10 Best Liquid Fertilizer For St Augustine Grass: Top Picks For Your Lawn 2026

This guide highlights the best liquid fertilizers for St. Augustine grass. Choosing the right product ensures a vibrant lawn and optimal growth. Buyers will find useful information to make informed decisions based on their lawn care needs.

The best liquid fertilizer for St. Augustine grass provides essential nutrients for healthy growth. It promotes vibrant green color and strong roots, which are crucial for maintaining a lush lawn.

Why Choosing the Right Best Liquid Fertilizer For St Augustine Grass Matters

Selecting the right fertilizer impacts lawn health and growth. A suitable liquid fertilizer for St. Augustine grass nourishes the turf efficiently, preventing issues like nutrient deficiency. This can save costs on lawn care while promoting a thick, green lawn.

Review Guide Best Liquid Fertilizer For St Augustine Grass

1

St Augustine Grass Fertilizer, Complete Plant Food for Saint Augustine

St Augustine Grass Fertilizer, Complete Plant Food for Saint Augustine

St Augustine Grass Fertilizer by TPS Plant Foods is a complete plant food designed for St. Augustine lawns. This 1-gallon liquid fertilizer supports healthy growth, promotes dense turf, and ensures a rich green color. It contains balanced nutrition for warm-season lawns, making it ideal for both residential and commercial use.

This product is perfect for homeowners and landscapers looking to enhance their St. Augustine grass. It is suitable for established lawns, landscapes, and turf areas. By using this fertilizer, users can achieve a lush, vibrant lawn with minimal effort.

Made For St. Augustine Grass
Supports Thick Growth & Rich Green Color
Balanced Nutrition For Warm-Season Lawns
Ideal For Residential & Commercial Lawns
Origin Made in USA
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2

St Augustine Grass Fertilizer, Complete Plant Food for Saint Augustine

St Augustine Grass Fertilizer, Complete Plant Food for Saint Augustine

St Augustine Grass Fertilizer by TPS Plant Foods in 32 oz is a concentrated liquid fertilizer specifically for St. Augustine grass. This formulation promotes healthy growth and vibrant color in lawns. It offers balanced nutrition without the risk of overfeeding, ensuring the lawn remains stress-free and thriving.

Ideal for homeowners or small landscape projects, this product suits those with limited lawn areas. Using this liquid fertilizer will help maintain a lush and healthy lawn, making it perfect for regular applications during the growing season.

Made For St. Augustine Grass
Supports Thick Growth & Rich Green Color
Balanced Nutrition For Warm-Season Lawns
Ideal For Residential & Commercial Lawns
Origin Made in USA
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3

Advanced 16-4-8 Balanced NPK – Lawn Food Quality Liquid Fertilizer – S

Advanced 16-4-8 Balanced NPK - Lawn Food Quality Liquid Fertilizer - S

Advanced 16-4-8 Balanced NPK by Simple Lawn Solutions is a quality liquid fertilizer suitable for all grass types, including St. Augustine. This formula contains key macronutrients and seaweed, providing essential nourishment to the lawn. Its easy-to-use design ensures straightforward application, promoting lush growth and vibrant color.

This fertilizer is suitable for homeowners with various grass types looking for effective lawn care solutions. Its versatility and quality ingredients make it a great choice for anyone aiming to enhance their lawn’s health and appearance.

NPK Ratio 16-4-8
Includes Seaweed & Fish
Application Ready to Use Sprayer
Suitable For All Grass Types
Made In United States
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4

St Augustine Grass Fertilizer, Complete Plant Food for Saint Augustine

St Augustine Grass Fertilizer, Complete Plant Food for Saint Augustine

St Augustine Grass Fertilizer by TPS Plant Foods in an 8 oz bottle delivers essential nutrients for St. Augustine lawns. This liquid fertilizer promotes dense turf and a rich green color while providing balanced nutrition for warm-season grasses. Its compact size makes it easy to store and apply as needed.

Ideal for small lawn areas or those seeking a trial product, this fertilizer is perfect for homeowners wanting to maintain or improve their St. Augustine grass. Regular use will yield a vibrant lawn with minimal effort.

Made For St. Augustine Grass
Supports Thick Growth & Rich Green Color
Balanced Nutrition For Warm-Season Lawns
Ideal For Residential & Commercial Lawns
Origin Made in USA
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Free Shipping & 30-Day Returns

5

Ultimate 3-18-18 NPK- Lawn Food Quality Liquid Fertilizer- Easy to Use

Ultimate 3-18-18 NPK- Lawn Food Quality Liquid Fertilizer- Easy to Use

Ultimate 3-18-18 NPK by Simple Lawn Solutions is a nutrient-rich liquid fertilizer formulated for summer and fall applications. This product features high phosphorus and potassium content, which is essential for strong root development and lawn health. Its easy application method allows for efficient coverage across various grass types.

