How do you bleach cedar shingles
Rachel Hunter
Published Mar 15, 2026
The Cedar Bureau recommends using a solution no stronger than one-part bleach to three parts water. Apply it with a pump sprayer and let it sit for about 15 minutes before rinsing it off with a garden hose. Be sure to keep the hose pointed downward to avoid forcing water up behind the shingles.
Will bleach hurt cedar?
Do not attempt to power wash your cedar siding. Power washing can damage the wood, and bleach can damage a power washer. Though it may be more time consuming, always clean your cedar siding by hand.
Should you power wash cedar shingles?
Cedar shake siding will grow algae and mold if it’s not cleaned once in a while. … Much like a wooden deck, you can use detergents and a pressure washer to blast the grime away and reveal the beautiful cedar color within.
How do you keep cedar shingles looking new?
You don’t have to do much to cedar shingle siding if you prefer its weathered gray look, other than clean and coat it with a clear water-resistant preservative and inspect it for rot and damage periodically. Coating the cedar shingles with a water-resistant product helps to preserve the wood against moisture damage.How long does it take for cedar shakes to turn GREY?
Answer: Because bleaching stain requires sunshine to change your shingles’ color, it depends on the amount of sunlight that hits your home. On the South Shore, it takes about six months- 12 months to turn cedar shingles from their natural color to gray.
Why do cedar shingles turn black?
There are two main causes of the darkening of cedar siding: tannin stains, and mildew stains. If the darkening is caused by mildew, the bleach will immediately clear it up. If the stain is caused by tannin, the bleach will have no effect.
Can you use OxiClean to clean cedar siding?
Since these surfaces are made from wood, it is perfectly acceptable to clean cedar siding with the product. OxiClean uses the power of oxygen and bleach derivatives to break down the barrier shells of algae, mold, and mildew from cedar siding. … All the OxiClean to soak into the wood for around fifteen minutes.
Can you leave cedar shingles untreated?
Cedar has natural antibacterial and anti-fungal properties, allowing you to leave the wood untreated without worry of excess warping, rotting and cracking. … This is something to consider when choosing cedar shingles or siding.Should you stain cedar shingles?
Staining cedar shingles not only enhances their beauty but also fortifies them against threats posed by the elements. … To protect new shingles, apply a penetrating stain. Stain soaks in and protects the wood from the weather, and it won’t crack, peel, or chip.
How do you treat white cedar shingles?Some cedar siding shingles are treated with bleaching oil, which is a treatment made with linseed oil and bleach crystals. Along with protecting your cedar shingles against decay and other coastal contamination, this treatment will also give them the weathered silvery gray look that many homeowners prefer.
Article first time published onHow do you bleach cedar siding?
You simply keep the wood siding wet with the oxygen bleach solution for 15 minutes. It will remove the mildew and deep-clean the siding. Lightly scrub the siding before rinsing with clear water from a garden hose. Avoid the temptation of using a pressure washer.
Can you use OxiClean to clean siding?
OxiClean is just one of many different brands of oxygen bleach cleaners. Oxygen bleach, aside from being great at cleaning siding covered in mold or mildew, is perfectly safe for you and the environment. It’s actually nothing more than a souped-up relative of hydrogen peroxide in powdered form.
How do you clean cedar before staining?
Prepare your cedar siding by washing it with soapy water to remove any dirt or dust (if any has accumulated). After you have washed it, wait for it to dry before applying any stain to the cedar.
Can you buy weathered cedar shingles?
Weathered cedar shingles are a distinguished grayish-silver color. They last a long time. Cedar has a lifespan of 30 to 50 years, which is considerably longer than asphalt shingles, making them competitively priced with asphalt shingles over their lifespan. They’re environmentally friendly.
How do you make GREY cedar shingles?
It can take years for new cedar shingles to weather to match the color of old ones. To make them blend in at once, mix up a solution of 1 pound of baking soda and 1/2 gallon of water. Brush onto the new shingles, and they’ll turn gray in a few hours.
Can you stain white cedar shingles?
