A well-maintained fence enhances your property’s curb appeal, provides privacy, and adds security. However, over time, wooden fences can start leaning, cracking, or showing signs of deterioration. Ignoring these issues can lead to costly repairs or even complete replacement.

In this blog, we’ll discuss common fence problems, why they occur, and how to fix them before they escalate.

Common Wooden Fence Problems & Their Causes

Leaning Fence

A leaning fence not only looks odd, but it is also a safety hazard. The most common causes are given below:

• Weak or Rotting Posts – Wooden posts buried in the ground are prone to moisture damage, leading to rot.
• Loose Concrete Footings – Improperly set posts or shifting soil can cause the concrete base to loosen.
• Strong Winds or Storms – Severe weather can push fences out of alignment.

How to Fix a Leaning Fence?

• Reinforce the Posts – If the post is still sturdy, you can straighten it and secure it with additional concrete or gravel.
• Replace Rotten Posts – Dig out the damaged post, then set a new one in fresh concrete and ensure proper drainage to prevent future rot.
• Install Support Braces – For slightly leaning fences, you can use the diagonal braces that will provide extra stability.

Cracking or Splintering Wood

Wood naturally expands and contracts with weather changes, which causes cracks over time. Other causes include:

• Lack of Sealant or Stain – Unprotected wood is more susceptible to moisture damage and UV rays.
• Low-Quality Lumber – Cheaper wood is more prone to warping and cracking.
• Insect Damage – Termites and carpenter ants can weaken the wood, eventually causing splits.

How to Fix Cracking Wood

• Sand and Seal – Light cracks can be sanded down and treated with a wood sealant.
• Replace Damaged Boards – Severely cracked or splintered panels should be replaced to maintain structural integrity.
• Apply Weatherproof Stain – A high-quality stain protects against moisture and sun damage.

Loose or Broken Boards

Over time, fence boards can become loose or even break due to:

• Nail or Screw Failure – Rusted or weak fasteners can cause boards to detach.
• Wood Shrinkage – Dry weather can cause wood to shrink, pulling away from nails.
• Physical Impact – Accidental hits from lawn equipment, pets, or storms can break the boards as well.

How to Fix Loose or Broken Boards

• Reattach with Galvanized Screws – Screws hold better than nails and resist rust.
• Replace Damaged Sections – If a board is split or warped, replace it with a new one.
• Add Support Rails – If multiple boards are loose, reinforcing the horizontal rails can help.

Rotting Wood

Wood rot is a serious issue that compromises fence strength. Here are some things that lead to rot:

• Constant Moisture Exposure – Poor drainage or lack of airflow accelerates rot.
• Ground Contact – Posts and bottom rails touching the soil are most vulnerable.
• Lack of Maintenance – Untreated wood decays faster.

How to Fix Rotting Wood

• Cut Away Rotted Sections – If the rot is minor, remove the affected area and treat the remaining wood.
• Replace Severely Damaged Parts – If the rot has spread, replace the entire post or panel.
• Use Pressure-Treated or Rot-Resistant Wood – Cedar and redwood naturally resist rot.

Rusty or Broken Hardware

Fence hinges, nails, and screws can rust over time which will surely weaken the structure.

How to Fix Rusty Hardware?

• Replace with Stainless Steel or Galvanized Fasteners – These resist rust and last longer.
• Regularly Inspect and Tighten Screws – Prevent loosening by checking hardware annually.

Preventative Maintenance Tips for Long-Lasting Fences

Regular Inspections – Check for loose boards, rust, and rot every few months.

Clean Your Fence – Remove dirt, mold, and mildew with a power washer or mild detergent.

Apply Sealant Every 2-3 Years – Protects against moisture and UV damage.

Trim Nearby Vegetation – Overgrown plants trap moisture, speeding up rot.

Ensure Proper Drainage – Avoid water pooling around fence posts.

When to Seek a Professional?

While minor repairs can be solved using DIY projects, significant damage requires professional help. It is highly advisable to seek a professional before the damage gets severe. If you delay, that might lead to costly repairs as well. A fencing expert can assess structural integrity and recommend the best solution.

Conclusion

A wooden fence is a long-term investment, but without proper care, it can deteriorate quickly. By addressing leaning, cracking, and rotting early, you can extend your fence’s lifespan and avoid costly replacements.

If you need expert advice or repairs for your wood fences in St. Louis, seek professional solutions to keep your fence strong and beautiful for years to come. Make your life easier! Don’t wait until things get worse!