This fertilizer is perfect for lawn care enthusiasts looking to boost root vigor and maintain lawn strength. It is particularly beneficial for homeowners dealing with phosphorus and potassium deficiencies in their lawns.

NPK Ratio 3-18-18
Application Method Ready to Use Hose End Sprayer
Suitable For All Grass Types
Coverage Covers up to 3,200 square feet
Quality High Quality Feed Grade Ingredients
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6

Extreme Grass Growth Lawn Booster- Liquid Spray Concentrated Starter F

Extreme Grass Growth Lawn Booster- Liquid Spray Concentrated Starter F

Extreme Grass Growth Lawn Booster by Simple Lawn Solutions is a concentrated liquid fertilizer that enhances vertical and lateral growth. It contains a commercial-quality formula with nitrogen and phosphorus, suitable for any grass type, including St. Augustine. This product effectively addresses nutrient deficiencies and supports new sod or seeding efforts.

Ideal for homeowners establishing new lawns or repairing existing ones, this booster encourages rapid growth and recovery. It is especially useful for those who want to achieve a lush, green lawn in a short time.

Includes Humic Acid
Suitable For All Grass Types
Application Method Ready-To-Use Hose End Sprayer
Focus Nutrient Deficiency & New Lawns
Produced In United States
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7

Sunday Green Machine Fertilizer, 42.3oz, 2 Pack – Liquid Lawn Fertiliz

Sunday Green Machine Fertilizer, 42.3oz, 2 Pack - Liquid Lawn Fertiliz

Sunday Green Machine Fertilizer is a liquid lawn fertilizer designed to promote lush growth in all grass types. This 42.3 oz formula features a 22-0-3 nutrient blend, encouraging deep rooting and resistance to injury. It is easy to apply with a universal sprayer attachment, covering up to 10,000 sq ft.

Ideal for homeowners seeking a convenient DIY lawn care solution, this product is perfect for those who want to maintain a healthy lawn without harsh chemicals. Regular use will ensure vibrant growth and resilience in changing weather conditions.

NPK Ratio 22-0-3
Application Includes Universal Sprayer Attachment
Coverage Covers Up to 10,000 Sq Ft
Application Frequency Every 4 to 6 Weeks
Brand Sunday Lawn Care
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8

Organic Micronutrient Booster- Complete Plant & Turf Nutrients- Simple

Organic Micronutrient Booster- Complete Plant & Turf Nutrients- Simple

Organic Micronutrient Booster by Simple Grow Solutions is a complete plant and turf nutrient solution. This 32 oz liquid fertilizer contains essential micronutrients like iron, manganese, and zinc, designed to enhance color and overall vigor in plants and lawns, including St. Augustine grass.

Perfect for gardeners and homeowners, this product is suitable for various applications, including flowers and vegetables. Using this micronutrient booster can significantly improve plant health and lawn appearance, ensuring lush growth and vibrant color.

Formulation Concentrated Liquid Micronutrient Blend
Includes Iron, Manganese, Zinc, Magnesium, Sulfur
Suitable For Any Grass Type
Application Rates For Lawn & Garden
Uses Turfgrass, Flowers, Vegetables
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9

Petramax Liquid Nitrogen Fertilizer 28-0-0 NPK – 32 Oz Spring & Summer

Petramax Liquid Nitrogen Fertilizer 28-0-0 NPK - 32 Oz Spring & Summer

Petramax Liquid Nitrogen Fertilizer features an ultra-high nitrogen formula, promoting quick greening and growth for all grass types. This 28-0-0 formulation provides both quick and slow-release nitrogen, ensuring ongoing nourishment between applications. It is designed for deep green lawn care and easy application.

Ideal for homeowners looking to revive nitrogen-deficient lawns, this product offers an effective solution for both new and established lawns. Its user-friendly application allows for quick treatment of large areas, making it an efficient choice.

NPK Ratio 28-0-0
Technology Quick & Slow Release
Coverage Treats Up to 12,800 Sq. Ft.
Application Method Mix with Water
Manufacturer American Family-Owned Company
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10

Sunniland St.Augustine Weed & Feed Lawn Fertilizer for St. Augustine G

Sunniland St.Augustine Weed & Feed Lawn Fertilizer for St. Augustine G

Sunniland St.Augustine Weed & Feed Lawn Fertilizer is specifically designed for St. Augustine grass. This product covers up to 5000 sq ft and features easy-to-spread granules for user convenience. The formula allows for two applications in the spring and fall, ensuring effective weed control and nourishment.

