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Best Fill Dirt For St Augustine Grass (2024 Updated)

If you’re looking for a way to get your St. Augustine grass looking lush and green, then you may want to consider fill dirt. This natural and effective solution can help you to fill in any low spots in your lawn, improving drainage and helping your grass to grow more evenly. However, before you rush out to buy fill dirt, there are a few factors to consider.

Firstly, you need to think about the quality of the fill dirt. It’s important to choose high-quality, nutrient-rich soil that won’t contain any harmful contaminants or diseases. You also need to consider the pH level of the soil, as St. Augustine grass prefers soil that is slightly acidic. Finally, think about the consistency of the soil – it should be loose enough to allow for good drainage, but not so sandy that it will dry out too quickly.

So, are you ready to take the plunge and invest in fill dirt for your St. Augustine grass? Here are a few questions to ask yourself before you make a decision. Are you willing to invest time and effort into maintaining your lawn? Are you in an area with particularly high or low rainfall? Are you prepared to invest in other lawn care products and services, such as fertilizer, weed control, and pest control? By considering these factors, you can make an informed decision about whether fill dirt is the right choice for your lawn.

9 Best Fill Dirt For St Augustine Grass

# Product Image Product Name Product Notes Check Price
1
Ideal for repairing St. Augustine lawns with a ready-to-use mulch and fertilizer combination that covers up to 85 sq. ft.
2
This product is ideal for patching and repairing areas with both sun and shade exposure on a lawn.
3
Ideal for establishing a St. Augustine Seville lawn quickly and cost-effectively using grass plugs in two trays.
4
Southern Ag Atrazine St. Augustine Grass Weed Killer is ideal for controlling broadleaf weeds and grassy weeds in lawns.
5
The fertilizer is ideal for St. Augustine lawns, providing essential nutrients to promote healthy growth and green color.
6
Ideal for controlling weeds and promoting healthy growth of St. Augustine grass with a balanced fertilizer.
7
Ideal for fertilizing and controlling weeds in Southern lawns.
8
This lawn fertilizer is ideal for building thick, green lawns with deep greening in just three days.
9
Ideal for repairing patchy St. Augustine grass, covering 85 square feet of lawn.
Ideal for repairing St. Augustine lawns with a ready-to-use mulch and fertilizer combination that covers up to 85 sq. ft.
This product is ideal for patching and repairing areas with both sun and shade exposure on a lawn.
Ideal for establishing a St. Augustine Seville lawn quickly and cost-effectively using grass plugs in two trays.
Southern Ag Atrazine St. Augustine Grass Weed Killer is ideal for controlling broadleaf weeds and grassy weeds in lawns.
The fertilizer is ideal for St. Augustine lawns, providing essential nutrients to promote healthy growth and green color.
Ideal for controlling weeds and promoting healthy growth of St. Augustine grass with a balanced fertilizer.
Ideal for fertilizing and controlling weeds in Southern lawns.
This lawn fertilizer is ideal for building thick, green lawns with deep greening in just three days.
Ideal for repairing patchy St. Augustine grass, covering 85 square feet of lawn.

1. St. Augustine Lawn Repair In A Bag.

Scotts EZ Patch Lawn Repair is a combination of mulch and fertilizer that repairs St. Augustinegrass quickly and efficiently. The product is designed to repair the grass 60% faster than the untreated control, and the results can be seen within 15 days of application (results may vary). The mulch used in this product absorbs 6 times its weight in water and expands to surround the seed in a moist protective layer. This layer helps the seed to grow faster and healthier. The fertilizer is formulated with exclusive controlled release technology that feeds the grass to promote growth and establishment of St. Augustinegrass.

This ready-to-use lawn repair mix is perfect for covering up to 85 sq. ft. in one go. It is easy to use and can be applied by anyone. The product does not contain any grass seed, so you don't have to worry about any foreign species growing in your lawn. This product is specially formulated to work with St. Augustinegrass and provides the necessary nutrients to promote the growth of the grass.

The Scotts EZ Patch Lawn Repair for St. Augustine Lawns is a great solution for repairing damaged lawns. It is easy to use and provides quick and efficient results. The product is specially designed to work with St. Augustinegrass and contains a combination of mulch and fertilizer that promotes healthy growth and establishment of the grass.

