What Should Homeowners Know About Retaining Walls?

Thinking about a retaining wall? Whether you're battling erosion, managing a slope, or enhancing curb appeal, here are answers to the most popular questions we get at Fischer Landscape.



1. What is the purpose of a retaining wall?

• Holds back soil on sloped areas
• Prevents erosion and water runoff
• Creates flat, usable yard space
• Adds structure and beauty to landscaping

2. Do I need a retaining wall?

If you have:

• A sloped or uneven yard
• Water pooling or erosion issues
• Cracked or leaning old walls
• Landscaping plans that need leveled ground
  …then yes, a retaining wall can help.

3. What materials can be used?

• Concrete blocks – Durable and versatile
• Natural stone – Elegant, timeless look
• Wood/timber – Budget-friendly but less durable
• Poured concrete – Strong for taller walls

4. How long do retaining walls last?

With proper design and drainage:

• Block or stone walls: 30–50+ years
• Timber walls: 10–20 years (with maintenance)

5. Do retaining walls need drainage?

Yes! Without proper drainage, walls can crack, bulge, or collapse. At Fischer Landscape, we always include gravel backfill, drain pipes, and weep holes to ensure longevity.

6. How much does a retaining wall cost?

It depends on:

• Height and length
• Materials used
• Site access and slope
• Drainage needs

Most residential projects range from $3,000 to $15,000+.

7. Do I need a permit or engineering for a retaining wall?

In Georgia, you may need a permit for walls over 4 feet or near structures. We handle permits, designs, and engineering as needed.

8. How long does installation take for a retaining wall?

Most residential walls are built in 3 to 7 days, depending on size and weather.

Ready to Get Started?

Fischer Landscape builds retaining walls that are beautiful, built to last, and designed for Georgia's climate. Get a free quote today!