Why Fertilizing Before Sod Is Essential

One of the most overlooked steps in sod installation is fertilizing before sod goes down. While fresh sod may look like a finished lawn, its long-term health depends on how well it’s fed from the very beginning.

At Juan Francisco Landscaping, we prepare Knoxville yards the right way—starting with expert soil prep and finishing with lush, rooted sod. Fertilization is a critical part of that process, helping the grass develop strong roots and a vibrant green color that lasts through the seasons.

Why Fertilizer Matters Before Installing Sod

Supports Immediate Root Growth

Fertilizer gives new sod a nutrient boost right when it needs it most. The right blend encourages root development, so the sod attaches quickly to the soil and absorbs water effectively.

Reduces Transplant Shock

Laying sod is a big change for grass. Fertilizing before installation reduces stress by supplying essential nutrients like nitrogen, phosphorus, and potassium—all crucial for early establishment.

Promotes Uniform Growth

A well-fertilized base allows the sod to grow evenly, helping your lawn avoid patchiness, yellowing, or weak spots during the first few weeks.

Preparing the Ground: More Than Just Fertilizer

Before applying fertilizer, it’s important to follow full soil prep steps. First, clear the surface of debris and old grass. Then test the soil for pH and nutrient levels. If your soil is too acidic or alkaline, add lime or sulfur as needed.

Once balanced, loosen the top layer to about 4–6 inches deep. This gives roots space to grow and ensures fertilizer reaches below the surface. Apply a starter fertilizer just before laying the sod, then lightly water to activate the nutrients.

Our sod installation in Knoxville includes every step—from soil testing to fertilizer application—to ensure your lawn takes root quickly and stays green.

Best Fertilizers to Use Before Laying Sod

• Starter Fertilizers – These are designed with higher phosphorus (the middle number in N-P-K) to promote rooting.
• Organic Options – Compost or slow-release blends add nutrients gradually and improve soil health over time.
• Balanced Blends – Use a mix like 10-10-10 if your soil test shows no major deficiencies.

We can recommend the right option for your yard based on soil condition, sod type, and time of year. Our landscaping services are fully customized to Knoxville’s climate and soil.

FAQs – Fertilizing Before Sod

Should I fertilize before or after laying sod?

Fertilize just before installation. This ensures nutrients are in place as soon as the roots make contact with the soil.
Contact Juan Francisco Landscaping or call (865) 455-3964 for expert sod preparation.

Can I use regular lawn fertilizer before sod?

It’s better to use a starter fertilizer made for new grass. Standard fertilizers may burn the roots or lack needed phosphorus.
Schedule your sod installation service with Juan Francisco Landscaping or call us at (865) 455-3964 today.

What happens if I skip fertilizer?

Your sod may take longer to root, show uneven growth, or require more frequent watering and maintenance.
Get professional lawn care advice from Juan Francisco Landscaping or call (865) 455-3964 now.

Give Your Lawn a Head Start—Before Sod Hits the Ground

Great sod starts with great prep. At Juan Francisco Landscaping, we make sure your soil is nourished, leveled, and ready for success. Fertilizing before sod installation is just one of the expert steps we take to build strong, beautiful lawns across Knoxville.

Call us at (865) 455-3964 or contact us online to get started on your next lawn project.