Trees add beauty, shade, and value to your property, but when they become a hazard, it’s essential to address the issue promptly. While many trees thrive for decades, some may show signs of distress or instability that pose a threat to your home, yard, or even personal safety.

Identifying these warning signs early on can save you from costly repairs, accidents, or the loss of valuable landscape features. In this post, we’ll cover the key indicators that a tree may need to be removed before it causes any damage or becomes a danger to its surroundings.
1. Leaning Tree
A significantly leaning tree could indicate a serious issue with its root system or structural integrity. While it’s natural for some trees to have a slight lean, a significant lean—especially if it happens suddenly—can be a cause for concern. Leaning trees can pose a danger to people and property, as they may fall unexpectedly.
Why A Leaning Tree Is A Concern
- Root Damage: A tree that has suddenly started to lean may have sustained root damage due to soil erosion, construction work, or storms. Weak or damaged roots cannot properly anchor the tree, leading to instability.
- Potential Hazard: A tree that leans too far in one direction may fall during strong winds or storms, causing serious damage to nearby structures, vehicles, or even people.
- Signs to Look For:
- A noticeable shift in the tree’s position.
- Cracking or shifting of the soil around the tree.
- Broken or exposed roots.
- Significant lean from the vertical axis.
2. Dead Or Dying Branches
Dead branches are not only unsightly, but they can also pose a risk to people and property. If large branches are hanging loosely or are severely damaged, they could fall at any moment, causing injury or damage.
Why Dead Or Dying Branches Need Attention
- Falling Hazards: Large dead branches are heavy and can cause significant damage if they fall on your house, car, or anyone nearby.
- Weakens the Tree: A tree with a lot of dead branches may be showing signs of poor health and could be more vulnerable to pests and diseases.
- Signs to Look For:
- Dead or brittle branches that snap easily.
- Significant portions of the tree are missing leaves or bark.
- Branches falling off or breaking under the weight of the tree.
3. Trunk Damage
The trunk is the most crucial part of a tree’s structure, and if it becomes damaged, the tree can lose its ability to stand upright. Trunk damage may be caused by physical impact, pest infestations, or disease.
Why Trunk Damage Is A Serious Issue
- Internal Decay: Cracks, splits, and wounds in the trunk can allow water and pests to enter, causing internal decay. If left untreated, this weakens the tree and makes it more prone to collapse.
- Decreased Stability: Trees with severe trunk damage have reduced structural integrity, making them more vulnerable to wind or storm damage.
- Signs to Look For:
- Large cracks or splits along the trunk.
- Hollow areas or sections that are soft to the touch.
- The presence of fungus or mushrooms on the trunk indicates rot.
4. Fungus Or Mushroom Growth Near The Base
The growth of fungi or mushrooms around the base of a tree is often a sign that the tree is suffering from internal rot or other diseases. Fungi feed on decaying wood and can weaken a tree’s structure, making it dangerous.
Why Fungus Growth Signals Trouble
- Root and Trunk Rot: Fungi at the base of a tree typically indicate root or trunk rot, a condition that severely compromises the tree’s strength.
- Deteriorating Health: The presence of fungi is often a sign of ongoing decay, which can lead to the collapse of the tree.
- Signs to Look For:
- Mushrooms or fungi grow around the base or on the trunk.
- Soft or spongy areas of the bark.
- An unusual smell around the tree’s base indicates rot.
5. Extensive Root Damage
Roots are essential for a tree’s stability and health. If a tree’s roots are damaged, it may no longer be able to anchor itself properly in the ground, making it a safety hazard. Damaged roots can be caused by construction, soil compaction, or disease.
Why Root Damage Is A Major Concern
- Instability: A tree with compromised roots is more likely to fall, especially during storms or high winds.
- Health Decline: Damaged roots can also lead to a decline in the tree’s health, as it may struggle to access nutrients and water.
- Signs to Look For:
- Cracking or lifting soil near the tree’s roots.
- Exposed roots that are visibly damaged.
- Trees that lean or shift due to compromised root systems.
6. Excessive Leaning Or Branching
A tree with excessive leaning or uneven branching may indicate that it’s growing unhealthily or that it has been damaged in some way. While some lean is natural, significant leaning can cause the tree to become unstable.
