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The Daily Insight

Can you wash a deck with dish soap

Author

Andrew White

Published May 05, 2026

Liquid dish soap (ammonia-free) is safe for use on cleaning your deck when mixed with a little warm water. … Once you’ve blended your mixture, swab it on your deck and rinse it clean with water. Oxygen bleach or powdered oxygen laundry cleaner is safe for use on wood decks and useful in removing mold or spores.

What is the best homemade deck cleaner?

  • 1 gallon of warm water. 3/4 cup of oxygen bleach. 1 cup of powdered laundry detergent.
  • 1 gallon of water. 2 cups of rubbing alcohol. 1 quart of household bleach. 1 cup of ammonia-free soap.
  • 1 gallon of water. 1 cup of apple cider vinegar. 1/2 cup of lemon juice. 1 tablespoon of baking soda.

What can I use to clean my decking?

To avoid damaging your decking, create a gentle cleaning solution with warm water and liquid dish soap. Alternatively, you can use a speciality wood deck cleaner. Saturate the surface and scrub the deck with a stiff-bristled brush or sponge until the cleaning solution starts to lather.

What is the best product to clean a wood deck?

  • BEST OVERALL: STAR BRITE Non-Skid Deck Cleaner & Protectant.
  • ECO PICK: Simple Green Oxy Solve Total Outdoor Cleaner.
  • BEST FOR MOLD AND MILDEW: Wet & Forget Moss, Mold, Mildew & Algae Stain Remover.
  • BEST FOR OIL AND GREASE: Oil Eater Original Cleaner/Degreaser.
  • BEST ALGAE CONTROL: CITRA-SHIELD EXTERIOR ALGAE CONTROL SYSTEMS.

How do you clean a wooden deck?

Cleaning Your Deck After sweeping your deck and clearing the cracks, it is important to clean the wood. To do this, you can either use a deck cleaner or bleach, cut in half with warm water, and a scrub brush. Either of these methods will work wonders on algae and mildew.

How do you clean a wooden deck without a pressure washer?

  1. Add half a cup of baking soda to one gallon of water;
  2. Mix in 1/8 of dish-washing detergent;
  3. Spray on your concrete deck and allow it to sit for half an hour;
  4. Scrub thoroughly and rinse with a hose.
  5. Apply a coat of concrete sealer to protect your deck from future stains.

Can I use Dawn to clean my deck?

Liquid dish soap (ammonia-free) is safe for use on cleaning your deck when mixed with a little warm water. … Once you’ve blended your mixture, swab it on your deck and rinse it clean with water. Oxygen bleach or powdered oxygen laundry cleaner is safe for use on wood decks and useful in removing mold or spores.

Should I pressure wash my deck?

A pressure washer can clean a wood deck much faster than you can scrub it by hand. That is a terrific advantage. However, a pressure washer will frequently destroy the surface of the wood. … Those that are not eroded can be dislodged, leaving the wood fuzzy or rough after it dries.

How do I get green algae off my wood deck?

White distilled vinegar: White vinegar is a popular natural cleaner that can be used both inside and outside. Simply combine one gallon of water with one cup of white vinegar and scrub the deck with the solution to remove algae, mold, and mildew.

How do I make my own deck wash?
  1. Mix together 1 gallon of water, 1 quart of bleach (ensure it is inexpensive laundry bleach), and 2 tablespoons of Murphy’s (or another ammonia-free detergent).
  2. After the ingredients are mixed, simply brush it onto your deck and rinse very thoroughly with hose water.
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Can you jet wash decking?

Jet washing is a popular choice for removing flaky or peeling sealers. You can use a jet washer to clean decking finished with oils too, but you need to take care not to push the existing finish out of the wood and into surrounding plants, ponds or soil.

Is bleach bad for wood decks?

Unfortunately, it creates havoc when used on wood. Chlorine bleach removes natural wood color, destroys wood lignin (the glue that holds wood fibers together), can corrode metal deck fasteners and hardware and can kill vegetation.

How do I clean my deck without chemicals?

  1. Vinegar as a Deck Cleaner. White vinegar has degreasing power as well as anti-mold and mildew properties. …
  2. Baking Soda as a Deck Cleaner. Combine 1 gallon water with 1 cup baking soda. …
  3. Oxygen Bleach as a Deck Cleaner. …
  4. Pressure Washer as a Deck Cleaner.

How do I naturally clean my wood deck?

To clean your deck, combine 1 cup vinegar with 1-gallon water. Sprinkle baking soda on any mildewed wood and use the vinegar and warm water to scrub over all the boards. Borate is also a natural cleaner and versatile for indoor or outdoor cleaning. Use a ratio of one cup of Borax to one gallon of water.

