How to Clean Pavers in Florida: A Homeowner’s Guide

To clean pavers in Florida without causing damage, use a surface cleaner (not a direct wand tip) at controlled pressure, pre-treat with a surfactant to loosen algae and mold, and re-apply polymeric sand to any joints where sand was displaced during cleaning. This protects the joint structure that keeps pavers locked in place. Professional paver cleaning in communities like Lake Mary, Winter Garden, and Oviedo follows this process.

The tricky part about paver cleaning is the joint sand. Clean the pavers wrong, and you blast out the sand that holds everything together. This guide covers how to clean pavers properly, protect the joints, and keep them looking good in Florida’s environment.

Why Do Pavers Get So Dirty in Florida?

Florida pavers face several problems that pavers in drier climates don’t:

• Algae and mold. The same green and black growth that covers driveways and pool cages also grows in the textured surface and joints of pavers. The uneven surface holds moisture longer than smooth concrete, giving algae more time to establish.
• Weed growth. When joint sand erodes or degrades, weed seeds settle into the gaps and root between pavers. Once weeds establish, they widen the joints and accelerate sand loss.
• Efflorescence. The white, chalky film that appears on paver surfaces is calcium deposits leaching from the concrete material. It is more common on newer pavers and in areas with frequent rain exposure. The same issue affects poured concrete, which is why concrete sealing services are popular alongside paver work.
• Ant hills and pest intrusion. Fire ants and other insects burrow into degraded joint sand, displacing it from below and creating mounds between pavers.

Why Is Joint Sand Important for Pavers?

The sand between pavers isn’t decorative. It’s structural. According to the Interlocking Concrete Pavement Institute, joint sand locks pavers in place, prevents lateral shifting under vehicle weight, and keeps water draining properly through the gaps rather than pooling on the surface. When joint sand washes out, pavers start to rock, shift, and settle unevenly.

Modern paver installations use polymeric sand, which contains a polymer binder that hardens when activated with water. Polymeric sand resists washout, inhibits weed growth, and holds up better than standard mason sand in Florida’s heavy rains. Any professional paver cleaning should include re-application of polymeric sand in any joints where the existing sand was displaced. After cleaning, many homeowners opt for professional paver sealing to lock the sand in place and protect the surface from future staining.

How Do Professionals Clean Pavers?

Here’s how we approach paver cleaning to get them clean without causing the problems that come from improper technique:

• Pre-treatment. We apply a surfactant solution that loosens algae, mold, and dirt from the paver surface and joints before any water pressure is applied. This reduces the amount of pressure needed to achieve a clean result.
• Surface cleaning. We use a flat surface cleaner rather than a wand tip. The surface cleaner distributes pressure evenly across a wide area, cleaning the paver face without concentrating force into the joints where sand sits.
• Edge and detail work. Paver edges, soldier courses, and border pavers get individual attention where the surface cleaner can’t reach. We use lower pressure for these areas.
• Joint re-sanding. After the pavers dry, we sweep polymeric sand into any joints where sand was displaced. The sand is then activated with a light mist of water so it cures and hardens in place.

What Types of Pavers Can Be Pressure Washed?

The same cleaning process works across all common paver types in Central Florida:

• Brick pavers: driveways, walkways, and patios. Common in established neighborhoods.
• Concrete pavers: the most common type in newer Florida homes. Available in various colors and textures.
• Travertine pavers: popular around pools and on patios. Natural stone requires lower pressure than concrete pavers.
• Interlocking pavers: used on driveways rated for vehicle traffic. The interlocking pattern makes joint sand preservation even more critical.