Why Excessive Leaning Or Branching Is A Problem
- Structural Weakness: When branches or the trunk of a tree lean too much, it can put excess weight on certain parts of the tree, leading to breakage or collapse.
- Tree Imbalance: If the branches are disproportionately heavy on one side, the tree may become unbalanced and could eventually fall.
- Signs to Look For:
- One-sided branches or growth.
- Cracked or split branches.
- Sudden shifts in the direction of the tree.
7. Tree Is Too Close To Structures Or Power Lines
Trees planted too close to buildings, power lines, or other structures can become hazardous over time. As the tree grows, it may interfere with power lines or cause damage to structures.
Why Proximity To Structures Or Power Lines Is Dangerous
- Property Damage: Trees that are too close to homes or other structures can cause damage to roofs, walls, or foundations as they grow.
- Electrical Hazards: Trees that grow into power lines can cause electrical fires, power outages, or electrocution if touched by branches.
- Signs to Look For:
- Trees with branches touching or growing near power lines.
- Roots that are pushing against building foundations.
- Trees hanging over rooftops or structures.
8. The Tree Is Hollow
While a hollow tree can continue to survive for many years, it’s a sign of internal decay. A hollow trunk reduces the tree’s structural integrity, which could cause it to fall or break during a storm or high winds.
Why A Hollow Tree Is A Risk
- Weak Structural Integrity: A hollow tree is structurally compromised, making it less able to withstand storms or strong winds.
- Increased Risk of Falling: A hollow tree may break apart more easily, and its weakened structure can cause the entire tree to collapse.
- Signs to Look For:
- The trunk appears to be empty or hollow inside.
- The tree produces few leaves, or its leaves are stunted.
- Soft or spongy bark around the trunk.
9. Excessive Sprouting Or Suckers
Sprouting or suckers are shoots that grow from the base of the tree or from the trunk. These sprouting can indicate that the tree is under stress, and it may be a response to poor health, construction damage, or environmental stress.
Why Sprouting Is A Sign Of Stress
- Response to Stress: Trees that have been damaged or stressed, such as from recent construction or drought, may sprout vigorously as a survival mechanism.
- Poor Tree Health: Excessive sprouting often indicates a tree’s inability to recover or a serious problem with its health.
- Signs to Look For:
- New shoots or branches emerge from the base of the trunk.
- Unusual growth patterns on a tree that has previously been healthy.
- Abnormal growth of branches in odd places, such as the lower trunk.
10. Storm Or Wind Damage
Severe weather, such as storms or high winds, can cause significant damage to trees. If a tree has been damaged by a storm, it’s important to assess whether it’s still safe or whether removal is the best option.
Why Storm Damage Is A Red Flag
- Broken or Cracked Branches: Storms often break large branches or split the trunk, causing the tree to lose its structural integrity.
- Unstable Tree: A tree with storm damage may have compromised roots or a split trunk, making it a serious hazard.
- Signs to Look For:
- Large limbs or branches snapped off during a storm.
- Deep cracks in the trunk or bark.
- Leaning or tilting after a storm.
Conclusion
Removing a tree is not a decision to be taken lightly. Signs like leaning trees, dead or dying branches, trunk damage, fungal growth, excessive root damage, and proximity to structures all indicate that a tree may be unsafe.
Always consult a professional arborist to ensure that the tree is assessed properly before making the decision to remove it. By recognising these key signs, you can protect your property and loved ones while maintaining the health of your landscape.
Frequently Asked Questions
Can I Save A Tree With Damage?
In some cases, trees with minor damage can be saved with proper care, such as pruning or treating diseases. However, if the damage is extensive or the tree poses a risk to people or property, removal may be the safest option.
How Often Should I Inspect My Trees For Issues?
It’s recommended to inspect trees at least twice a year, particularly after storms or extreme weather. Regular checks for signs of disease, pests, or physical damage will help you catch problems early before they become hazardous.
What Should I Do If I Think A Tree Needs To Be Removed?
If you suspect a tree is unsafe, it’s important to contact a certified arborist for a professional assessment. They will provide guidance on whether removal is necessary and how to proceed safely.
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