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How to Make St. Augustine Grass Thicker: Preparation, Fertilization & More! (2023)

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We know that St. Augustine grass is a great choice for warm climates, and the lush green color it gives to your lawn can be gorgeous.

If you want to make sure your St. Augustine grass stays thick and healthy, we’ve got some tips for you on how to get there.

With our help in understanding these techniques plus the right supplies from an experienced sod supplier like Evergreen Turf in Arizona -you will have everything needed for thicker St Augustine Grass than ever before!

St Augustine Grass

how to make st augustine grass thickerWe know St. Augustine grass is popular for its lush, green lawns and dense growth in hot climates, but to achieve the best results it requires diligent care. Maintaining proper irrigation, fertilization, mowing techniques and weed control are key components of making St.

Characteristics and Care

Let’s explore the best ways to take care of our St. Augustine grass and make it thicker – don’t you want a lush, green lawn? Here are some effective practices that can help:

  • Seeding Techniques: Planting seeds during periods of active growth will promote thickening over time.
  • Soil Quality: A soil test is essential in understanding the acidic content or pH level, as well as identifying any potential nutrient deficiencies which may be hindering grass growth. Topsoil should also be added to bare spots if needed for proper grading purposes.
  • Sun Exposure: Grass needs adequate sunlight for optimal growth; avoid overcrowding with trees and shrubs so your turf gets enough sun exposure throughout the day.
  • Planting Depth & Aeration Practices: For thicker turf, planting depth should remain shallow when installing sod rolls around your home, and aerating regularly helps reduce compaction in soil & promotes root development for deeper roots resulting in healthier plants overall!

These techniques are important steps towards achieving a healthy lawn. Let’s now look at how fertilization plays an integral role too!

Tips for Thicker Grass

Tips for Thicker GrassWe’re here to discuss the key steps for achieving a thicker and lusher St. Augustine grass lawn. Preparation is essential, including soil testing and proper grading to avoid pooling; irrigation during installation with an appropriate watering schedule; mowing with sharp blades at two-thirds of the length while leaving clippings on the ground; fertilizing in periods of active growth based on nitrogen-phosphorus-potassium ratios; and weeding, either by hand or avoiding non-selective herbicides.

Preparation and Grading

Let’s get our lawn ready for thicker, lusher turf by preparing and grading the soil properly! Aerating the soil is a great place to start; it helps with water absorption so that we can ensure adequate hydration of the grass.

We’ll also want to condition the dirt – this allows us to create an environment conducive for healthy growth. Next, adding a mulch layer over top will help regulate temperature fluctuations and provide much needed nutrition from organic matter.

Finally, we should pay attention to sunlight exposure in order to prevent burning as well as shade management during hot summer days.

Now that preparation is complete, let’s move onto creating an irrigation schedule tailored specifically for our lawn’s needs.

Irrigation and Watering Schedule

Let’s quench our thirsty St. Augustine grass with an epic irrigation and watering schedule! Aeration techniques, soil drainage, sun exposure, shade tolerance, and disease control are all important things to consider when devising a plan for hydration.

Here are some top tips to help you make sure your lawn gets the water it needs:

  1. Irrigate early in the morning or late at night so that less of the water will be lost due to evaporation.
  2. Water deeply but infrequently instead of lightly every day—this encourages deep root growth, which helps keep your grass healthy and thick over time!
  3. Adjust how much you’re watering based on weather conditions like heat waves or periods of heavy rain. If necessary, supplementing with additional sprinkler time during dry spells can really give your lawn a boost!

With these simple steps, we can ensure that our St. Augustine Grass stays lush green year-round while also avoiding overwatering—saving us money in the long run too!

Mowing and Trimming

We can keep our lawn looking its best by mowing and trimming it regularly! Properly cutting St. Augustine grass is one of the most important aspects for keeping it thick and healthy.

When mowing, make sure to leave at least two-thirds of the length intact while using sharp blades without bagging — this will help prevent disease from spreading across your lawn due to clippings left on top.

To ensure further protection against disease, aeration techniques are beneficial as they reduce soil compaction which allows air circulation in the root system – something that St. Augustine is particularly sensitive to due to its shade tolerance and tendency towards pest control issues if not kept maintained properly with a high quality soil mix or blend for optimal results over time.

With regular maintenance through proper cutting, aeration techniques, pest control measures, and having good overall soil quality – we can ensure our beautiful St.

Fertilization and Nutrient Ratio

We nourish our lush lawns with the right fertilizer and nutrient ratios for optimal growth. St. Augustine grass responds best to a nitrogen-phosphorus-potassium ratio of 4:1:2, though this may vary depending on soil pH levels or other factors revealed by a soil test.