Pros

  • Combination of mulch and fertilizer promotes healthy growth of St. Augustinegrass
  • Results can be seen within 15 days of application
  • Mulch absorbs 6 times its weight in water to provide a moist protective layer for the seed
  • Fertilizer is formulated with exclusive controlled release technology to feed the grass
  • Ready-to-use lawn repair mix covers up to 85 sq. ft. in one go

Cons

  • – Does not contain grass seed

2. Scotts Ez Seed Patch And Repair Sun And Shade For Grass: Covers Up To 225 Sq. Ft., 10 Lb.

Achieve a lush green lawn in any area with the revolutionary Scotts seeding mix. This product includes high-performance grass seeds, absorbent mulch, exclusive controlled-release fertilizer, tackifier, and protectant that ensures guaranteed growth (subject to proper care). The mulch can absorb up to 6 times its weight in water and expands to create a moist protective layer around the seed. The fertilizer is designed with controlled-release technology to provide essential nutrients for the seedlings' jumpstart growth.

Scotts seeding mix is an ideal solution for growing grass in full sun, dense shade, high traffic areas, and slopes. It can cover up to 225 sq. ft. and can be used in areas that are newly planted. The tackifier helps prevent the seed from washing away while the protectant keeps the seedlings safe from harmful diseases that can attack newly planted areas. This product is not available in Hawaii.

Pros

  • Revolutionary seeding mix that guarantees grass growth in any area (subject to proper care)
  • Includes high-performance grass seeds, absorbent mulch, exclusive controlled-release fertilizer, tackifier, and protectant
  • Mulch can absorb up to 6 times its weight in water and expands to create a moist protective layer around the seed
  • Fertilizer is designed with controlled-release technology to provide essential nutrients for the seedlings' jumpstart growth
  • Ideal solution for growing grass in full sun, dense shade, high traffic areas, and slopes
  • Covers up to 225 sq. ft.
  • Tackifier helps prevent the seed from washing away
  • Protectant keeps the seedlings safe from harmful diseases that can attack newly planted areas

Cons

  • – Requires proper care to guarantee growth
  • – Not available in Hawaii

3. Seed Ranch St Augustine Seville Grass Plugs – 2 Trays

Experience superior performance and beauty with these plugs that are designed to thrive in a variety of conditions. With excellent tolerance to wear, cold, and drought, these plugs are perfect for enhancing the look of any lawn or garden.

Each package includes 2 tray covers that can cover up to 100 sq. ft. of space. The 2 trays contain a total of 32 plugs, which are each 3 x 3 inches in size. These plugs are easy to install and maintain, making them a great choice for anyone looking to upgrade their outdoor space.

Whether you're a seasoned gardener or just starting out, these plugs are sure to impress. With their high-quality construction and impressive durability, they are a great investment for any home or business.

Pros

  • Superior performance and beauty
  • Excellent tolerance to wear, cold, and drought
  • Easy to install and maintain
  • High-quality construction
  • Impressive durability

4. Southern Ag Atrazine St. Augustine Grass Weed Killer, 1 Gallon

This herbicide is highly effective in killing a wide variety of broadleaf weeds, making it a popular choice among homeowners and professional landscapers alike.

It is also suitable for use on centipede grass, providing excellent weed control without harming the grass itself.

In addition to its broad-spectrum weed-killing capabilities, this herbicide also provides suppression of crabgrass, which can be a persistent and difficult-to-control weed in many lawns and gardens.

This product is formulated to control both emerged weeds and weeds from seed, making it a versatile and reliable solution for maintaining a healthy, attractive lawn or garden.

Pros

  • Effective in killing a wide variety of broadleaf weeds
  • Suitable for use on centipede grass
  • Provides suppression of crabgrass
  • Controls both emerged weeds and weeds from seed

5. Seedranch St. Augustine Lawn 24-2-11 Fertilizer – 50 Lbs.

Achieving a lush, green lawn has never been easier with this nutrient-rich fertilizer, specifically formulated for St Augustine grass. With 6% iron, it provides excellent greening, making your lawn the envy of the neighborhood. This fertilizer covers up to 12,000 sq.ft, ensuring every inch of your lawn is nourished and healthy.

