Concrete Cleaning: What Years of Dirt Could Be Hiding

Timothy Jacobs
May 29
2 min read

Your concrete surfaces might look “just dirty,” but years of buildup can do more than dull your curb appeal — it can mask real damage and safety hazards. Driveways, sidewalks, patios, and entryways are constantly exposed to traffic, weather, moisture, and contaminants. Without regular pressure washing, these surfaces collect more than just grime.

At Lawn Harmony Landscaping, we offer professional concrete cleaning services to restore the look, safety, and integrity of your exterior hardscapes across Central Ohio. Here’s what those stained or darkened areas might really be hiding — and how we help bring them back to life.

What Builds Up on Your Concrete

Over time, concrete absorbs a wide variety of materials that change its appearance and compromise its strength. Most surfaces accumulate:

Dirt and dust from foot and vehicle traffic
Algae, mold, and mildew in shaded or damp areas
Oil and grease stains from vehicles or machinery
Rust from outdoor fixtures or irrigation
Organic matter like leaves and bird droppings
De-icing salt residue from winter treatments

All of these can stain or break down your concrete, creating slippery spots, deep discoloration, and even long-term surface erosion.

The Risks of Ignoring It

Ignoring dirty concrete doesn’t just affect the way your property looks — it can lead to problems such as:

Slip hazards from algae or oily buildup
Surface pitting or cracking from corrosive materials like salt or oil
Weakened concrete that deteriorates faster than properly maintained areas
Blocked drainage if buildup washes into gutters or landscape beds

A single pressure washing session can dramatically improve safety and surface longevity — while giving your home or business a fresh, well-kept appearance.

Why Choose Professional Pressure Washing

At Lawn Harmony, we use commercial-grade pressure washers and the right cleaning techniques for every job. Our concrete cleaning service includes:

High-pressure washing tailored to your surface type
Surface-safe degreasers for oil and automotive stains
Algae and mildew removal to prevent regrowth
Edging and rinse-down for a finished look
Optional sealing to help prevent future staining

Our team serves both residential and commercial properties across Franklin, Pickaway, Fairfield, and Ross Counties — keeping walkways, patios, parking pads, and driveways clean, safe, and looking their best.

Contact Lawn Harmony Landscaping today to schedule your concrete cleaning service: