What Is Sod? Everything You Need to Know

It’s your shortcut to a lush, green lawn

Large rolls of sod waiting to be planted
Photo: CLShebley / Adobe Stock
Large rolls of sod waiting to be planted
Photo: CLShebley / Adobe Stock
Highlights
  • Sod installation offers immediate greenery for your lawn.

  • Sod costs anywhere from $1 to $2 per square foot to install.

  • Sod is cultivated for up to 18 months before it’s ready for sale.

  • Your USDA Hardiness Zone will determine the best sod species for your yard.

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If a patchy, barren lawn is holding you back from hosting a backyard get-together, you might want to upgrade your landscaping with sod. But first: You’ll need to learn what is sod, what is it used for, and how sod grass is made.

This guide covers everything you need to know about sod, including how you can best use it for your lawn, types of sod, and the ins and outs of the installation process. Gone are the days of waiting for grass seeds to germinate and grow. 

What Is Sod Grass?

Sod grass comes ready-made for a quick, green landscape. Unlike seeding or overseeding your lawn—which involves planting grass seed straight into your old turf or soil—sod grass comes in rolls or slabs of soil, grass, and a root system that you can lay directly onto the ground.

What Is Sod Used For?

Sod is a fast way of achieving a healthy, vibrant lawn. Most homeowners use sod to quickly restore an unkempt, dead yard to boost curb appeal and enhance their yard’s appearance. Sod can also create beautiful outdoor spaces for businesses, schools, government properties, and parks. Golf courses and sports stadiums often opt for sod, as it’s easier to establish than grass seed.

Pros and Cons of Sod

Like planting grass seed and hydroseeding, there are benefits and drawbacks to using sod. It's quick to install and prevents soil erosion, but it costs more than seed. 

Pros of Sod

  • Establishes quickly, usually roots within two to three weeks

  • Prevents soil erosion, keeping grass and soil in place even with heavy rainfall

  • Provides thick, even coverage

  • Likely to establish better and more reliably than seeds that might blow or wash away, dry out, or not germinate

  • Flexible planting period, as long as the ground isn't frozen

  • Requires less water than seed and hydroseed

  • Experiences few to no weeds

Cons of Sod

  • Higher cost than grass seed or hydroseeding

  • Professional installation is required for the best results (includes soil preparation and ensuring there are no visible seams)

  • Fewer grass varieties 

  • If a patch doesn’t root, you may need to replace it with sod so the lawn looks cohesive

  • Difficulty growing in a shady lawn

  • Need to install within 24 hours of being cut

How Is Sod Grass Made?

Sod is grown in sod farms, where farmers plant, cultivate, fertilize, water, and maintain high-quality grass seeds in turf until it’s mature enough for selling. This process can take anywhere from 10 months to two years. Once the sod matures, tractors cut the grass, soil, and roots to specific dimensions, and it’s stacked or rolled into the final product.

Most sod on the market comes from local sources, as sod is a regional investment that does best in environments designed for that particular grass species. Sod farmers either distribute mature sod on-site or through local plant nurseries to prevent the grass from drying up during transportation. 

Sizes of Sod Grass

Close-up of a small roll of sod
Photo: sandsun / Adobe Stock

Sod grass comes in various sizes. When deciding on sod grass, you’ll want to measure the square footage of your space and then choose the right size of sod grass for your lawn.

Sod SizeDimensionsCoverage
Slab16-by-24 in.2.66 sq. ft.
Small roll40-by-18 in.5 sq. ft.
Large roll60-by-24 in. or 80-by-18 in.10 sq. ft.

There are many types of sod grass available on the market. However, that doesn’t mean you can choose any type blindly. The right type of sod grass for your lawn depends on where you live, the availability, and your lawn’s microenvironment.

When choosing the right type of grass, the biggest factors include your climate and hardiness zone, which you can check using the map from the U.S. Department of Agriculture.

Here are the most popular types of sod grass:

Cold SeasonHardiness
Kentucky BluegrassZone 3, 4, 5, 6, 7
Perennial ryegrassZone 3, 4, 5, 6, 7
Fine fescueZone 3
Tall fescueZone 4, 5, 6, 7
Creeping red fescue Zone 3
Buffalograss Zone 5
Warm SeasonHardiness
St AugustineZone 8, 9, 10
Bermuda Zone 9, 10
Zoysia Zone 6, 7, 9, 10

Sod Types by Climate 

Sod species are divided into general climate zones, including warm-season, cold-season, and transitional-season. Choose a sod species that will thrive in your climate to avoid dead grass come winter or summer.

Comparison of warm, transitional, and cold-season sod, with transitional-season sod being better for central climates from East to West

Sod Types by Hardiness Zone

Workers laying sod rolls for new lawn
Photo: Brebca / Adobe Stock

Your plant hardiness zone will also shape the availability of sod species in your region. The most common types of sod grass by hardiness zone are as follows:

Hardiness ZoneType of SodClimate or Region
Zone 3Fine fescue, Kentucky bluegrass, creeping red fescue, perennial ryegrassCool season, North U.S.
Zone 4Kentucky bluegrass, rough bluegrass, tall fescue, red fescueCool season, Central to Southwestern U.S.
Zone 5Kentucky bluegrass, blue grama grass, tall fescue, Buffalograss, perennial ryegrassCool season, Southeast U.S., sandy soil
Zone 6Zoysia, Kentucky bluegrass, blue grama grass, tall fescue, Buffalograss, perennial ryegrassTransitional zone, warm and cool season, Pacific Northwest, Northeast to Central U.S.
Zone 7Buffalograss, Kentucky bluegrass, perennial ryegrass, Zoysia, centipede grass, Bermuda grass, tall fescueTransitional zone, warm and cool season, Central U.S.
Zone 8St. Augustine grass, Bahiagrass, Ryegrass, buffalo grass, centipedegrass, Timothy grass, bluegrassWarm season, Southwest to Pacific Northwest, dry summers
Zone 9Bermuda grass, bahiagrass, St. Augustine grass, Zoysia grass, bluegrassWarm season, Southern U.S. to West Coast
Zone 10Bermuda grass, bahiagrass, St. Augustine grass, Zoysia grassWarm season, Southern Florida and parts of Southern California and Nevada

Cost of Sod

Beyond your climate, sunlight, and maintenance demands, the cost of sod may also affect which type you install. Sod costs between $1 and $2 per square foot to install, depending on the type and whether you DIY it or have it professionally installed. Alone, sod costs roughly $0.35 to $0.85 per square foot, so if you want to save money on your installation, consider DIYing it.

Here is a breakdown of common sod installation projects and their respective costs:

  • Average landscaping project: $2,000

  • 2,000 square foot front yard: $3,000

  • 6,000 square foot backyard: $9,000

  • Football field (48,000 square feet): $72,000

How to Choose Sod

The type of sod you select for your lawn depends on a number of factors, including what region of the U.S. you live in, what type of soil you have, the amount of sunlight your yard gets, your budget, the amount of maintenance it requires, and how much traffic your lawn might get. Once you’ve identified these factors, it will help you narrow down the best type of sod for your yard. If you’re done your research but are still unsure which type of sod to install, you can always consult a local sod installation service for recommendations. 

How to Install Sod

Hands of a person fixing a sod in the backyard
Photo: sommersby / Adobe Stock

If you purchase sod in slabs, you can install sod yourself. But if you purchase large rolls of sod, you’ll need to hire a lawn care company near you to lay the sod. 

To ensure a smooth sod installation, make sure your land is free from existing grass, weeds, roots, rocks, and other debris before starting. Till your soil or utilize a rototilling service to quickly till your yard and prepare it ahead of time for the best results. Once your property is ready, unroll and lay the sod row-by-row, pat it down, and then water it. 

You’ll want to continue watering your sod every other day for the first week and then twice weekly after that. Avoid walking on new sod for two to four weeks to allow it to set and take root.

Tips for Growing Sod After Installation 

Growing sod doesn’t happen without a little TLC after installation. The tips below can help your sod establish healthy roots for a lawn that’s lush for years to come. 

Watering 

The first couple of weeks after installation are key to ensuring your sod grows successfully. You’ll want to water the sod right after it’s installed and keep the soil beneath the sod consistently moist for the first 4 weeks. Morning is typically the best time to water your yard, since doing so at night can encourage fungus growth. It’s also important to make sure you don’t overwater the sod, since overwatering can lead to shallow soil development. 

Fertilizing 

Before you add fertilization into the mix, you’ll want to make sure the roots are established for a few weeks first. After those few weeks, you can start to add the correct mixture and amount of fertilizer to your sod to help it grow. 

Mowing 

Wait 2 to 3 weeks after installation to mow your sod. Once a few weeks have passed, make sure you set the proper mower height so that you don’t cut the new grass too low. Refrain from cutting more than ⅓ of the grass height at a time. 

Jenna Jonaitis contributed to this piece.

Frequently Asked Questions

Sod is different from grass because it comes in thick layers of mature grass, roots, and soil for quick transportation and easy installation. This is different from seeding your lawn, which involves directly laying grass seeds into the ground. Grass seeds take approximately 30 days to begin germinating and up to 18 months to reach maturity, whereas sod comes ready to go.

Whether you choose sod or grass comes down to personal preferences. For one, grass seeds take much longer to mature than purchasing ready-made sod. If you want a beautifully green and sculpted lawn quickly, sod is your best option. However, if you’re patient, enjoy gardening from seeds, and want to save money, choosing to seed your yard may be an ideal choice.

Sod costs around $0.90 to $1.80 more per square foot than reseeding a lawn. This additional cost, however, is well worth it if you want a tantalizingly green lawn immediately. With grass seeds, you might wait months or longer to achieve a thick lawn. Add the extra energy spent on germinating and cultivating your seeded lawn, and you may wish you’d invested in sod the first time.

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