The high iron content also helps to prevent yellowing and other signs of nutrient deficiency, making it an ideal choice for lawns in need of a boost. With regular use, this fertilizer will keep your lawn looking healthy and vibrant all year long.

In addition to the high iron content, this fertilizer also contains a balanced blend of other essential nutrients, including nitrogen, phosphorus, and potassium. These nutrients work together to promote healthy root growth, strong stems, and vibrant foliage.

Overall, this fertilizer is an excellent choice for anyone looking to maintain a healthy, green lawn. With its high iron content, balanced nutrient blend, and generous coverage area, it is a reliable and effective option for St Augustine grass.

Pros

  • High iron content for excellent greening
  • Balanced blend of essential nutrients for healthy growth
  • Covers up to 12,000 sq.ft for large lawns
  • Prevents yellowing and other signs of nutrient deficiency

6. Fertilome (10917) St. Augustine Weed & Feed 15-0-4 (32 Lbs.)

This herbicide is a versatile solution for controlling both pre-emergent and post-emergent weeds. It is also a fertilizer mix with a 15-0-4 formula designed specifically for St. Augustine, Centipede, and Zoysia lawns. It works to keep the lawn healthy by preventing weed growth and providing essential nutrients. However, it is not recommended for use on Bermuda Grass or any other type of Northern grass.

To achieve the best results, it is recommended to apply the herbicide in early spring, which will provide long-lasting weed control and boost the overall health of the lawn. This product can cover an area of up to 5,000 square feet, and the application method varies based on the footage of the area. For more information on how to properly apply the product, refer to the label.

Pros

  • Controls both pre-emergent and post-emergent weeds
  • Fertilizer mix with 15-0-4 formula for St. Augustine, Centipede, and Zoysia lawns
  • Improves lawn health and provides essential nutrients
  • Long-lasting weed control
  • Covers up to 5,000 square feet

Cons

  • – Not recommended for use on Bermuda Grass or any other type of Northern grass
  • – Application method varies based on the footage of the area

7. Scotts Turf Builder Bonus S Southern Weed & Feed2, 17.24 Lbs.

The weed killer from this brand is a great solution for those looking to get rid of dollarweed, clover, and other listed lawn weeds. Not only does it kill the weeds, but it also feeds the grass which helps to crowd out future weeds. By building strong, deep roots, this product helps to strengthen the grass against heat and drought.

Please note that this product is not suitable for use on Bermudagrass lawns. It can only be used on St. Augustinegrass (including Floratam), centipede, zoysia, and carpetgrass lawns. This product is available in TX, FL (except Panhandle region), LA, AL, GA, MS, NC, and SC.

Pros

  • Kills dollarweed, clover, and other listed lawn weeds
  • Feeds grass to crowd out future weeds
  • Builds strong, deep roots to strengthen against heat and drought

Cons

  • – Not suitable for use on Bermudagrass lawns

8. Deep Green Lawn In 3 Days

Achieve deep greening of your lawn in just three days with the dual-action and 2-in-1 formula of the Scotts Lawn Food. This high-quality lawn food not only feeds your grass but also supplements it with iron to ensure a healthier and greener-looking lawn. You can apply it to any grass type in the spring, summer, and fall months without worrying about stains when used as directed.

Scotts Lawn Food is recommended for many lawns as part of the Scotts Lawn Care Plan. It is safe to re-enter your lawn immediately after applying the product. Give your lawn the nourishment it deserves with Scotts Lawn Food and enjoy a greener and healthier lawn.

Pros

  • Dual-action and 2-in-1 formula for feeding and supplementing with iron.
  • Can be applied to any grass type in the spring, summer, and fall months.
  • Does not stain when used as directed.
  • Recommended for many lawns as part of the Scotts Lawn Care Plan.
  • Safe to re-enter your lawn immediately after applying the product.

Best Fill Dirt For St Augustine Grass FAQs

Can I use sand as fill dirt for St Augustine grass?

