I Stopped Pressure Washing My Concrete, and the Mold Didn’t Come Back the Same Way
You don’t need a pressure washer. Using a pressure washer always felt like the obvious way to clean mold off concrete. It worked fast. The surface looked fresh again in minutes. But the same dark areas kept coming back, especially where shade and moisture stayed longer. It never lasted as long as it should have. That’s when I stopped focusing on force and changed how I cleaned it. Why I Focused on the Same Spots The problem wasn’t the entire surface. It was the areas that stayed damp. Corners of the patio, sections under shade, and spots where water didn’t drain well always developed discoloration first. Even after cleaning, those areas shifted back faster than the rest. The surface looked clean, but it never stayed that way. What I Did Instead I stopped trying to clean everything at once. After rinsing the concrete with a hose, I applied a diluted bleach solution only to the affected areas while the surface was still damp. About one gallon of water with a small amount of bl...