This Hack Helps Remove Weeds From Cracks Or Spaces In Concrete

Maintaining a tidy driveway or patio shouldn't feel like a constant losing battle against weeds. Those stubborn sprigs popping up through concrete pavers or cracks are more than just an eyesore, they can actually widen gaps and cause structural damage over time. While it's tempting to reach for harsh chemicals right away and burn them off, there's a simpler, less harmful way to handle them. This guide proposes a hack that will save your back and your budget.

A Common Kitchen Staple

Heinz brand vinegar arranged in the Brooklyn borough of New York, US, on Saturday, July 23, 2022.
Photo Credit: Gabby Jones/Bloomberg via Getty Images
Photo Credit: Gabby Jones/Bloomberg via Getty Images

The most effective tool for clearing concrete gaps is likely already sitting in your pantry. Horticultural vinegar (or any type of vinegar, really) serves as a natural acid that's perfect for this job. When you spray it directly onto the weeds, the acetic acid dries out the foliage and disrupts the plant's ability to hold moisture, meaning it dies off. It's pretty straightforward, but here are some tips that will help with application.

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Mix It Up

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Containers of Dawn dish soap are displayed at a Target store on June 05, 2025 in Novato, California.
Photo Credit: Justin Sullivan/Getty Images
Photo Credit: Justin Sullivan/Getty Images
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You shouldn't just pour straight vinegar if you want the best results. Mix a gallon of white (or other) vinegar with a cup of salt and a tablespoon of liquid dish soap. The soap acts as a surfactant, which means it helps the solution actually stick to the leaves instead of just sliding off. This ensures the acid stays in contact with the weed long enough to do its job.

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Timing Your Application

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A bright, healthy lawn under a blue sky.
Photo Credit: Canva Pro
Photo Credit: Canva Pro
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For the best results, you'll want to choose a day when the sun is shining and there's no rain in the forecast. Vinegar needs time to sit on the leaves without being washed away. If you apply the solution during the hottest part of the afternoon, the sun also accelerates the drying process, you might even notice the weeds turning brown and brittle within just a few hours.

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Precision Is Everything

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A person using a spray bottle on a weed growing between some concrete pavers.
Photo Credit: Outdoor Revival
Photo Credit: Outdoor Revival
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Don't just spray the solution around the area haphazardly. Use a spray bottle with an adjustable nozzle to direct the spray exactly where it's needed. This ensures you're getting the maximum concentration on the weed itself. It also prevents you from accidentally hitting nearby flowers or grass you actually want to keep.

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Using A Paint Scraper

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A person using a paint scraper to dig out a weed between some concrete pavers.
Photo Credit: Outdoor Revival
Photo Credit: Outdoor Revival
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Have a single weed that you just want gone ASAP? Get a paint scraper! The flat, sharp edge of the scraper is perfectly sized to slide into narrow gaps in concrete. You can use it to slice through thick taproots or to pry out compacted dirt that's feeding the weeds. It's a more manual method, but it'll leave that space empty for the time being.

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You don't need expensive equipment or toxic sprays to keep your walkway looking sharp. It's all about working smarter, nor harder, and understanding how to stop nature from tearing up your hardscaped surfaces. Now that you've got the knowledge, your driveway will look better than ever.