10 Best St Augustine Grass Fertilizer For Lush, Vibrant Lawns 2026

St Augustine Grass Fertilizer by TPS Plant Foods is a liquid fertilizer specifically formulated for St. Augustine grass. It supports healthy growth, promoting thick turf and a rich green color. This balanced nutrition is ideal for established lawns and is made in the USA.

This product is perfect for homeowners and lawn care professionals who maintain St. Augustine grass. It is suitable for both residential and commercial lawns, ensuring vibrant growth in yards, landscapes, and turf areas. Its balanced formulation prevents overfeeding and lawn stress.

The St Augustine Grass Fertilizer by TPS Plant Foods comes in a convenient 1-gallon size. This liquid fertilizer supports healthy growth and vibrant color in St. Augustine lawns. It provides essential nutrients without overfeeding and is made in the USA.

Ideal for homeowners with larger lawns or professional landscapers, this fertilizer is effective for maintaining established St. Augustine grass. It promotes strong roots and thick turf, making it suitable for both residential and commercial applications.

The St Augustine Grass Fertilizer by TPS Plant Foods is available in a 32 oz size. This liquid fertilizer is designed to enhance the growth and color of St. Augustine grass. It balances essential nutrients without causing lawn stress, and is made in the USA.

This product is suitable for homeowners and commercial landscapers looking to improve the health of their St. Augustine lawns. Its convenient size and effective formulation make it an excellent choice for maintaining vibrant, lush grass.

Scotts Turf Builder Lawn Food is a versatile fertilizer suitable for all grass types, covering up to 5,000 sq. ft. This product strengthens grass and promotes deep roots, improving the lawn’s ability to absorb water and nutrients effectively.

Ideal for homeowners focusing on lawn health, Scotts Turf Builder is easy to apply on wet or dry lawns. It caters to various grass types, making it a valuable addition to any lawn care regimen.

Sunniland St.Augustine Weed & Feed Lawn Fertilizer combines weed control with nutrition for St. Augustine grass, covering up to 5,000 sq. ft. This product is easy to spread and handle, making it perfect for lawn maintenance.

This fertilizer is designed for homeowners who want to control weeds while nourishing their St. Augustine lawns. It requires two applications in spring and fall, ensuring optimal lawn health throughout the seasons.

Advanced 16-4-8 Balanced NPK is a concentrated liquid fertilizer suitable for any grass type. It combines essential macronutrients with seaweed and fish, promoting lush growth and greening.

Ideal for homeowners using various grass types, this fertilizer is easy to apply with a ready-to-use sprayer. It nourishes lawns, including St. Augustine, ensuring vibrant and healthy growth.

Scotts Turf Builder WinterGuard Fall Lawn Fertilizer is designed for all grass types, covering 4,000 sq. ft. It builds strong roots for recovery from summer heat and drought, delivering essential nutrients during fall.

This product is perfect for homeowners preparing their lawns for spring. Applying it in the fall helps lawns recover from seasonal stresses, ensuring healthy growth during the next growing season.

SeedRanch St. Augustine Lawn Fertilizer features a 24-2-11 formula with 6% iron for enhanced greening. This 50 lb bag covers up to 12,000 sq. ft., providing essential nutrients for St. Augustine lawns.

This fertilizer is ideal for homeowners looking to improve their lawn’s appearance and health. Its iron content promotes vibrant green grass, making it suitable for large lawn areas.

Fertilome St. Augustine Weed & Feed is a dual-action product providing a 15-0-4 fertilizer mix while controlling weeds. This 12.8 lbs product is specifically designed for St. Augustine, Centipede, and Zoysia grass types.

Suitable for homeowners looking to enhance lawn health while managing weeds, this fertilizer is applied in early spring for effective weed defense. It is not recommended for Bermuda grasses.

Scotts Green Max Lawn Food is a dual-action fertilizer and iron supplement designed to enhance grass greening in just three days. This 16.67 lb bag covers 5,000 sq. ft., making it effective for various grass types.

Perfect for homeowners aiming for quick results, this fertilizer provides essential nutrients and deep greening. It is guaranteed not to stain surrounding surfaces when applied as directed, making it user-friendly.

After applying fertilizer, water your lawn thoroughly to help nutrients penetrate the soil. Monitor grass growth and adjust your watering schedule based on weather conditions. Avoid mowing immediately after fertilization to allow the grass to absorb nutrients effectively. Regularly inspect your lawn for signs of pests or diseases and address them promptly.

Consider scheduling follow-up applications based on the fertilizer’s instructions, especially during peak growing seasons. Maintaining a consistent care routine will help ensure your St. Augustine grass remains lush and healthy throughout the year.

One common mistake is over-fertilizing, which can cause lawn stress and damage. Always follow the recommended application rates on the product label. Another mistake is applying fertilizer at the wrong time of year; timing is critical for nutrient absorption.

Inadequate watering following application can also limit effectiveness. Ensure your lawn receives enough moisture to activate the fertilizer. Finally, neglecting to consider the grass type can lead to poor results; choose a fertilizer specifically designed for St. Augustine grass for optimal growth.