Not everyone is a fan of the rustic look of moss growing on their driveway, sidewalk, or patio. But, appearance aside, it’s a safety hazard. When moss covers materials like concrete, brick, wood, and paving stones, it can make these high-traffic surfaces extremely slippery, increasing the risk of someone falling. While there are multiple methods for killing moss, for being cheap, effective, easy to apply, and most of all, because it’s less harmful for wildlife, and nearby plants, flowers, and trees. Here’s how to get rid of moss on your driveway and sidewalk using baking soda.How to remove moss with baking sodaThe first step is hosing down the mossy areas, taking time to any cracks in the pavement, or spaces between bricks. Then give it two or three hours to soak in. This will help the baking soda stick to the moss, and penetrate the cracks and crevices.Next, apply the baking soda in one of three forms:PowderSprinkle baking soda directly onto the moss. Let it sit for several days. When the , scrape it off and out of the cracks, then sweep it away the debris. You can also give it a final rinse with a hose if you’d like., Sprinkle baking soda directly onto the moss. Let it sit for several days. When the moss turns brown , scrape it off and out of the cracks, then sweep it away the debris., Mix 2 to 3 tablespoons of baking soda with 1 quart of water, or 1 cup of baking soda with 1 gallon of water. Once you've got your mix, spray the growing moss directly using a spray bottle, or for larger affected areas — like your entire driveway and/or sidewalk — use a garden sprayer attachment..