The Secret to a Lush St. Augustine Lawn Revealed!

Southern homeowners are well aware of the beauty and allure of St. Augustine grass. Its dense growth and vibrant color are highly coveted. However, to achieve and maintain this stunning lawn, proper fertilization is essential. In this article, we have done all the legwork for you by searching popular retailers to find the best fertilizers for St. Augustinegrass.

Our Expert Recommendations

We have compared the nutrition, organic matter, and pricing of various products to bring you the top fertilizers for each season. Since soil needs can vary, our article aims to help you find the ideal fertilizer for your specific lawn. We will review the top St. Augustine fertilizers and provide a practical fertilizer buying guide.

Best Fertilizers for St. Augustinegrass

  • Best Spring Fertilizer: Ames Farm Center
  • Best Organic Spring Fertilizer: Ames Farm Center
  • Best Summer Fertilizer: Ames Farm Center
  • Best Summer Fertilizer with Potash: Ames Farm Center
  • Best Fall Fertilizer: Ames Farm Center
  • Best Liquid Fertilizer: Ames Farm Center
  • Best Weed and Feed: Ames Farm Center
Further reading:  Liquid vs Granular Organic Fertilizer: Unveiling the Ultimate Choice

Top 7 Fertilizers for St. Augustinegrass – Reviews

1. Expert Gardener Texas Turf Lawn Food – Best Spring Fertilizer

If you want a lush St. Augustine lawn this spring, we recommend Texas Turf Lawn Food. With its ideal 3-1-2 NPK ratio, this lawn food provides the perfect balance of nutrients to promote deep green growth without harming your grass. It also fortifies your lawn’s defenses against pests, weather, and diseases.

2. Down to Earth Organic Bio-Turf 8-3-5 – Best Organic Spring Fertilizer

For a long-term solution that promotes soil quality, Down to Earth Organic Bio-Turf 8-3-5 is the best organic spring fertilizer for St. Augustinegrass. This nutrient-rich formula is OMRI-listed for organic use and CDFA-registered. It sustains spring soil without burning your grass while accelerating growth and improving overall health.

3. Espoma Organic All-Season Lawn Food – Best Summer Fertilizer

Espoma Organic All-Season Lawn Food is our top choice for the summer season. St. Augustinegrass needs plenty of nitrogen during its growth spurt, and this natural formula delivers just that. It promotes dense growth, vibrant color, and is safe for children and pets. It’s an eco-conscious choice, as it is produced at a solar-powered plant.

4. Lesco 15-0-15 – Best Summer Fertilizer with Potash

Lesco 15-0-15 is highly recommended for sandy soils or lawns that need an extra boost during the summer. In addition to improving the grass’s thickness and color, this professional-grade formula enhances your lawn’s vitality and resilience, making it more resistant to pests and seasonal changes.

5. Jonathan Green Winter Survival Fall Fertilizer – Best Fall Fertilizer

Give your St. Augustinegrass the best chance at surviving the winter with Jonathan Green’s Winter Survival Fall Fertilizer. With its high potassium content, this slow-release fertilizer boosts your grass’s immune system, improves its health, and helps it quickly recover from summer damage.

Further reading:  The Benefits of Ammonium Thiosulfate (ATS) for Crop Growth

6. Simple Lawn Solutions Advanced 16-4-8 – Best Liquid Fertilizer

For quick and effective results, Simple Lawn Solutions Advanced 16-4-8 is the best liquid fertilizer for St. Augustinegrass. Its fast-release formula provides balanced spring nutrition and promotes healthy root development. It’s easy to apply with a ready-to-use spray bottle, making fertilizing your lawn a breeze.

7. BioAdvanced 3-in-1 for Southern Lawns – Best Weed and Feed

BioAdvanced 3-in-1 for Southern Lawns is the perfect solution for feeding your lawn and controlling weeds. This product not only nourishes your grass, but it also kills visible lawn weeds and prevents the growth of broadleaf and grassy weeds. Its long-lasting formula ensures your lawn stays healthy and weed-free.

Buyer’s Guide

To find the best fertilizer for your St. Augustine lawn, consider the following factors:

  • NPK ratio: This ratio indicates the percentage of nitrogen, phosphorus, and potassium in the fertilizer. It’s crucial to choose a fertilizer with the appropriate NPK ratio for St. Augustinegrass.
  • Micronutrients: St. Augustinegrass may require additional micronutrients like copper, iron, manganese, and zinc. A soil test can determine if these nutrients are necessary.
  • Soil Test: Conducting a soil test will provide valuable information about your soil’s nutrient levels, organic matter content, and pH. This information will help you determine the best fertilizer for your specific soil.
  • St. Augustinegrass’s Needs: Understanding the specific needs of St. Augustinegrass, such as its growth patterns and susceptibility to pests and diseases, will guide you in selecting the most suitable fertilizer.
  • Types of Fertilizer: Consider different types of fertilizers, such as liquid or granular, slow-release or quick-release, organic or synthetic, and lawn starters or weed and feed, based on your preferences and lawn care goals.
  • Price of Fertilizer: The cost of fertilizer can vary depending on the type and quantity needed for your lawn. Consider your budget and the cost per square foot to determine the most cost-effective option for your situation.
Further reading:  Fertilizing Peonies: Tips for Healthy Blooms

FAQs about Fertilizing St. Augustinegrass

How can I make my St. Augustine lawn thicker?

To promote thicker growth in your St. Augustinegrass, apply a nitrogen-rich fertilizer with phosphorus during the growing season. Water your lawn adequately and adjust your mowing schedule to less frequent cuts. These practices will encourage your grass to spread and fill in thin areas.

What’s the best fertilizer for Palmetto grass?

Palmetto grass, a popular cultivar of St. Augustinegrass, has the same fertilization needs as other varieties. Therefore, any of the recommended fertilizers in our top picks will work perfectly for Palmetto grass.

How can I make my own organic fertilizer?

You can create your own organic fertilizer using various ingredients such as grass clippings, bone meal, eggshells, coffee grounds, compost, wood ash, and aquarium water. Combining these elements will provide your lawn with the necessary nutrients while improving soil quality.

When to Seek Professional Lawn Treatment

Maintaining a St. Augustinegrass lawn involves various factors, and sometimes it can be overwhelming. That’s where professional lawn treatment can be beneficial. LawnStarter connects you with qualified local lawn treatment experts who use the best fertilizers and have the knowledge to make your St. Augustinegrass thrive. Get a free online quote today and discover how affordable quality lawn care can be.

(*Note: This article contains affiliate links. LawnStarter may earn revenue from the products promoted in this article.)