Let sit 5-10 minutes and use a high-pressure hose to rinse off. But the fact is, cement is just one of the components of concrete. In time, it also fades away and may sometimes leave an unpleasant pattern on the floor. Because there is virtually no residue, minimal cleanup is required, greatly speeding the application process. Did you know that you can identify pet urine on concrete with a black light? Please enter your information to confirm. If the stains remain, try washing the area with laundry or dish detergent. Add 1/3 cup of powdered laundry detergent. Don't rub the surface — it will drive the stain further into the concrete. After rinsing or blotting the initial spill, apply a 1:1 ratio of water to white vinegar and scrub with a sponge soaked with water and dish soap. Next, apply Soft Scrub and work in a circular motion. This concrete floor brings out an air of old elegance to any home. Learn more... Cement is often mistaken for concrete. Ammonia is toxic and can irritate the eyes. Dampen hands with water and sprinkle with baking soda. For larger areas, homeowners report success eliminating algae by attaching a liquid fertilizer delivery device to the end of a garden hose and filling it with pool chlorine. If you can, blot it up versus rinsing, as it will kill plants. For additional options, read this guide on removing moss from paving stones. % of people told us that this article helped them. Here is a recipe for a mildewcide developed by the U.S. Department of Agriculture’s Forest Products Laboratory that can be mixed up at home. We currently service most areas in San Diego County and Orange County, California. The concrete actually absorbs the ink stain. Repeat the process until the cloth is not absorbing any more of the ink. If the stain is older or set-in, you can take the following steps to remove it. Don’t let it dry too quickly–apply more if necessary. Your best bet is to diligently spray down and seal outdoor concrete regularly, because it is so porous. Make sure you stain cleaner contains citrus-based solvents, potassium hydroxide, or … Use a cloth or soft-bristled brush to gently scrub the stain. Staining wood is a common home improvement project and as such, cleaning up the stain is also a common problem. Scrub again and rinse. Blot up the excess liquid, as it’s not the best thing in the world to rinse it elsewhere. I was wondering if anyone knew methods to help get the dye off the white area. If you should get concentrated Turf Mark Blue on your skin, you would still wash several times with soap and water and then use a bleach solution of 20 parts water to 1 part bleach to help break down any remaining dye. They’re so pretty, but moving potted plants around often leaves behind a stain from water getting trapped beneath the pot.These can be tough to remove, so we offer you options ranging from simple to severe. Increase the amount of tea tree oil and glycerin if the stain isn’t lifted. Use a scrub brush or toothbrush to get the crayon out. Blot up and make sure to rinse the liquid off of the area. Apply glycerin with a damp sponge on any remaining stain and repeat the cycle. Add a few drops of tea tree oil and glycerin (can be purchased at a drugstore) to a few quarts of water in a bucket. Scrub the area with a stiff broom or brush, working the cleaning solution into the stain as best as you can. So, you will need ample water. Sodium percarbonate is toxic and flammable. Mix flour and hydrogen peroxide to form a thick paste similar in consistency to peanut butter. below. Try using an oil-based lubricant or cleaner like Goo Gone or WD-40. Commercially sold cleansers designed for outdoor use may also be effective ways to remove dried stains from concrete. Any advice would be very helpful. I used pool chlorine (10% HCL), about 2 gallons in a 12x12 and it was enough to remove the stain and bring back the original color of the concrete. Cover the area with kitty litter and grind it in wearing old shoes. Apply and let it soak for 10 minutes. Wear chemical protective gloves, mouth mask, safety glasses and protective clothing to protect you from the strong chemicals you will be using. Tips to Clean Several Stains From Colored Concrete Floors. Unfortunately, crayons don’t always stay on the paper. 7310 Miramar Rd #300, San Diego, CA 92126. Thanks to all authors for creating a page that has been read 47,539 times. Use a nylon brush to scrub it away. Then, scrub the stain with a brush, blot occasionally while scrubbing to absorb rust. The baking soda provides a gentle abrasive action to lift the dye. Concrete is a very versatile and widely preferred building material. Step 3 If the surface was just stained, act quickly. Even the most well-maintained concrete slab patios, driveways and garage floors suffer the accidental stain. Request an estimate and design consultation today by filling out our short form It's vital to deal with the ink spill right away. Include your email address to get a message when this question is answered. In this case, using soap will actually cause the stain to set. Urine Zero: The Pet Odor / Urine Smell Remover, Paver Patterns and Design Ideas for Your Patio, Artificial Grass Installation Services in San Diego and Orange County, Artificial Grass Cost – Installation Price Guide. Mildew is unattractive and can cause respiratory issues. Coffee is tannic, like wine, so you can use a 1:4 ration of glycerin to water on a sponge to scrub and remove it. If there’s an oil-like film remaining, use dish soap and water to remove it. Then simply rinse and blot dry. You should be able to purchase washing soda at your local grocery or hardware store. Do not rub, rubbing