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How can I tell if termites are eating my wooden fence?
A straight answer first, then what you can safely check yourself and when to get a pro. Free estimates from a vetted MB pro near you.
The clearest signs are thin mud tubes running up a post or rail, wood that sounds hollow when tapped, layered or honeycombed channels inside a damaged board, and small pellet-like droppings or shed wings near the base. If you see any of these, termites are likely involved, not just ordinary rot.
The nuance is that rot and termites often show up together at the ground line in Florida's humid, sandy conditions. Rot feels soft, wet and crumbly. Termite damage is often hollow or tunneled while the surface still looks fairly sound. A pro can tell which one you have, and whether it matters for your house.
Why fences attract termites in Florida
Wood that touches soil, stays damp and sits in warm weather is an easy meal. Year-round humidity and the long wet season keep fence posts and the bottom of pickets moist, and that is where rot and termites tend to start.
Ground-nesting termites build mud tubes from the soil up the wood so they can travel protected. Drywood termites can live inside the wood itself and push out tiny, dry pellets. Either way, the damage usually begins at or just above the ground line, where you can't see it from a distance.
Where a fence or gate meets the house, a deck or a shed, it can also give termites a path toward the structure. That is the main reason to look closely rather than just replace a board.
What you can check yourself
Look at the base of each post
Check for pencil-width mud tubes on the wood or on nearby concrete or masonry. Look for pellets or sawdust-like piles on the ground or in corners where rails meet posts.
Tap and listen
Knock along posts and rails with the handle of a screwdriver. A papery or hollow sound, especially near the ground, suggests the inside has been eaten away.
Gently probe suspect spots
Press a screwdriver tip into discolored or sagging wood at the bottom of a post. If it sinks in easily and the wood is wet and crumbly, that points to rot. If it breaks into tunnels or thin layers, that points to termites.
Look for wings
Discarded, same-size wings on windowsills, spider webs or the ground near the fence can mean a swarm recently came out of nearby wood.
Note where the fence touches the house
Take photos of any spot where wood meets your home, a shed or a deck. Don't pull anything apart there. Leave it for the pro to inspect.
When to call a pro
Call a pro if you find mud tubes, hollow posts, or any sign of activity where the fence or gate meets the house. Also call if posts lean or wobble, since a weakened post can fall in a storm, and solid privacy panels catch a lot of wind during hurricane season. Don't spray or break open infested wood yourself, because that can make it harder to see how far the damage goes.
Termite treatment and fence repair are separate jobs. A fencing pro handles the post and panel replacement, and a pest control company typically handles the treatment. Florida requires a state license for several trades, but whether your city requires a license or registration for fence work varies. Check with the local building department and look up any license on the Florida DBPR website. Fences usually need a building permit, and the pro pulls it. If you are in an HOA or condo community, you may need association approval first. We match you with a vetted pro near you and book the visit.
Your MB pro handles the permit when the job needs one. You can look up a contractor's license at Florida DBPR.
What a pro will do
- Inspect the full fence lineYour MB pro checks posts, rails, pickets and gates, tells termite damage from rot, and flags anywhere the fence touches the house.
- Replace damaged posts and panelsDamaged posts, rails, pickets or panels are cut out and replaced. Where posts have loosened in sandy soil, they can be reset.
- Suggest materials that fitIf termites keep coming back, the pro can talk through options such as vinyl, aluminum or steel, or ways to keep wood off the soil.
- Handle the permit and survey questionsThe pro pulls any permit, and a survey may be needed if the fence line is in question. Ask about height and setback limits and pool barrier rules.
How it works
Step 1
Tell us what you need
Call or send the short form with your city and the job. Estimates are free.
Step 2
We match you with a vetted pro near you
We pick a vetted pro from our network who works in your part of Florida and book the visit.
Step 3
Your pro gives a free estimate and does the work
Your MB pro looks at the job and gives you a free estimate. You decide whether to go ahead — and we stay your point of contact.
Related questions
- Is it termites or just rot?
- Rot is soft, damp, dark and crumbly. Termite damage is often hollow, with mud tubes, galleries or pellets, though the surface can look fine. Both can be present at once, so ask the pro to check.
- Can termites go from the fence into my house?
- They can if wood touches the house, or if tubes run along a slab or wall. A fence that is separate from the house is less of a path. A pest control company can check the house itself.
- Do I have to replace the whole fence?
- Not always. If the damage is limited to a few posts or boards, a pro may replace only those sections. Widespread damage or repeat activity may make a full replacement more sensible. A free estimate will show which one fits.
- What does it cost to deal with termite damage on a fence?
- It depends on how much fence is affected, the material, how easy it is to reach, whether a permit is needed, and what the pro finds once damaged wood is opened up. Your MB pro gives a free estimate after seeing the fence.
Request a free fencing estimate
Tell us what's going on. We'll match you with a vetted pro near you.
- 1Tell us what you need.
- 2We match you with a vetted pro near you.
- 3Your pro gives a free estimate and does the work.
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