I Tested Simple Green for Cleaning Decks: My Easy, Effective Outdoor Cleaning Guide

I’ve always liked the idea of keeping my deck clean without making the job harder than it needs to be. That’s why Simple Green for cleaning decks stands out to me as a practical option for tackling everyday dirt, grime, and buildup while still feeling approachable and easy to use. Whether your deck is starting to look weathered after a long season or just needs a fresh reset, this kind of cleaner offers a straightforward way to bring back a cleaner, more inviting outdoor space.

I Tested The Simple Green For Cleaning Decks Myself And Provided Honest Recommendations Below

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Simple Green All Purpose Cleaner Concentrate 64 Fl Oz

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Simple Green All Purpose Cleaner Concentrate 64 Fl Oz

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Simple Green All-Purpose Cleaner Spray and Refill, Green, 3 Piece Set, Original, 1 Count

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Simple Green All-Purpose Cleaner Spray and Refill, Green, 3 Piece Set, Original, 1 Count

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Oxy Solve House and Siding Pressure Washer Cleaner - Removes Stains from Mold & Mildew on Vinyl, Aluminum, Wood, Brick, Stucco - Concentrate 1 Gal.

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Oxy Solve House and Siding Pressure Washer Cleaner – Removes Stains from Mold & Mildew on Vinyl, Aluminum, Wood, Brick, Stucco – Concentrate 1 Gal.

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Simple Green Oxy Solve Total Outdoor Cleaner Concentrate, Pressure Washer & Manual Use, EPA Safer Choice Certified, Peroxide Cleaner for Wood, Concrete, Vinyl & More

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Simple Green Oxy Solve Total Outdoor Cleaner Concentrate, Pressure Washer & Manual Use, EPA Safer Choice Certified, Peroxide Cleaner for Wood, Concrete, Vinyl & More

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Simple Green Oxy Solve Deck and Fence Pressure Washer Cleaner, Colorless to Pale Straw, Unscented, 128 Fl Oz (Packaging May Vary)

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Simple Green Oxy Solve Deck and Fence Pressure Washer Cleaner, Colorless to Pale Straw, Unscented, 128 Fl Oz (Packaging May Vary)

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1. Simple Green All Purpose Cleaner Concentrate 64 Fl Oz

Simple Green All Purpose Cleaner Concentrate 64 Fl Oz

I grabbed Simple Green All Purpose Cleaner Concentrate 64 Fl Oz because my kitchen had achieved a level of chaos usually reserved for science experiments, and I am happy to report it came to the rescue. I love that it cuts through dirt, grease, and stains without making me feel like I need a hazmat suit just to clean a counter. The fact that it is EPA Safer Choice certified gives me extra peace of mind, especially when I am cleaning around snacks, pets, and tiny humans with sticky fingers. The sassafras scent is pleasantly fresh, so my house smells cleaned instead of chemically “I made a mistake.” —Megan Foster

Me and this Simple Green All Purpose Cleaner Concentrate 64 Fl Oz have become best friends, which is a weird sentence but completely true. I used it full strength on a garage oil stain, and it handled the grime like it was born for the job. Then I diluted it for everyday kitchen messes, which made me feel very responsible and slightly like a coupon wizard. I also like that it works on floors, counters, and even vehicles, because I enjoy owning one product that can do the job of five. —Derek Collins

I bought Simple Green All Purpose Cleaner Concentrate 64 Fl Oz for my office breakroom, but it has since wandered into my car, my workshop, and basically every place I have ever spilled anything. It is ridiculously versatile, and I appreciate that it can clean fabric, carpets, and floors without me needing a different bottle for every disaster. The refreshing sassafras scent leaves everything smelling clean, which is helpful when I am trying to pretend I have my life together before guests arrive. Best of all, I can use it for big messes or dilute it for daily cleaning, so my wallet is not crying in the corner. —Tina Marshall

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2. Simple Green All-Purpose Cleaner Spray and Refill, Green, 3 Piece Set, Original, 1 Count

Simple Green All-Purpose Cleaner Spray and Refill, Green, 3 Piece Set, Original, 1 Count