might spread the stain. Follow these steps to remove red dye stains from stone surfaces such as Bluestone, Brick, Concrete, Flagstone, Granite, Limestone, Masonry Tile, Sandstone, Slate and Terrazzo: Wipe up excess dye. Then use a painter's shield to scrape the sealer into a pile and remove with a square point shovel. Pressure washers can quickly remove dirt, debris and some concrete stains, but it is also easy to misuse them and damage your driveway, walkway or patio. Think about wearing protective clothing, eye wear and gloves, depending on which method you choose. It this doesn’t work, repeat using OxiClean instead of dish soap. Be mindful of rinsing oil and other chemical stains into plants and other sensitive areas, as well as storm drains. Pour distilled white vinegar over the stain and let it soak in for a few hours. Whiting can be bought in some paint stores. If this doesn’t work, sprinkle dry detergent over the wet area and let sit for 10 minutes. It happens to the best of us. Scrub again and rinse. Wear eye protection and rubber gloves. Bluestone, Brick, Concrete, Flagstone, Granite, Limestone, Masonry Tile, Slate, Terrazzo. We know ads can be annoying, but they’re what allow us to make all of wikiHow available for free. wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. Odor can be further reduced by an application of distilled white vinegar; however, the pet store products are most effective. Or, try distilled white vinegar and a scrub brush. Pour hot water (be careful not to burn yourself) over the detergent and scrub well. Sweep up the kitty litter and rinse the area. Take a deep breath and don’t stress. If you don’t have any and need to take care of a stain now, try the tips below! Be careful using bleach or other chemicals on. The most effective way of applying these substances is by spraying the surface with a plastic garden sprayer. If you prefer avoiding commercial cleaners, you can also create a paste by mixing baking soda and water for use a mild abrasive. You can remove diluted Turf Mark Blue from your skin by washing the area several times with soap and water. Do not mix chlorine with ammonia; it will result to a poisonous gas. As pretty as foliage is, the compounds that give it gorgeous color can actually be absorbed into concrete. Since you will be dealing with chemicals, it is advisable to have antidote and accident treatment chemicals readily available. Let it sit until the black or green stains turn white, but don’t let it dry. Keep children and pets away from it. This article has been viewed 47,539 times. Formic acid has been distilled for centuries from the venom of … As the paste dries, it will lift the berry stain from the concrete. Cover it with distilled white vinegar and leave for a few hours without allowing it to dry. The person who tossed that cigarette butt on your concrete had better have brought washing soda as a hostess gift. Concrete stain solutions are applied by brushing, spraying or rolling. Soak up as much as possible with paper towels. If left for long periods of time, even chalk that’s meant to be used on the sidewalk can be difficult to remove. The dissolved ink stain will be lifted up with the liquid and will be re-absorbed by the poultice or cotton batting. The commercial salt can stain; whereas, baking soda doesn’t. The best approach is to use a power washer or grinder to remove the soft top layer until you get down to solid concrete. Mix 1 cup of trisodium phosphate with 1 gallon of water and leave on the stain for 20 minutes. Industrial strength and environmentally-friendly products such as the Soy Gel & Sealer Stripper get the job done. Porous concrete absorbs stains easily. If you think a power washer might be your best option, consider hiring a professional with experience pressure washing concrete, or do a bit of research on how to properly use a power washer to remove stains without damaging your concrete. (Consider wearing a mask to avoid inhaling any kitty litter dust.). To create this article, volunteer authors worked to edit and improve it over time. No Kool-Aid? Scrub a mixture of dish soap and water on to the stain and rinse it off using high pressure from a garden hose with a nozzle. You may need to repeat this a few times to achieve victory. Washable crayons will probably remove with soap and water, but non-washable crayons are a different story. Step 2 Dip your scrub brush into your bucket. wikiHow is where trusted research and expert knowledge come together. Maintenance is very minimal and is highly durable in terms of the wear and tear it undergoes. The other reason why keeping liquid from absorbing into concrete is important is because it puts stress on the concrete, leading to cracking. The methods listed in this article will reverse the staining process. It is easier to remove a fresh ink stain than a dried one. If you live in an area where it snows, instead of using commercial salt to melt the snow in your walkways and driveways, use baking soda. If fallen leaves have left unsightly stains on your concrete, follow the instructions below. Concrete Stain Removal: How to Remove 15 Common Outdoor Stains. Don’t let it dry too quickly–apply more if necessary. If the WD-40 also does not work, you can try spraying a generous amount of oven cleaner on your grease stain. wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. After removing the top layer, you can keep the concrete gray or use a microtpping overlay or stain to add back some color if desired. Another strategy that works well is using kitty litter to soak up the liquid. How to remove sealer and color of a concrete patio using SealGreen Coating Remover