Best Fertilizer For Saint Augustine Grass (2024 Update)

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If you’re looking for a lush and healthy lawn, Saint Augustine grass can be an excellent choice. But to achieve a lush and green lawn, you need to select the right fertilizer. With so many options available in the market, choosing the best fertilizer for Saint Augustine grass can be a daunting task.

Before buying any fertilizer, you must consider several factors, such as the type of Saint Augustine grass, soil type, weather in your area, and the nutrient requirements of your lawn. You can choose between organic and synthetic fertilizers, depending on your preferences and lawn needs. Organic fertilizers are made from natural materials and are environment-friendly, while synthetic fertilizers are made from chemical compounds and offer quick results.

To make the best decision when choosing your fertilizer, ask yourself some vital questions. What are the most common nutrients your lawn requires? How often should you apply fertilizer? How much fertilizer should you use? What is the best time to apply fertilizer? By answering these questions, you’ll have a better idea of what your lawn needs. Don’t forget to read reviews, compare products and consult with experts when making a purchase.

In conclusion, choosing the best fertilizer for Saint Augustine grass can improve the appearance, health, and longevity of your lawn. By taking into account your lawn's needs, fertilization frequency, nutrient ratio, and other factors, you can find the ideal fertilizer that meets your standards. Remember to always do your research and make informed decisions that can offer long-term benefits for your lawn.

10 Best Fertilizer For Saint Augustine Grass

# Product Image Product Name Product Notes Check Price
1
This fertilizer is ideal for protecting and feeding lawns against heat and drought, and can be applied to any grass type.
2
This organic liquid fish hydroponic soil fertilizer is ideal for promoting plant growth.
3
It is ideal for promoting leafy growth in plants, providing high levels of nitrogen.
4
It is an ideal fertilizer for both indoor and outdoor plants with high nitrogen content and water solubility.
5
It is ideal for providing all-purpose liquid fertilizer with slow-release nitrogen and micronutrients to improve plant growth.
6
The product is ideal for fertilizing lawns in Florida and treats up to 5,000 square feet of land.
7
The product is ideal for providing nutrients to garden plants, lawns, grass turf, and sod for a thicker and greener appearance.
8
The product is ideal for promoting healthy growth of lawns and can be easily sprayed onto the surface.
9
The product bundle is designed for fertilizing lawns in the southern region of the United States.
10
Ideal for efficiently maintaining a healthy and green lawn in Southern climates with minimal effort and cost.
This fertilizer is ideal for protecting and feeding lawns against heat and drought, and can be applied to any grass type.
This organic liquid fish hydroponic soil fertilizer is ideal for promoting plant growth.
It is ideal for promoting leafy growth in plants, providing high levels of nitrogen.
It is an ideal fertilizer for both indoor and outdoor plants with high nitrogen content and water solubility.
It is ideal for providing all-purpose liquid fertilizer with slow-release nitrogen and micronutrients to improve plant growth.
The product is ideal for fertilizing lawns in Florida and treats up to 5,000 square feet of land.
The product is ideal for providing nutrients to garden plants, lawns, grass turf, and sod for a thicker and greener appearance.
The product is ideal for promoting healthy growth of lawns and can be easily sprayed onto the surface.
The product bundle is designed for fertilizing lawns in the southern region of the United States.
Ideal for efficiently maintaining a healthy and green lawn in Southern climates with minimal effort and cost.

1. Florida Lawn Savior By Scotts: 3-Month Protection

This lawn fertilizer is expertly formulated to nourish and fortify Florida lawns, ensuring they remain healthy and resilient, even in the face of harsh weather conditions. Specifically designed to protect against heat and drought, this fertilizer provides your lawn with vital nutrients for up to three months, promoting strong, deep roots that are essential for optimal growth and development.

This fertilizer is suitable for use on all types of grass and can be easily applied to your lawn, providing it with the essential nutrients it needs to thrive. One of the best things about this fertilizer is that it won't burn your lawn, so you can be confident that your grass will remain healthy and lush.

By using this fertilizer, you can rest assured that your lawn will receive the nutrients it needs to grow strong and healthy. So, if you want to ensure your lawn looks its best all year round, this fertilizer is the perfect choice for you. Please note that this product is only available in the state of Florida.

2. Organic Hydroponic Soil Fertilizer By Just Scentsational

Introducing Trident's Pride, the all-natural fish fertilizer that will take your lawn, crops, or garden to the next level. This OMRI-rated fertilizer is made from cold pressed, 100% organic fish, and is packed with proteins and enzymes that will enhance the nutrients in your soil.

Trident's Pride is a concentrated, high-energy soil nutrient broth that is designed to create better growth in your garden while reducing the need for chemical fertilizers. In fact, this incredible product can even increase the anti-oxidants, sugar, and earthworm population in your soil.

One of the best features of Trident's Pride is that it helps reduce the need for pesticides by increasing microbe production. This means that your plants will grow stronger and healthier, naturally, without the need for harmful chemicals.

The easy-pour jug with a handle makes application a breeze. Simply mix 4-6 oz of Trident's Pride with a gallon of water and apply to your lawn, crops, or garden. It's that simple!

3. Dr. Earth Nitro Big High Nitrogen Plant Food 24 Oz Concentrate

Looking for an effective and safe organic fertilizer for your plants? Look no further than this product! This blend of fish bone meal, feather meal, and mined potassium sulfate is 100% natural and organic, making it a great choice for those who care about the environment and the well-being of their plants, as well as their own safety and that of their pets.

One of the key benefits of this product is that it works quickly without burning your plants. This means that you can enjoy the benefits of a high-quality fertilizer without having to worry about damaging your plants in the process. With this product, you can expect to see results in no time, as it is specifically designed to promote healthy growth and improve the overall health of your plants.

In addition to being effective and safe, this organic fertilizer is also easy to use. Simply apply it to your plants as directed, and let it do its magic! Whether you're a seasoned gardener or a novice, you'll appreciate how simple and straightforward this product is to use.

So if you're looking for a natural and effective way to nourish your plants and help them thrive, look no further than this top-quality organic fertilizer. With its blend of fish bone meal, feather meal, and mined potassium sulfate, it's the perfect choice for anyone who wants to promote healthy growth and ensure the long-term health and vitality of their plants. So why wait? Try it today and see the difference for yourself!

4. Gold Standard Fertilizer For Lush Plants

Introducing the Urea 46-0-0 Formula – a premium quality urea fertilizer that boasts the perfect balance of nutrients to help transform nutrient-deficient soil into healthy, thriving plants. With a nitrogen content of 46%, this high-quality fertilizer is the perfect source of nutrients for your indoor flowers, lawn, and garden vegetables.

Crafted using only the finest quality water-soluble ingredients, this urea plant fertilizer is made of high-purity urea that is sourced in Norway. This ensures that the product is 99.9% pure and free of harmful heavy metals, making it safe for use with even the most sensitive crops that need a little extra care and attention.

The 46% nitrogen content of this high-nitrogen urea fertilizer is the ideal nutrient source for gardeners and growers looking to feed their plants, vegetables, or lawn. Its high nitrogen content encourages rapid growth and blooming, helping to create a garden that exceeds your expectations.

One of the key advantages of this premium quality fertilizer is that it is 100% water-soluble. This makes it compatible with water-based delivery systems, and its reliable consistency makes it suitable for industrial applications as well. Simply use with care, as fertilizers with significant amounts of nitrogen like this one need to be used with absolute caution.

5. Pendelton All-Purpose Liquid Fertilizer – Micronutrient Boost!

The 24-0-4 all-purpose high concentrate fertilizer is a must-have for any plant enthusiast. This highly effective fertilizer is designed to be used throughout the growing season and provides readily available nutrients, including extended, long-lasting nitrogen.

One of the key features of this fertilizer is its slow-release nitrogen content, which accounts for 50% (.32lbs) of its composition. Slow-release nitrogen releases a small, steady amount of nitrogen over a period of time, saving you both time and money. This feature ensures that your plants receive the necessary nutrients without being over-fertilized, which can lead to issues with plant growth.

In addition to its nitrogen content, the 24-0-4 all-purpose high concentrate fertilizer is also rich in micro-nutrients that aid in plant growth, aesthetic appeal, and overall plant health.

The fertilizer is easy to use, and the directions for ornamental and turf plants are clear and concise. For ornamental plants, simply shake well before use, mix 1-2 ounces of fertilizer to 1 gallon of water, and water plants generously. Use fertilizer once every 2 weeks. For turf, shake well before use, use 3 ounces of fertilizer for every 1,000 square feet, and mix in a spray tank at a ratio of 1-3 ounces per gallon of water. Use fertilizer once every 2-4 weeks.

The guaranteed analysis of the 24-0-4 all-purpose high concentrate fertilizer is impressive, with a total nitrogen (N) content of 24%, available phosphoric acid (P2O5) content of 0%, and soluble potash (K2O) content of 4%. The fertilizer also contains copper (Cu) at .05%, iron (Fe) at .25%, manganese (Mn) at .05%, and zinc (Zn) at .05%.

The 32oz jug of the 24-0-4 all-purpose high concentrate fertilizer comes with an easy measure and pour bottle that allows the end-user to measure and pour a specific dosage by simply squeezing the bottle. This feature ensures that you can precisely measure the amount of fertilizer you need without any wastage.

6. Scotts Green Max Lawn Food F – Florida Fertilizer, 5,000 Sq. Ft

This lawn fertilizer is a must-have for homeowners in Florida. With the ability to feed your lawn for up to three months, you can enjoy a lush, healthy green lawn all season long. The fertilizer's deep greening action takes only three days to work its magic, leaving you with a beautiful lawn that will be the envy of your neighbors.

One of the best things about this product is that it is safe to re-enter your lawn immediately after application. This means you can get back to enjoying your outdoor space without worrying about any harmful chemicals.

It is also versatile and can be applied to any grass type at any time of the year, making it a convenient option for homeowners.

7. Green Boost Liquid Fertilizer For Perfect Lawn

Lush Green is a revolutionary fertilizer that is 100% free of nitrates, making it a better alternative to traditional hydroponic fertilizers. This fertilizer is designed to be gentle on plants, while also improving nutrient uptake and soil stability.

One of the key benefits of Lush Green is that it optimizes nutrient uptake by using organic acid complexes. These complexes help plants acquire more nutrition, beyond just nitrogen, which is essential for healthy growth.

This unique nitrogen source in Lush Green is soil-stable, meaning it stays close to the root hairs, resulting in consistent nutrition for rapidly growing plants. This helps to reduce nitrogen run-off and leaching, resulting in more predictable growth and better soil chemistry.

Lush Green is also versatile in its application, making it suitable for various growing methods. It can be used as a foliar spray or added to feedwater, making it easy to apply.

8. Medina 12-4-8 Ready-To-Spray Hastagro Lawn, 1 Quart

Introducing the lawn treatment that promises to transform your lawn into a lush and verdant paradise – the Greens Up Lawns Quickly treatment! This product is designed to work fast and effectively, providing your lawn with the nutrients it needs to thrive.

One of the key benefits of this treatment is its fast and efficient absorption by grass. This means that your lawn will be able to absorb the nutrients quickly, and you'll start to see results in no time. This is especially important if you're looking to improve the health of your lawn quickly, or if you want to get your lawn looking its best before a special occasion or event.

Another great benefit of the Greens Up Lawns Quickly treatment is that it can help to make your lawn more vigorous from spring to fall. This means that you'll be able to enjoy a healthy and vibrant lawn all year round, without having to worry about it looking dull or lackluster during certain seasons.

And the best part? There's no assembly required! This product is easy to use, and you won't have to worry about putting together any complicated equipment or following any difficult instructions. Simply apply the treatment to your lawn as directed, and let it work its magic.

9. Scotts Southern Lawn Fertilizer Bundle

Scotts Turf Builder Bonus S Southern Weed and Feed is a top-notch lawn fertilizer designed to keep your garden healthy and lush. With a coverage of 5000 sq. ft., this product is perfect for homeowners with medium to large lawns. The formula is specifically created to cater to the needs of southern grass types such as St. Augustine, zoysia, and centipede, ensuring that your lawn gets the best care possible.