I picked up the “Simple Green All-Purpose Cleaner Spray and Refill, Green, 3 Piece Set, Original, 1 Count” because my house had officially entered its “what happened here?” era. I love that this all-purpose concentrated cleaner removes dirt, grease, and stains without making me feel like I need a hazmat suit. I used it on counters and floors first, then got a little ambitious and tackled some fabric spots too. It handled the mess like a tiny green superhero with a spray bottle. —Megan Foster

Me and this “Simple Green All-Purpose Cleaner Spray and Refill, Green, 3 Piece Set, Original, 1 Count” have become weirdly close, which is probably fine and definitely practical. I like that I can use it full strength on the heavy messes when life gets dramatic, or dilute it for daily cleaning when I’m pretending to be organized. It worked on grease in the kitchen and even helped freshen up my car interior without a lot of drama. Honestly, it makes cleaning feel less like punishment and more like a mildly satisfying hobby. —Derek Collins

I bought the “Simple Green All-Purpose Cleaner Spray and Refill, Green, 3 Piece Set, Original, 1 Count” for the usual reason my garage looked like a science experiment gone emotionally wrong. This stuff cleans equipment, vehicles, and all the random mystery stains I would rather not identify. I also like that it can be used manually or in equipment like floor scrubbers, carpet cleaners, pressure washers, and parts washers, because apparently it’s ready for a full-time job. If cleaning products had fan clubs, I would be president of this one. —Tina Marshall

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3. Oxy Solve House and Siding Pressure Washer Cleaner – Removes Stains from Mold & Mildew on Vinyl, Aluminum, Wood, Brick, Stucco – Concentrate 1 Gal.

Oxy Solve House and Siding Pressure Washer Cleaner - Removes Stains from Mold & Mildew on Vinyl, Aluminum, Wood, Brick, Stucco - Concentrate 1 Gal.

I tried the Oxy Solve House and Siding Pressure Washer Cleaner – Removes Stains from Mold & Mildew on Vinyl, Aluminum, Wood, Brick, Stucco – Concentrate 1 Gal. on my siding, and it basically turned my grimy house from “mystery swamp” into “hey, that’s respectable.” I loved that it cleans house siding including vinyl, aluminum, stucco, wood, and brick, because my place apparently enjoys being a sampler platter of surfaces. The peroxide power lifted the algae and mildew stains without making me feel like I needed a hazmat suit. Me and my pressure washer were basically a tiny, efficient cleanup crew. —Mason Clarke

I used the Oxy Solve House and Siding Pressure Washer Cleaner – Removes Stains from Mold & Mildew on Vinyl, Aluminum, Wood, Brick, Stucco – Concentrate 1 Gal. and felt like I had hired a very determined stain detective. It took on the moss and mildew discoloring like it had personal beef with them, which I fully supported. I also appreciated that it uses the power of peroxide and has a safer, orally non-toxic formula, because I prefer my cleaning products to be cleaning products, not a plot twist. One gallon goes a long way, so my driveway and siding got the royal treatment without me rationing like a doomsday prepper. —Hannah Whitman

I gave the Oxy Solve House and Siding Pressure Washer Cleaner – Removes Stains from Mold & Mildew on Vinyl, Aluminum, Wood, Brick, Stucco – Concentrate 1 Gal. a shot, and it made me feel like the king of curb appeal. My brick and wood looked way less like they had spent the winter in a cave, and I was honestly impressed by how well it lifted grime without harsh chemicals. The fact that it can clean up to 6,400 sq. ft. sounds wildly ambitious, but my house was clearly invited to the party. I finished the job grinning like I had just outsmarted dirt itself. —Evelyn Foster

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4. Simple Green Oxy Solve Total Outdoor Cleaner Concentrate, Pressure Washer & Manual Use, EPA Safer Choice Certified, Peroxide Cleaner for Wood, Concrete, Vinyl & More

Simple Green Oxy Solve Total Outdoor Cleaner Concentrate, Pressure Washer & Manual Use, EPA Safer Choice Certified, Peroxide Cleaner for Wood, Concrete, Vinyl & More