No, sand cannot be used as a substitute for fill dirt when planting St. Augustine grass. While sand can improve soil drainage, it doesn't contain the nutrients and organic matter necessary for healthy plant growth. St. Augustine grass requires soil that is rich in nutrients, with good drainage and a pH level between 5.0 and 8.5. The ideal soil type for St. Augustine grass is a sandy loam, which contains a mixture of sand, silt and clay. This type of soil provides the right balance of drainage and moisture retention, as well as the essential nutrients needed for healthy plant growth. If you are unsure about the type of soil in your yard, it's best to have your soil tested by a professional to determine the best course of action for planting St. Augustine grass.

How much fill dirt do I need for my St Augustine grass project?

The amount of fill dirt you need for your St. Augustine grass project depends on various factors such as the depth of the area you are filling, the size of the area, and the current condition of the soil. Typically, a good rule of thumb is to aim for a depth of about 6 inches of topsoil for optimal growth of St. Augustine grass.

To calculate how much fill dirt you need, you will need to measure the area you wish to cover and then multiply the length by the width to get the square footage. Then, multiply the square footage by the desired depth (6 inches in this case) to get the cubic footage. Finally, divide the cubic footage by 27 (the number of cubic feet in a cubic yard) to get the number of cubic yards of fill dirt you need.

For example, if your area measures 10 feet by 20 feet and you want a depth of 6 inches, you would need 3.7 cubic yards of fill dirt (10 x 20 x 0.5 = 100 cubic feet, 100/27 = 3.7 cubic yards).

It's always a good idea to order a little extra fill dirt to account for any settling that may occur during the project.

What are the benefits of using fill dirt for St Augustine grass?

Using fill dirt for St Augustine grass has various benefits that can improve the health and appearance of your lawn. Fill dirt is a type of soil that is commonly used for filling in low areas, leveling out uneven surfaces, and providing a stable foundation for landscaping projects.

One of the significant benefits of using fill dirt for St Augustine grass is that it helps to improve drainage. St Augustine grass grows best in well-drained soil, and fill dirt can help to create a slope that allows water to flow away from the lawn. This can prevent waterlogging and reduce the risk of fungal diseases that can damage the grass.

Another benefit of using fill dirt is that it can help to prevent soil erosion. St Augustine grass has shallow roots, and the soil can easily erode during heavy rain or wind. By using fill dirt to level the surface, you can create a stable foundation that can hold the soil in place and prevent erosion.

In addition, using fill dirt can help to improve the overall appearance of your lawn. By filling in low areas and creating a smooth surface, your lawn will look more attractive and uniform. This can also make it easier to mow and maintain your lawn.

Overall, using fill dirt for St Augustine grass can provide a range of benefits that can improve the health and appearance of your lawn.

What type of fill dirt is best for St Augustine grass?

When it comes to choosing the right type of fill dirt for St. Augustine grass, it's important to consider the soil's texture, pH level, and composition. St. Augustine grass thrives in well-draining soil that's rich in organic matter, so a blend of topsoil and compost can be an ideal choice for filling in low spots or leveling the ground.

The ideal pH level for St. Augustine grass is between 5.0 and 7.5, so it's important to test the soil prior to adding any fill dirt. If the pH level is too low or high, it can affect the grass's ability to absorb nutrients and water, leading to poor growth and discoloration.

In addition to topsoil and compost, other suitable fill dirt options for St. Augustine grass include sand, loam, and clay. However, it's important to ensure that the soil is not too heavy or compacted, as this can also hinder the grass's ability to grow and thrive.

Overall, the best type of fill dirt for St. Augustine grass is one that's well-draining, rich in organic matter, and has a balanced pH level. By choosing the right soil composition, you can help ensure that your St. Augustine grass grows healthy and strong.

Where can I purchase fill dirt for my St Augustine grass project?

If you're looking to purchase fill dirt for your St. Augustine grass project, there are several options available to you. One option is to search for local landscaping or gardening supply stores in your area. These stores typically carry a variety of soil and dirt types, including fill dirt. You can also check with local construction companies or excavation companies as they often have excess fill dirt that they may be willing to sell.

Another option is to search online for companies that specialize in selling fill dirt. These companies often deliver the dirt directly to your location, which can save you time and effort. Be sure to research any company before making a purchase to ensure that they are reputable and provide high-quality products.

Lastly, you can also check with your local government or public works department as they may have a supply of fill dirt available for purchase. Keep in mind that the availability of fill dirt may depend on your location and the time of year, so be sure to plan accordingly.

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