10 Best Fertilizer St Augustine Grass: Essential Tips for Healthy Lawns 2026

St Augustine Grass Fertilizer by TPS Plant Foods is a complete plant food designed specifically for St. Augustine grass. This liquid fertilizer supports healthy growth, promotes thick turf, and enhances rich green color. It provides balanced nutrition, ideal for both residential and commercial lawns.

This product is ideal for homeowners and landscapers looking to maintain or establish lush St. Augustine grass. Its formulation supports root strength and vibrant coloration, making it suitable for various lawn settings. Use it in yards, landscapes, or turf areas to achieve optimal results.

St Augustine Grass Fertilizer in an 8 oz size offers the same benefits as its larger counterpart. This liquid fertilizer is specially formulated for St. Augustine grass, ensuring optimal growth and a lush appearance. Its balanced nutrition prevents overfeeding while promoting rich green color.

Ideal for small lawns or first-time users, this product provides essential nutrients for St. Augustine grass. Consider it for residential use or small commercial spaces, ensuring healthy growth without the hassle of over-fertilization. Perfect for those seeking a manageable option.

The 32 oz St Augustine Grass Fertilizer provides a concentrated formula for optimal lawn care. This liquid fertilizer promotes healthy growth, vibrant color, and strong root systems. It delivers balanced nutrition without causing stress or buildup in the soil.

This product is perfect for homeowners and lawn care professionals looking to enhance established St. Augustine grass. It works well in various lawn settings, making it a versatile choice for maintaining lush, green landscapes. Suitable for both residential and commercial use.

Scotts Turf Builder Lawn Food is a versatile fertilizer suitable for all grass types, including St. Augustine. This product strengthens grass by feeding roots and improving water absorption. One 12.5 lb. bag covers up to 5,000 sq. ft., making it efficient for larger areas.

Ideal for homeowners seeking a reliable fertilizer for their lawns, this product works well in various conditions. It is designed for use on any grass type, making it a flexible choice for mixed lawns or those transitioning to St. Augustine grass.

Sunniland St.Augustine Weed & Feed Lawn Fertilizer combines weed control with nutrition for St. Augustine grass. Its easy-to-spread granules make application simple and efficient. This product is designed for use in spring and fall, ensuring optimal growth and weed defense.

Perfect for homeowners with St. Augustine lawns, this fertilizer simplifies lawn care by addressing both nutrition and weed issues. Use it for two applications per year to maintain a healthy, vibrant lawn free from unwanted weeds.

Advanced 16-4-8 Balanced NPK is a concentrated lawn food suitable for all grass types, including St. Augustine. This liquid fertilizer contains essential macronutrients and beneficial ingredients like seaweed and fish for enhanced nutrient absorption. Easy to apply, it promotes greening and growth.

This product is ideal for homeowners and lawn care enthusiasts seeking a high-quality fertilizer. Its broad compatibility with various grass types makes it suitable for diverse lawns. Use it during spring and summer for optimal results in lawn health.

Scotts Turf Builder WinterGuard Fall Lawn Fertilizer is designed for all grass types, including St. Augustine. This product strengthens grass roots to prepare lawns for winter. It delivers essential nutrients that help lawns recover from summer damage and supports future growth.

Ideal for homeowners looking to prepare their lawns for winter, this fertilizer provides the necessary nutrients to ensure a healthy lawn next spring. Use it in the fall for the best results, covering up to 4,000 sq. ft.

Fertilome St. Augustine Weed & Feed offers a 15-0-4 fertilizer mix that controls weeds while nourishing St. Augustine lawns. This product functions as both a pre-emergent and post-emergent herbicide, promoting lawn health and weed defense throughout the growing season.

Designed for homeowners with St. Augustine grass, this fertilizer is ideal for early spring application. It ensures a healthy lawn while controlling unwanted weeds effectively. Avoid using it on Bermuda grasses to maximize its effectiveness.

SeedRanch St. Augustine Lawn Fertilizer features a 24-2-11 formula enriched with 6% iron for enhanced greening. This 50 lb. bag covers up to 12,000 sq. ft., providing ample nutrition for St. Augustine lawns to thrive throughout the growing season.

This product is ideal for homeowners with large St. Augustine lawns seeking effective fertilization. Its high iron content supports vibrant green color, making it perfect for those wanting a lush lawn. Use it to boost lawn health and appearance.

Scotts Green Max Lawn Food is a dual-action fertilizer that feeds grass while providing iron for deep greening. This 16.67 lb. bag covers up to 5,000 sq. ft. and guarantees quick results within three days, enhancing lawn vibrancy.

Perfect for homeowners wanting faster greening results, this product is versatile for all grass types. It is designed to prevent staining on concrete surfaces, making it user-friendly. Use it in spring, summer, or fall for optimal lawn care.