In addition to fertilization, mowing frequency should be carefully monitored as well; leaving at least two-thirds of the length intact is key in helping create thicker turf that can better compete against weeds.

Soil aeration is also important once per year to maintain good drainage and help keep oxygen circulating around the plant roots which aids proper uptake of nutrients like phosphorus and potassium from composting or mulching efforts as well as regular fertilizing applications throughout active periods of growth during springtime through summer season months.

Transitioning into irrigation, water schedules play an essential role in achieving thick St Augustine sod over time too!

Weeding and Herbicides

Keeping our lawns weed-free is essential for achieving a thick, lush turf, so we must take the time to pull weeds by hand and avoid using non-selective herbicides as much as possible; after all, An ounce of prevention is worth a pound of cure.

To ensure successful control of weeds in St. Augustine grass, we should:

  • Regularly overseed weak spots in your lawn to keep it dense and reduce weed growth
  • Improve soil quality with organic matter such as mulch or compost
  • Avoid diseases by providing adequate drainage and aeration
  • Monitor regularly for new weeds that could be developing from seed sources on the property or nearby areas
  • Utilize selective herbicides only when necessary – always read the instructions carefully before use!

Taking these steps can help us maintain healthy grass without risking damage from ineffective solutions like non-selective herbicide application.

Now let’s move on to discuss irrigation schedules for optimal results.

Evergreen Turf

Evergreen TurfWe at Evergreen Turf have been providing the highest quality sod in Arizona for years. Our friendly, knowledgeable team is committed to answering your questions and ensuring a stress-free experience with your new sod.

Quality Sod Supplier in Arizona

Let’s get the lush, green lawn of our dreams with quality sod from Evergreen Turf – a friendly Arizona team committed to providing stress-free success! With their high-quality sod blends and soil quality tests, Aeration and Disease Control services tailored for St.

Augustine grass, you can be sure your turf will have excellent Shade Tolerance even in hot climates.

And when it comes time to install the new turf or seed blend that fits your needs best, their experienced staff is there every step of the way to answer questions and help make sure everything goes smoothly.

But beyond just supplying superior products and expertise on installation, Evergreen Turf also offers unparalleled customer service support that sets them apart from other suppliers.

Customer Service and Support

We love that Evergreen Turf’s customer service and support is always there to help us out with our St. Augustine grass projects! Their team of knowledgeable professionals are available to answer questions regarding organic fertilizers, soil aeration, pest control, landscape design, and weed removal – all key elements for making a St.

With their friendly attitude combined with valuable advice on how to properly care for your lawn so it can reach its fullest potential, they make sure the process of installing new sod is stress-free from start to finish.

They also provide ongoing maintenance services such as mowing or weeding if needed; allowing us peace of mind knowing that our project will be completed professionally without any hassle at all times.

Additional Tips

Additional TipsWe’re here to discuss the best ways to make St. Augustine grass thicker. Purchasing and installing sod rolls, getting a soil test and choosing an appropriate fertilizer, grading your lawn properly and adding topsoil where needed, as well as weeding can all help you achieve that lush green lawn of your dreams! We’ll take a look at each step in detail so you can get the most out of your new turf or existing grassy area.

Purchasing and Installation

Let’s take the hassle out of purchasing and installing our St. Augustine grass by enlisting the help of Evergreen Turf! With their friendly, knowledgeable team committed to answering questions and ensuring a stress-free experience with new sod, we can be assured that we’re getting the highest quality turf in Arizona.

When it comes to the installation process, lawn maintenance is key for a thicker lawn. We should make sure there’s proper soil pH levels (ideally between 6-7., adequate sun exposure for about four hours per day, and planting depth should not exceed one inch deep or else risk crown damage from frost heaving when temperatures drop below freezing point in winter months.

Additionally, weed control measures will keep competition down around newly planted areas so they don’t interfere with the healthy growth of St.

By following these steps and enlisting help from Evergreen Turf experts where needed, we’ll have lush green lawns full of thick dense growth just like those seen at golf courses before long! For best results moving forward though, it’s important to understand what kind of fertilizer is appropriate for our soils, which requires a soil test.

Soil Test and Fertilizer

Let’s make sure our lawns are healthy and thriving by getting a soil test to determine the best fertilizer for our needs! Aerating, amending soils with organic matter, preventing compaction, mulching and renewing the lawn are all tasks that will ensure your St.

To get started on this process, test your soil to understand its nutrient levels as well as pH level. Amend it with necessary nutrients or organic matter if needed. Aerate regularly in order to prevent compacted soils from forming.

Mulch mowings instead of bagging them up – this ensures essential nutrients return back into the ground instead of being removed from it.

Doing these five things will help you create an environment where St Augustine grass can thrive! By understanding how much water, sunlight exposure and nutrition each individual area needs, we can better manage expectations when caring for our turfgrass areas.