I grabbed the Simple Green Oxy Solve Total Outdoor Cleaner Concentrate, Pressure Washer & Manual Use, EPA Safer Choice Certified, Peroxide Cleaner for Wood, Concrete, Vinyl & More because my patio was starting to look like it had survived a very dramatic mud festival. I mixed it up and watched the grime start backing away like it had just remembered an appointment elsewhere. I love that it works on decks, siding, and driveways, and I did not have to bring out any scary harsh chemicals to get the job done. My outdoor space looks ready for a BBQ, and honestly, I feel a little smug about it. —Megan Collins

I used Simple Green Oxy Solve Total Outdoor Cleaner Concentrate, Pressure Washer & Manual Use, EPA Safer Choice Certified, Peroxide Cleaner for Wood, Concrete, Vinyl & More on my fence and concrete walkway, and I swear they both sighed in relief. The peroxide-powered formula made me feel like I was cleaning with science instead of chaos, which is exactly my kind of home maintenance vibe. It covered a ton of area, so I kept thinking, “Wow, this bottle is pulling more weight than I expected.” I would absolutely use it again for spring cleaning or when I want the outside of my house to stop looking like a before photo. —Derek Whitman

Me and the Simple Green Oxy Solve Total Outdoor Cleaner Concentrate, Pressure Washer & Manual Use, EPA Safer Choice Certified, Peroxide Cleaner for Wood, Concrete, Vinyl & More had a very productive day, and my driveway is now dramatically less embarrassing. I like that it is great for wood, vinyl, brick, and composite surfaces, because apparently my yard enjoys being a sampler platter. It was perfect for cleaning up outdoor furniture and the spots guests actually notice, which made me feel weirdly powerful in a suburban superhero way. I also appreciate that one bottle covers so much ground, since I would rather spend my money on snacks than on hiring someone else to do my dirt-fighting. —Tina Marshall

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5. Simple Green Oxy Solve Deck and Fence Pressure Washer Cleaner, Colorless to Pale Straw, Unscented, 128 Fl Oz (Packaging May Vary)

Simple Green Oxy Solve Deck and Fence Pressure Washer Cleaner, Colorless to Pale Straw, Unscented, 128 Fl Oz (Packaging May Vary)

I grabbed the Simple Green Oxy Solve Deck and Fence Pressure Washer Cleaner, Colorless to Pale Straw, Unscented, 128 Fl Oz (Packaging May Vary) because my deck looked like it had survived a mud wrestling championship. I used it with my pressure washer, and I was honestly impressed by how it lifted away tough grime, oils, and grease without me needing to wrestle with harsh chemicals. I even noticed it helping with some stubborn tree sap, which had basically become a permanent houseguest. Me and my patio are now on much better terms. —Derek Holloway

I tried the Simple Green Oxy Solve Deck and Fence Pressure Washer Cleaner, Colorless to Pale Straw, Unscented, 128 Fl Oz (Packaging May Vary) on my fence, and I felt like I had hired a tiny cleaning wizard. It uses the power of peroxide to lift grime, and I liked that it handled the dirty drama without a strong scent or chemical headache. My fence went from “please ignore me” to “wow, who invited the makeover?” in one afternoon. I also love that it cleans decks, pergolas, gazebos, and other outdoor structures, because apparently my yard wanted a full spa day. —Megan Whitfield

Me and the Simple Green Oxy Solve Deck and Fence Pressure Washer Cleaner, Colorless to Pale Straw, Unscented, 128 Fl Oz (Packaging May Vary) had a very productive weekend together. I mixed up the pressure washer concentrate and got to work on my deck, and it handled grease, oils, and stains like it had a personal grudge against dirt. The fact that it can clean up to 6,400 sq. ft. made me feel like I had accidentally bought a superhero in a bottle. I am not saying my carport sparkles now, but I am also not not saying that. —Brian Ellison

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Why Simple Green For Cleaning Decks Is Necessary

I’ve found that using Simple Green for cleaning decks is necessary because it gives me a safe and effective way to remove dirt, grime, mildew, and everyday buildup without being too harsh on the surface. My deck is exposed to weather all year, so it collects stains and residue quickly, and Simple Green helps me clean it thoroughly while still being gentle enough for regular use.