Absolutely you can stain cedar shingles, best spraying just like we did several months ago. At first, homeowner had ordered a TWP natural stain, but telling me it was a solid based paint-stain. … Seeing it was a semi-transparent stain.
How do you get black off cedar siding?
Mix the powdered bleach according to directions on the bottle, such as 4 parts water to 1 part powder. Apply the solution with a clean garden sprayer, allowing it to soak for 15 minutes. The bleach will remove much of the discoloration. Use a nylon-bristled scrub brush to remove the rest.
Is Power Washing bad for cedar siding?
Power washing can be used to clean cedar as long as the sprayer is set at a low pressure to prevent damaging the wood’s soft surface. Once cleaned and allowed to dry, the wood can then be painted using a urethane-acrylic house paint. … It is unsightly, but the cedar has not been damaged.
Is it OK to pressure wash cedar siding?
Can you pressure wash cedar siding? Yes, you can pressure wash cedar siding by using a low PSI pressure washer or adjusting a pressure washer to its lowest PSI setting. This protects the cedar from being damaged from too high of pressure because it is softwood.
How do you clean cedar posts?
If you would like to make your own home cleaner, however, simply mix one part bleach and some powdered detergent with two to four parts water. Scrub the posts with the cleaning solution and rinse well. Let the wood dry for one or two days before applying protectant.
How do you lighten a cedar shake?
The Cedar Bureau recommends using a solution no stronger than one-part bleach to three parts water. Apply it with a pump sprayer and let it sit for about 15 minutes before rinsing it off with a garden hose.
How do you clean cedar?
You can use water mixed with a bit of mild detergent for a basic cleaner. If you need a stronger cleaner, you can dilute bleach with water for a cleaner that will accentuate the natural luster of the cedar. This is particularly effective in the removal of mildew. Wipe the wood gently, and avoid excessive scrubbing.
Should you seal cedar shakes?
Never seal your cedar roof. Sealing the roof will lock in moisture that would otherwise naturally evaporate during normal weather conditions. Cedar needs to breathe and thus a water repellant type product, rather than a water proofer is the best route to follow.
Can you stain red cedar shingles?
Red cedar shingles are used as siding on a home and on the interior walls of family rooms or dens. The best way to stain cedar shingles is to dip each shingle in a bath of stain, allow it to dry, then install. Once the cedar shingle is installed, the staining process is slightly more complicated and messy.
Is it better to paint or stain cedar siding?
The best answer is based on your home’s current cedar condition. Stain lasts longer and often looks more natural, but can only be applied if cedar is paint-free. Paint offers more protection and can be a good choice for badly worn homes with previous peeling issues from past painting applications.
How often do you have to Restain cedar siding?
According to Networx, “wood siding should be repainted every 3-7 years, or stained approximately every 4 years.” How often you’ll need to restain or repaint will depend on your region’s weather conditions as well as how often your home suffers damage.
How often do cedar shingles need to be replaced?
White cedar shingles should be replaced roughly every 20 years. There are natural and dipped shingles.
Can you oil cedar shingles?
Many people with cedar roofs wonder if an oil treatment for cedar shingles is appropriate, and the answer is an absolute yes!
Can you lighten cedar siding?
One part white vinegar to 3 or 4 parts water is fine. Dip a sponge in the vinegar solution, and wipe it on the bleached wood. Rinse the sponge in clear water before dipping it again in the neutralizing solution. Once the cedar is dry, you can leave it as is or apply the finish of your choice.
How do I make cedar siding look new again?
After cleaning your cedar to bring back its color, apply a clear exterior varnish to help sustain it. A quality weatherproofing product will prolong the fresh look of your cedar and help limit algae growth. If you would prefer your siding stained another color, choose a stain that is darker than the cedar.
Is OxiClean an oxygen bleach?
OxiClean is the original stain remover that uses the power of oxygen to clean your home. An Oxygen bleach begins its reaction when mixed with water. … The main active ingredient of this product is Sodium Carbonate not Sodium Hypochlorite which is found in chlorine containing bleaches.