The weed and feed solution is enriched with essential nutrients to boost your lawn's growth and development, providing it with the strength to withstand the harsh southern climate. The unique formula also contains weed killer, which targets common weeds such as dollarweed, clover, and dandelions, preventing them from competing with your grass for essential nutrients. Plus, the slow-release formula ensures that your lawn is fed continuously for up to six weeks.

Scotts Turf Builder Southern Lawn Fertilizer is another excellent product from the Scotts Turf Builder line, designed to give you a lush green lawn all year round. This product is an ideal choice for southern lawns, providing the perfect balance of nutrients to keep your grass healthy and vibrant. The fertilizer comes in a 5000 sq. ft. bag, making it a great option for medium to large lawns.

This fertilizer is specifically formulated for southern grass types such as St. Augustine, zoysia, and centipede, providing the essential nutrients and minerals that your lawn needs to thrive. The formula contains iron, which helps to promote greening, and the slow-release formula ensures that your lawn is fed continuously for up to 8 weeks, providing you with a healthy and vibrant lawn.

Scotts Turf Builder Halts Crabgrass Preventer with Lawn Food is a must-have product for any homeowner looking to prevent crabgrass from taking over their lawn. This product is designed to provide both weed control and feed to your lawn, making it a great all-in-one solution. The coverage of 5000-Sq Ft. is perfect for medium to large lawns.

The formula contains powerful weed killer, which targets common weeds and prevents them from reoccurring. The product also contains a pre-emergent herbicide that stops crabgrass from sprouting, preventing it from taking over your lawn. The slow-release formula provides your lawn with the essential nutrients it needs for up to 6 weeks and promotes healthy growth for a lush, green lawn. This product is perfect for southern grass types such as St. Augustine, zoysia, and centipede and is suitable for use in the spring.

10. Scotts Southern Complete Lawn Care Bundle

The Scotts Turf Builder EdgeGuard Mini Broadcast Spreader is a handy tool for spreading fertilizer, grass seed, and ice melt in small areas. With a coverage of up to 5,000 square feet, it is ideal for small lawns, gardens, and driveways. The EdgeGuard technology ensures that the product is spread only where it is needed, preventing waste and protecting nearby plants. The spreader is easy to use, with a simple hand crank and adjustable settings for precise control.

Scotts Turf Builder Bonus S Southern Weed and Feed is a powerful combination of fertilizer and weed killer that is specifically designed for southern lawns. With a coverage of up to 5,000 square feet, it can help control a variety of common weeds such as dandelions, clover, and chickweed, while promoting healthy growth of grass. The slow-release formula ensures that the nutrients are released over time, providing long-lasting results.

Scotts Turf Builder Halts Crabgrass Preventer with Lawn Food is an excellent choice for preventing crabgrass and other weeds from taking over your lawn. With a coverage of up to 5,000 square feet, it provides a barrier that prevents crabgrass from germinating for up to four months, while also feeding your lawn with essential nutrients. The product is easy to apply, with a spreader or by hand, and is safe for use on most types of grass.

Scotts Turf Builder Southern Lawn Fertilizer with 2% Iron is a premium fertilizer that is specifically formulated for southern lawns. With a coverage of up to 20 pounds, it provides a balanced blend of nutrients that are essential for healthy growth of grass, with added iron for a vibrant green color. The slow-release formula ensures that the nutrients are released over time, providing long-lasting results. The product is easy to apply, with a spreader or by hand, and is safe for use on most types of grass.

Best Fertilizer For Saint Augustine Grass FAQs

Are there any specific fertilizers recommended for Saint Augustine grass in different regions?

Yes, there are specific fertilizers recommended for Saint Augustine grass in different regions. Saint Augustine grass is a warm-season grass that thrives in the southern United States and coastal regions. The type of fertilizer recommended for Saint Augustine grass varies depending on the soil type, climate, and overall health of the lawn.

In general, Saint Augustine grass requires fertilizers that are high in nitrogen, potassium, and phosphorus. For example, in Florida, a 16-4-8 fertilizer is recommended for Saint Augustine grass. In Texas, a 3-1-2 or 4-1-2 fertilizer is recommended, while in Louisiana, a 15-5-10 or 16-4-8 fertilizer is preferred.