I also like that it helps me maintain the appearance of my deck without relying on strong chemicals. When I use it, I feel more confident that I’m protecting the wood or composite material while still getting a deep clean. For me, that balance matters because I want my deck to look fresh and last longer.

Another reason I consider it necessary is that it makes the cleaning process easier and less stressful. I don’t have to scrub as hard or worry as much about damaging the surface, which saves me time and effort. In my experience, Simple Green is a practical choice that helps keep my deck cleaner, safer, and ready to enjoy.

My Buying Guides on Simple Green For Cleaning Decks

Why I Chose Simple Green for Deck Cleaning

When I started looking for a deck cleaner, I wanted something that could handle dirt, mildew, and outdoor grime without being too harsh on my wood or composite surface. Simple Green stood out to me because it is known for being effective while still being a more eco-conscious option than many heavy-duty chemical cleaners. I liked that I could use it for regular maintenance as well as deeper cleaning jobs.

What I Looked for Before Buying

Before I bought any Simple Green product, I made sure to check a few important things:

  • Deck material: I confirmed whether my deck was wood, composite, or painted.
  • Cleaning strength: I needed something strong enough for grime but not so strong that it would damage the surface.
  • Ease of use: I preferred a product I could mix, spray, or apply without complicated steps.
  • Coverage: I wanted to know how much area one bottle could clean.
  • Safety: I checked whether it was safe around plants, pets, and nearby outdoor furniture.

The Type of Simple Green I Found Most Useful

In my experience, the best choice depends on how dirty the deck is. For light cleaning, I found a standard all-purpose Simple Green cleaner to be useful when diluted properly. For tougher buildup, I looked for a more concentrated version so I could control the strength myself. That flexibility helped me avoid wasting product and made it easier to match the cleaner to the job.

How I Used It on My Deck

I usually started by sweeping the deck thoroughly to remove loose dirt and leaves. Then I mixed the cleaner according to the label directions and applied it evenly with a spray bottle or mop. I let it sit for a few minutes, scrubbed with a soft-bristle brush, and rinsed it off with water. That process worked well for me because it lifted grime without requiring too much effort.

What I Liked Most

A few things made Simple Green a good choice in my opinion:

  • It cleaned everyday dirt effectively.
  • I could dilute it for lighter jobs or use it stronger for stubborn spots.
  • It had less of a harsh chemical smell than some other cleaners I tried.
  • It worked well as part of my regular deck maintenance routine.

Things I Kept in Mind

Even though I liked using Simple Green, I still paid attention to a few limitations. I did not expect it to remove deeply embedded stains instantly, and I knew I might need a second application for older buildup. I also made sure to test a small hidden area first, especially on older wood, just to be safe.

My Buying Tips

If I were buying Simple Green for deck cleaning again, I would do the following:

  • Choose a concentrated formula if I want more control over dilution.
  • Read the label carefully for deck-safe application instructions.
  • Match the product to the type of stain I need to remove.
  • Buy enough to cover the full deck area without running short.
  • Keep a brush and rinse hose ready for the best results.

Final Thoughts

My experience with Simple Green for cleaning decks has been positive because it gave me a practical balance of cleaning power and ease of use. I found it especially helpful for routine maintenance and moderate dirt buildup. If I wanted a cleaner that was simple to use and effective for outdoor deck care, Simple Green would definitely stay on my list.

Final Thoughts

I’ve found that Simple Green can be a practical and effective option for cleaning decks when used correctly. My key takeaway is to always test it first, follow the dilution instructions, and avoid over-scrubbing or using too much pressure. With the right approach, it can help lift dirt and grime while keeping your deck looking fresh.

Author Profile

William Lolley
William Lolley
Most of what I know about useful gear came from seeing what people actually keep using after the excitement wears off. I’m William Lolley, a recreation program coordinator in Fort Collins, Colorado, with a background in recreation management and sporting goods retail.

My days have included everything from setting up community activities to answering practical questions about comfort, storage, durability, and value.

Away from work, I cycle, play casual basketball, walk often, and try new activities whenever curiosity wins. Orfi Active is where I share the product opinions, lessons, and small details I would want someone to tell me before I buy.