Tips and Tricks for Wood Siding Maintenance

June 12, 2023

*Updated September 8th, 2025

For a timeless, natural look that boosts curb appeal, few materials can match the beauty of wood siding. Whether you have classic clapboard, rustic board and batten, or charming wood shingle siding, keeping it in great shape requires some routine care and maintenance. While wood siding offers warmth and character to any home, it also comes with more upkeep compared to other types of siding like vinyl siding. Without proper wood siding maintenance, exposure to sun, rain, pests, and general wear can lead to mildew, warping, or rot.

But don’t worry—it’s not as daunting as it sounds! With the right approach, you can protect your investment and keep your home’s exterior looking fresh for years. Below are essential maintenance tips every homeowner should follow to maintain wood siding effectively.

Wood Siding Maintenance Tips

Wood siding maintenance isn’t just about cleaning and sealing—it’s about staying proactive. Beyond routine upkeep, a few extra steps can prevent moisture damage, pest infestations, and costly siding repair.

1. Get into a Routine

Wood siding must be inspected regularly. Set a schedule for regular maintenance:

  • Every 6 months: Do a visual inspection focusing on rot, termites, and damaged or missing boards.

  • Every two years: Apply a clear sealer or wood sealer to help the wood to retain its natural beauty. This is especially important for cedar siding or other premium siding material.

  • Every five years: Repaint or stain surfaces. A high-quality stain penetrates deeply into wood fibers, offering better protection than paint.

2. Clean Your Wood Siding Gently

Always clean your wood siding with warm soapy water and a soft-bristled brush. For tougher grime or mildew, apply a wood cleaner or brightener. If you see rust stains or streaks, try applying a wood cleaner with oxalic acid—just remember to wear protective gear like acid-proof gloves and gently scrub.

3. Use a Pressure Washer Carefully

Power washing wood siding can be effective but risky. Never spray upward—it can push water behind the siding. Instead, use a pressure washer at a downward angle, and always rinse thoroughly to avoid water infiltration.

4. Maintain Plants and Trees

Trim back landscaping so plants don’t touch your siding. Overgrown vegetation traps moisture, causing rot or fungus. Keeping flower beds, shrubs, and trees a safe distance helps prevent moisture damage.

5. Repair and Refinish Quickly

Cracks, gaps, and damaged or missing boards should be addressed immediately with wood putty or siding replacement. If color fades, refinish with stained wood or color by applying a wood stain. Prefinished boards or shiplap siding can also simplify home improvement upkeep.

6. Paint, Stain, and Seal

Fluctuating weather causes wood to expand and contract, weakening finishes. Protect your siding with a fresh paint job, penetrating stain, or a protective sealer:

  • Paint: Refreshes every five years or when chipping/peeling occurs.

  • Stain: More flexible and durable, since stain penetrates rather than coats.

  • Wood sealer: Apply a clear sealer every two years to protect against UV rays.

7. Keep Gutters and Caulking in Check

Clogged gutters let water seep into siding, leading to rot. Clean them regularly. Also inspect caulk around windows and doors—replace it when cracked or peeling to maintain a tight seal.

8. Prevent Pest and Moisture Damage

Wood attracts termites and carpenter ants. Watch for holes, sawdust, or streak marks from infestations. If needed, hire a professional siding contractor or pest service. Inside, ensure ventilation so moisture doesn’t build up behind the siding.

Installing and Replacing Wood Siding

If you’re thinking of installing wood siding for the first time or considering siding replacement, consult a reliable siding contractor. Wood siding is one of the most beautiful exterior choices, but it requires regular upkeep. A pro can also advise on whether to use lap siding, clapboard, or modern alternatives for durability.

Conclusion

Taking care of wood siding doesn’t have to be overwhelming—just a little care and maintenance goes a long way. By staying consistent with cleaning, sealing, and refinishing, you can extend its life and avoid expensive siding replacement. With the right wood siding maintenance routine, you’ll enjoy the natural visual appeal of wood for decades. Whether you refinish with stain, apply a protective wood sealer, or simply clean the area with warm water, these small steps ensure your siding continues to shine as a defining feature of your home.

Additional Siding Resources