It's important to note that over-fertilizing Saint Augustine grass can lead to disease and pest problems. It's recommended to follow a regular fertilization schedule and use a slow-release fertilizer to avoid burning the grass.

Consulting with a local lawn care professional or cooperative extension service can also provide valuable information on what fertilizers are best for Saint Augustine grass in your specific region.

Can fertilizing too much harm my Saint Augustine grass?

Yes, fertilizing too much can harm your Saint Augustine grass. While fertilizer is essential for the growth and health of your grass, too much of it can cause more harm than good. Over-fertilization can lead to an increase in growth rate, which can cause the grass to become weak and susceptible to diseases and pests. It can also cause the grass to develop thatch, a layer of dead grass that accumulates on top of the soil, which can prevent water and nutrients from reaching the roots.

Furthermore, over-fertilization can also lead to nutrient imbalance, which can cause the grass to turn yellow or brown and eventually die. It is essential to follow the recommended fertilization rate and schedule for Saint Augustine grass, which usually requires fertilization every 6-8 weeks during the growing season. Additionally, it is crucial to choose the right type of fertilizer, as different grass types require specific nutrients. In summary, fertilizing too much can harm your Saint Augustine grass and lead to various problems, so it is essential to fertilize in moderation and follow the recommended guidelines.

Can I use a slow-release fertilizer on my Saint Augustine grass?

Yes, you can use a slow-release fertilizer on your Saint Augustine grass. Slow-release fertilizers are designed to gradually release nutrients over an extended period of time, providing a sustained source of nutrition for your lawn. This type of fertilizer is ideal for Saint Augustine grass because it has a slower growth rate compared to other types of grass. Additionally, slow-release fertilizers can help to prevent nutrient runoff and leaching, which can be harmful to the environment. When applying slow-release fertilizer to your Saint Augustine grass, be sure to follow the manufacturer's instructions carefully, and avoid applying too much fertilizer at once, as this can damage your lawn. It's also a good idea to water your lawn thoroughly after applying fertilizer, as this will help to ensure that the nutrients are evenly distributed throughout the soil and taken up by your grass.

How much fertilizer should I apply to my Saint Augustine grass?

The amount of fertilizer needed for Saint Augustine grass depends on various factors such as the soil type, the climate, and the specific nutrient requirements of the grass. However, a general rule of thumb is to apply 1 pound of nitrogen per 1,000 square feet of grass per application. It is recommended to apply fertilizer at least 3-4 times a year, with the first application in early spring and the last one in fall. It is also important to choose a fertilizer with a balanced nutrient ratio, such as 16-4-8 or 15-5-10, to ensure that the grass receives all the necessary nutrients. However, over-fertilization can lead to excessive growth, which can be detrimental to the health of the grass. Therefore, it is crucial to follow the recommended application rates and schedule and to water the grass immediately after fertilizing to prevent burning.

How often should I fertilize my Saint Augustine grass?

Saint Augustine grass requires regular fertilization to maintain its health and promote optimal growth. The frequency of fertilization depends on various factors such as soil type, climate, and grass age. In general, it is recommended to fertilize Saint Augustine grass every 6 to 8 weeks during the growing season, which is usually from late spring to early fall.

It's important to choose the right type of fertilizer for your grass, based on its nutrient needs. A balanced fertilizer with a ratio of 3:1:2 or 4:1:2 of nitrogen, phosphorus, and potassium is ideal for Saint Augustine grass. Remember to follow the instructions on the fertilizer package and apply the appropriate amount, as over-fertilizing can damage the grass.

It's also important to water the grass after fertilizing to help the nutrients penetrate the soil and reach the roots. Finally, don't forget to mow your lawn regularly, as this can help to distribute the fertilizer evenly and reduce the risk of thatch buildup. With proper care and maintenance, your Saint Augustine grass can thrive and provide a lush, green lawn all year round.

Should I use organic or synthetic fertilizer for my Saint Augustine grass?