Best suited for homeowners with established St. Augustine lawns, this fertilizer helps maintain lawn health while combating weeds. Regular use can enhance overall lawn aesthetics and prevent common lawn issues.

Coverage Covers 5000 Sq Ft
Application Frequency Two Applications in Spring & Fall
Type Weed & Feed
Suitable For All Types of St. Augustine Grasses
Form Easy to Spread Granules
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How to Choose the Right Best Liquid Fertilizer For St Augustine Grass

Understanding how to choose the right fertilizer is crucial for lawn health. This section offers guidance on selecting the best liquid fertilizer for St. Augustine grass. Readers will learn which factors to consider for optimal results.

  • Identify your lawn’s specific needs: Assess its current health and growth requirements.
  • Check the NPK ratio: Ensure it matches the nutrient needs of St. Augustine grass.
  • Consider the application method: Choose between ready-to-use or concentrated forms based on convenience.
  • Look for additional ingredients: Products with micronutrients can enhance overall lawn vigor.
  • Read reviews: Customer feedback can provide insights into product effectiveness.

Key Features to Look For

When selecting a liquid fertilizer, understanding key features is essential. These features impact the effectiveness and suitability of the product for St. Augustine grass. Buyers should prioritize these aspects for optimal lawn care results.

Nutrient Composition

Choose fertilizers with the right NPK ratio for St. Augustine grass, typically high in nitrogen and balanced phosphorus and potassium.

Application Method

Look for products that are easy to apply, whether through a hose-end sprayer or a ready-to-use solution, ensuring convenience.

Additional Ingredients

Fertilizers containing organic additives like seaweed or humic acid can enhance nutrient absorption and overall lawn health.

Packaging Size

Select a size that suits your lawn area; consider larger sizes for extensive lawns to reduce frequent purchases.

Brand Reputation

Consider established brands with positive customer reviews for reliability and effectiveness in lawn care.

Best Liquid Fertilizer For St Augustine Grass Maintenance Tips

Proper maintenance is vital for maximizing the benefits of your liquid fertilizer. This section provides essential tips for caring for your St. Augustine grass. Readers will learn how to maintain their lawn effectively and ensure lasting results.

To maintain your St. Augustine grass effectively, follow these tips:

  • Regularly monitor soil health and lawn appearance to determine fertilizer needs.
  • Apply fertilizers during the growing season, preferably during spring and summer.
  • Water your lawn adequately after application to help nutrients penetrate the soil.
  • Avoid over-fertilizing; follow label instructions for optimal results and to prevent damage.
  • Consider soil testing to identify specific nutrient deficiencies for targeted treatment.

Common Mistakes to Avoid

Avoiding common mistakes is crucial for achieving optimal lawn care results. This section highlights frequent errors made by buyers when purchasing fertilizers. Understanding these pitfalls can save time and improve lawn health.

Here are some common mistakes to avoid:

  • Ignoring the specific nutrient needs of St. Augustine grass can lead to poor growth.
  • Over-fertilizing can cause lawn stress, burning, and excessive growth.
  • Neglecting to read product labels may result in improper application or unsuitable products.
  • Failing to consider environmental factors like soil type and climate can affect fertilizer effectiveness.
  • Not testing soil health can lead to unnecessary treatments and wasted resources.

Final Thoughts

Choosing the right liquid fertilizer for St. Augustine grass is essential for a lush lawn. This guide provides valuable insights into selecting, maintaining, and avoiding mistakes with fertilizers. By following these recommendations, buyers can achieve vibrant and healthy grass.

Frequently Asked Questions

What is the best best liquid fertilizer for st augustine grass?

The best liquid fertilizer for St. Augustine grass is one that provides balanced nutrition tailored to its needs. Products with high nitrogen and micronutrients are recommended for optimal growth.

How much should I spend?

Prices for liquid fertilizers can vary widely based on quality and brand. Spending between $20 to $50 typically ensures a reliable product suitable for your lawn.

What features matter most?

Key features include the NPK ratio, application method, and additional ingredients like micronutrients. These aspects significantly influence fertilizer effectiveness for St. Augustine grass.

How often should I replace it?

Replacement frequency depends on lawn size and growth rate. Generally, reevaluate your fertilizer needs every 6 to 8 weeks during the growing season.

Which best liquid fertilizer for st augustine grass is best for beginners?

For beginners, a ready-to-use liquid fertilizer with clear instructions is ideal. Products designed for ease of application can simplify the process and ensure effective results.

Clara Hayes
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