought stress, and poor pruning practices can all contribute to tree failure.
Knowing the warning signs of a hazardous tree can help prevent costly property damage or personal injury.
Dead or Falling Branches
One of the most obvious signs of a dangerous tree is dead branches. Dead limbs become brittle over time and can easily break during windstorms or heavy snow.
Watch for:
Branches without leaves during the growing season
Peeling or missing bark
Limbs that snap or fall unexpectedly
Dead branches should be removed promptly to reduce the risk of injury or damage.
Cracks in the Trunk or Major Limbs
Large vertical cracks in the trunk or where major branches attach can indicate structural failure. These cracks weaken the tree and may cause the tree to split apart during storms.
If you notice large cracks forming in your tree, it’s important to have it inspected by a professional arborist.
Leaning Trees
Some trees naturally grow at slight angles, but a tree that suddenly begins leaning may indicate root failure or soil movement.
Warning signs include:
Soil lifting around the base of the tree
Newly exposed roots
A tree leaning toward structures or walkways
Leaning trees should be evaluated immediately.
Hollow or Decaying Trunks
Decay inside the trunk can weaken a tree’s structure. While some trees can survive with small hollow sections, large cavities often indicate advanced internal decay.
Signs of decay include:
Mushrooms growing near the base
Soft or crumbly wood
Large cavities in the trunk
When to Call an Arborist
If you suspect a tree on your property may be hazardous, it’s best to have it evaluated by a certified arborist. A professional inspection can determine whether the tree can be pruned, supported, or if removal is necessary.
Colorado Premier Tree Care provides professional tree risk assessments and safe tree removal services throughout the Denver metro area. Contact us today to schedule an inspection.


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