The choice between organic and synthetic fertilizer for Saint Augustine grass depends on your personal preference and the specific needs of your lawn. Organic fertilizers are made from natural materials such as animal waste and compost and are rich in nutrients that promote healthy growth. They also improve soil health and reduce the risk of environmental contamination. Synthetic fertilizers, on the other hand, are made from chemical compounds and are designed to provide a quick boost of nutrients to the grass.

If you prefer an environmentally friendly approach, organic fertilizer is the way to go. It is safe for pets, children, and the environment. However, if you are looking for a quick fix to address nutrient deficiencies in your lawn, synthetic fertilizer may be a better option. It delivers fast results and is easy to apply.

Ultimately, the best approach is to have your soil tested to determine its nutrient needs. This way, you can choose the fertilizer that will provide the specific nutrients your Saint Augustine grass needs to thrive.

What are the signs that my Saint Augustine grass needs more fertilizer?

Saint Augustine grass, like any other plant, needs proper nutrition to thrive and remain healthy. Signs that your Saint Augustine grass needs more fertilizer include a pale green color, slow growth, and thinning or bare patches in your lawn. If you notice that your grass blades have yellow or brown tips, it could also be a sign of nutrient deficiency.

Another sign that your Saint Augustine grass needs more fertilizer is the appearance of weeds. A lack of nutrients in the soil can cause your lawn to become weak and more susceptible to weed growth. If you notice a sudden increase in weeds in your lawn, it could be time to add some fertilizer.

It is important to note that over-fertilizing can also be harmful to your lawn, so it's recommended to follow a fertilization schedule and use a balanced fertilizer that contains the necessary nutrients in the right proportions. You may also consider doing a soil test to determine the specific nutrient deficiencies in your lawn and adjust your fertilization plan accordingly.

What is the best type of fertilizer for Saint Augustine grass?

Saint Augustine grass is a popular warm-season grass that thrives in the southern parts of the United States. Fertilizing is an important aspect of maintaining a healthy and lush Saint Augustine lawn. The best type of fertilizer for Saint Augustine grass is one that is high in nitrogen, with a 4-1-2 or 3-1-2 ratio of nitrogen, phosphorus, and potassium. This type of fertilizer promotes healthy green growth and strong roots. It is also important to use a slow-release fertilizer that will gradually release nutrients to the grass over a period of time, rather than a quick-release fertilizer that can cause rapid growth and then burn the grass. Additionally, it is recommended to fertilize Saint Augustine grass in the spring and summer months, when it is actively growing. Always follow the instructions on the fertilizer package and avoid over-fertilization, as this can cause harm to the grass and the environment.

What nutrients does Saint Augustine grass need from fertilizer?

Saint Augustine grass requires a well-balanced fertilizer that contains three essential nutrients: nitrogen, phosphorus, and potassium. Nitrogen is the most important nutrient for grass growth, providing the necessary nutrients for leaf and blade development. A nitrogen-rich fertilizer helps St. Augustine grass grow lush and green. Phosphorus is essential for the development of the root system. It helps the grass to take hold in the soil and grow deep roots, which allows it to absorb water and nutrients more efficiently. Finally, potassium helps St. Augustine grass to be more tolerant to stress, disease, and pests. It also aids in the formation of carbohydrates, which are essential for the grass's overall health and vigor. The ideal ratio of these nutrients in a fertilizer for St. Augustine grass is 3-1-2. However, it's important to follow the manufacturer's instructions for application rates and timing to ensure optimal growth and health of your lawn.

What time of year is best to fertilize Saint Augustine grass?

The ideal time to fertilize Saint Augustine grass is during its active growing season, which is typically from late spring to early fall. In warm climates, this can be as early as March and as late as September. Fertilizing during this time will provide the grass with the necessary nutrients it needs to grow healthy and strong. It is important to avoid fertilizing during the dormant season, which is usually during the winter months, as the grass will not be actively growing and will not be able to utilize the nutrients. Additionally, it is important to follow the recommended application rates for your specific type of fertilizer to avoid over-fertilization, which can lead to excessive growth, thatch buildup, and increased susceptibility to disease and pests. Overall, timing and proper application are key to ensuring a lush and healthy Saint Augustine lawn.

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