Grading and Topsoil

Let’s take care of our turf by properly grading it and adding topsoil to any bare spots, so we can have a lush lawn that will make us green with envy!

Proper grading is important for St. Augustine grass in order to create the ideal conditions for growth. The process involves removing high points and filling low areas with soil or mulch, which helps water drain away from the home foundation instead of pooling up on your lawn.

Additionally, aeration should be done every few months to maintain good health while allowing air and sunlight into the roots – both are necessary components for healthy growth but too much sun can cause damage if not managed correctly.

Adding topsoil is also recommended in places where shade often covers parts of your yard as this type of grass prefers sunny environments; however, keep an eye out as different soils may contain varying pH levels which affect its ability to absorb nutrients effectively – something you’ll want to consider before planting sod rolls or fertilizing.

So now that we’ve covered Grading & Topsoil, let’s move onto Soil Test & Fertilizer – two equally important components when cultivating a thick layer of St Augustine Grass around our homes!

Weed Prevention

Let’s keep our turf looking pristine by preventing weeds from taking over! Weeds can be a huge nuisance when trying to maintain St. Augustine grass, but there are several steps we can take to reduce the amount of weeds that grow in our lawns.

Aeration is important for improving soil quality and letting air reach the roots of your grass, which will help it compete against weed growth – particularly if you have clay or compacted soils.

Different types of grass require different levels of shade management; St Augustine does best with at least 6 hours per day as too much sunlight may cause damage while too little allows more space for weed seedlings to sprout up.

Lastly, proper fertilization plays an important role in promoting healthy turf and crowding out any potential weeds before they even start growing – plus using pre-emergent herbicide keeps new seeds from germinating altogether!

Frequently Asked Questions (FAQs)

How much fertilizer should be applied to St. Augustine grass?

We recommend assessing your soil analysis and determining the ideal fertilizer for St. Augustine grass based on its acidic content or pH level. Aeration, composting, shade management, and disease prevention are also important steps to take when applying fertilizer in order to promote thicker growth of this lush lawn variety.

By following these steps correctly, you’ll ensure optimal results. However, we suggest consulting with a professional if necessary as they can provide further advice tailored to your specific needs.

What is the best mowing height for St. Augustine grass?

We suggest mowing St. Augustine grass at a height of 2-3 inches, as this is the ideal length to promote healthy growth and maintain its lush green color.

This can be adjusted based on factors such as soil pH, aeration, sunlight exposure, and shade tolerance. However, it’s important to keep in mind that cutting too short will weaken the turf, while leaving it too long could lead to an increase in weeds or pest infestations.

Mulching clippings after mowing also helps with moisture retention for optimal health of your lawn!

What is the best time of year to install St. Augustine grass?

We recommend installing St. Augustine grass during the spring or fall months when temperatures are milder, as this is the best time for seeding.

This type of grass is known for its shade tolerance and disease prevention properties, so it’s important to pay attention to soil pH levels prior to planting in order to ensure optimal growth conditions.

Additionally, proper weed control measures must be taken before installation in order to reduce future maintenance needs and keep your lawn looking healthy all year round!

How often should St. Augustine grass be watered?

We recommend watering St. Augustine grass regularly in order to keep it healthy and thick. This includes applying one inch of water every week during the growing season, either manually or with an irrigation system.

Additionally, aeration is beneficial for helping water penetrate deeper into the soil. Shade control should be used to make sure your lawn isn’t too shaded. Fungicides can help prevent disease buildup over time.

And a soil analysis can determine what kind of fertilizers are needed for optimal lawn repair.

What is the best way to remove weeds from St. Augustine grass?

We understand that weeds can be a problem in St. Augustine grass, but don’t worry! The best way to remove them is through hand-pulling and avoiding non-selective herbicides.

Organic solutions, such as shade solutions and soil preparation, are also important for prevention.

Fungal treatments may be necessary if the weed infestation has already taken root in your lawn.

With some patience and diligence, you’ll have those pesky weeds gone before you know it!


We’ve covered the essentials for making your St. Augustine grass thicker and lusher than ever.

As your grass thickens, it’s like a beautiful quilt of green that wraps around your home, providing a stunning backdrop and inviting atmosphere.

With the right preparation and care, your lawn can be the envy of the neighborhood.

At Evergreen Turf, we’re passionate about helping you create the perfect lawn and we’re here to answer any questions you may have.

With our advice and high-quality sod, you can have a lush, green lawn that you’ll be proud of.

Avatar for Mutasim Sweileh

Mutasim Sweileh

Mutasim is a published author and software engineer and agriculture expert from the US. To date, he has helped thousands of people make their yards lush and thick.