Tree Roots Damaging Foundations
Cracks in the house or signs of subsidence linked to tree roots growing under or near the foundations.
What Is Causing This?
- 1Large trees planted too close to the building
- 2Roots extracting moisture from clay soil causing shrinkage
- 3Root growth directly lifting or displacing foundations
How Urgent Is This?
This needs prompt attention. Delaying could cause further damage, safety risks, or significantly higher repair costs.
What Needs to Be Done
A tree surgeon will assess the tree species and root spread. Solutions range from crown reduction to limit water uptake, to removal if the damage risk is too high. A structural engineer may also be needed.
How Much Will It Cost?
National average estimate
Labour: £153 – £675 | Materials: £0 – £43
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Prices are estimates based on typical UK rates. Actual costs depend on the specific issue, accessibility, and your location. All quotes from tradespeople on Tradesfolk are completely free.
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Ask a QuestionPlanning Permission Guidance
Some fixes for this problem may require planning permission or building regulations approval. Check if your project needs permission:
How to Prevent This
Plant trees at a safe distance from buildings (at least the expected mature height). Manage existing trees with regular pruning. Monitor for cracks near large trees.
Related Problems
Diagonal cracks appearing around windows and doors, doors sticking, and visible sinking on one side of the building.
Cracks visible in the foundation walls or signs of foundation movement such as doors sticking and walls cracking.
A tree that has developed a noticeable lean, particularly after a storm, raising concerns about it falling.
Other Tree Surgeon Problems
A tree that has developed a noticeable lean, particularly after a storm, raising concerns about it falling.
Dead or dying branches hanging over the roof, driveway, or garden, posing a risk of falling.
A large tree significantly reducing natural light to rooms, the garden, or solar panels.
A tree's branches touching or growing very close to overhead power lines, creating a safety hazard.