Can I clean my deck with vinegar?

You can use white distilled vinegar and water to create an all natural cleaning solution for the deck. Vinegar is a good option as it will remove mildew, mold, and dirt on the wood. Combine 1 cup vinegar with 1 gallon water. … Make sure the deck cleaner does not contain bleach, as this can damage the wood.

What to use to clean deck before staining?

Deck cleaners, such as the Wood Deck Cleaner and Brightener by DeckWise or the TimberTech Deck Cleaner, will lift and remove any stuck-on grime from your wood deck boards. These deck cleaning solutions will soak down into the dry wood.

Why does my deck look dirty?

If left uncared for, a deck will develop permanent stains, splinters, and even mold and mildew. That’s because wood, being a porous substance, expands and contracts as temperatures vary. And that expansion lets dirt and grime work their way deep into the wood over time.

Can I use bleach to clean decking?

Contrary to popular belief, chlorine bleach is not a great cleaner for a wood deck. Luckily, you can use powdered oxygen bleach to scrub down and clean your deck without damaging the deck’s wood or any surrounding plantlife.

Why is my wood deck turning green?

A wooden patio may turn green when excess moisture is held inside the pores for a long period of time. Mild, mildew and algae thrive in moist conditions such as this. If the wooden patio doesn’t dry out, it may develop a slimy film while simultaneously turning green.

What kills mold better bleach or vinegar?

Bleach can kill off mold, but it is not as effective as vinegar. That’s because vinegar seeps into porous materials that mold grows on, such as wood. Bleach is a great surface cleaner but has difficulty removing spores because it doesn’t seep into the material below the surface layer.

How do I get green mold off my deck?

Mix a cup of baking soda in a gallon of warm water and apply it with a scrub brush to remove green mold from the wood. Work the solution into the wood with the brush to lift the fungus out of the wood. The mixture can be used to wash the whole deck, or just applied to the moldy areas. Rinse with fresh water when done.

How long should I wait to stain my deck after washing it?

Always make sure the deck is clean and dry before you begin staining. Wait at least 24 hours after washing your deck to apply stain. Also, try to avoid staining your deck right before it rains. Most stains require at least 2-3 hours for drying.

Can you ruin a deck by pressure washing?

The impact of washing your decks under high pressure is profound in softer materials such as PVC. The pressure washer can significantly engrave the PVC on the deck if you use unreasonably high pressures during a routine washing exercise. Washing a composite deck under high pressure can also lead to extreme damages.

Can you use surface cleaner on deck?

If you’re looking for an effective way to clean your home’s deck, consider investing in a surface cleaner or pressure washer. Surface cleaners offer an environmentally friendly way to wash your deck, and with the large variety of pressure washers available, it’s easy to find one that suits your needs.

How do you clean weathered wood?

Scrub the wood down using soapy water or a combination of detergent, bleach, and water to clean the wood. Always remember to protect yourself with proper safety equipment from the fumes of the cleaner and any mold spores. If the wood isn’t cleaned the first time, don’t be afraid to restart the process.

Is tsp good for cleaning decks?

A good washing with TSP makes your deck look great. Trisodium phosphate, or TSP, is a common deck cleaner. The chemical is strong enough to remove dirt and grease from the surface of your deck, but will not harm your plants or lawn when you rinse the deck. … You can clean your deck with TSP in one day.

Can I use OxiClean to clean my deck?

OxiClean is safe to use on decks. … When cleaning your outdoor deck, the oxygen bleach is a much better alternative than chlorine bleach as it cleans any deck surface without causing discoloration or damage to plants, shrubs, soil and similar surroundings.

Do I need to sand my deck after pressure washing?

Make sure your deck is thoroughly dry before you sand. If there has been recent rainfall or if you have power washed, wait several days before sanding.

Can you use a pressure washer on wooden decking?

For cleaning a wooden deck, you’ll be best served by using the lowest pressure setting that’s still effective. For soft woods like cedar or pine, this is usually about 500 to 600 psi. For harder woods, it can go up to 1200 to 1500 psi. … Never get closer than 12 inches from the deck unless you’re using low pressure.

Do I need to use detergent with pressure washer?

Most manufacturers recommend that pressure washer soap be used with the washer to avoid any malfunction. Using regular household soap in a pressure washer is risky because the soap may not be compatible with the washer, thereby damaging the washer.

How do you clean a balcony deck without a hose?

  1. Clean the Furniture. …
  2. Dust the Sides and Floor. …
  3. Work Top to Bottom. …
  4. Use a Multi-Surface Cleaner. …
  5. Grab a Bucket. …
  6. Use a Sponge or Mop. …
  7. Dry the Balcony. …
  8. Double Check the Furniture.