St Augustine grass is a popular choice for warm climates, known for its vibrant green color and dense growth. Choosing the best feed for St Augustine grass helps keep your lawn lush, weed-free, and healthy throughout the growing season. Below is a summary table of top products suitable for nourishing and maintaining St Augustine grass effectively.
| Product Name | Key Features | Brand |
|---|---|---|
| Fertilome St. Augustine Weed & Feed 15-0-4 | Pre-emergent and post-emergent weed control, 15-0-4 fertilizer mix, Designed for St Augustine and similar grasses | ferti-lome |
| LESCO St. Augustine Grass Weed and Feed 17-0-17 | Slow-release fertilizer, 8 weeks feeding, Safe for Floratam variety, Controls weeds, 50 lb for large coverage | LESCO |
| Sunniland Weed & Feed 20-0-6 Lawn Fertilizer | Easy spread granules, Suitable for all St Augustine types, Recommended spring and fall applications | Generic |
| Scotts Liquid Turf Builder Lawn Fertilizer | Liquid formula, Feeds and waters at once, Works on all grass types, Ideal for actively growing lawns | Scotts |
| SodPods St. Augustine Palmetto Grass Plugs (32 Count) | Lawn repair plugs, Premium soft texture, Covers 72 sq ft fully matured, Easy to plant sod plugs | SOD PODS |
Fertilome St. Augustine Weed & Feed 15-0-4

This product combines a pre-emergent and post-emergent herbicide with a balanced fertilizer formulated at 15-0-4, specially designed for St Augustine grass and similar grass types like Centipede and Zoysia. It effectively controls common lawn weeds while providing essential nutrients to promote healthy growth. Users should avoid application on Bermuda grass and northern grass types to prevent damage. Ideal for maintaining a weed-free and well-fertilized St Augustine lawn throughout the season.
LESCO St. Augustine Grass Weed and Feed 17-0-17

LESCO’s formula offers a slow-release nutrient delivery for up to 8 weeks, combining weed control with a potent 17-0-17 fertilizer formula. This product is professional grade, ideal for managing large lawn areas (up to 13,000 square feet per 50 lb bag). It’s specifically safe for Floratam St Augustine variety and should be applied when the turf is wet, allowing efficient absorption. The combination of poly-coated sulfur-coated urea provides a steady nutrient supply enhancing lawn vigor and weed suppression.
Sunniland Weed & Feed 20-0-6 Lawn Fertilizer for St. Augustine

Sunniland presents an easy-to-use granule fertilizer with a 20-0-6 formula suited for all types of St Augustine grass. Its ease of spreading and handling makes it convenient for homeowners performing routine lawn care. Typically, two applications per year in spring and fall are recommended to maintain healthy growth and effective weed control. This versatile feed blends effectively to improve turf density and overall lawn resilience.
Scotts Liquid Turf Builder Lawn Fertilizer

This liquid fertilizer from Scotts delivers nutrients directly to the root zone while simultaneously watering the lawn, simplifying maintenance. Suitable for all grass types including St Augustine, it supports actively growing turf with essential nutrients, enhancing green color and thickness. The easy application method suits those looking for quick results and consistent feeding through the growing season without granular mess.
SodPods St. Augustine Palmetto Grass Plugs (32 Count)

For lawn repair and patching, SodPods offers premium St Augustine Palmetto grass plugs with soft, broad blades creating a dense carpet-like texture. Each 3″x3″ plug grows to cover approximately 72 square feet at full maturity when spaced properly. These plugs are ideal for reinvigorating bare spots and enhancing lawn texture, complementing the nutrient input with fresh grass establishment.
Buying Guide: Key Considerations for Choosing Feed for St Augustine Grass
When selecting the best feed for St Augustine grass, consider the following factors to improve lawn vitality and appearance:
- Nutrient Composition: Look for nitrogen-rich formulas, as nitrogen promotes lush green growth. Balanced fertilizer with appropriate phosphorus and potassium supports root health and disease resistance.
- Weed Control: Many feeds include weed control components. Choose a product with pre-emergent and post-emergent herbicides to manage broadleaf and grassy weeds effectively without harming desirable grass.
- Application Type: Granular feeds are simple for slow, consistent feeding, while liquid fertilizers offer quick nutrient delivery and ease of use.
- Lawn Size and Coverage: Select product sizes suitable for your lawn area. Bulk bags cover large acreage, while smaller packs suit small to medium yards.
- Grass Variety Compatibility: Some feeds are formulated specifically for St Augustine varieties (including Floratam, Palmetto, Seville). Avoid products not recommended for your grass type to prevent damage.
- Release Speed: Slow-release fertilizers offer sustained feeding for several weeks, reducing the frequency of applications.
- Seasonal Timing: Feeding schedules vary by region and season; for best results, apply feed when the grass is actively growing, typically spring and early fall.
- Lawn Repair Needs: If your lawn has damaged areas, consider incorporating St Augustine grass plugs or sod pods to complement feeding and restore turf density.
By weighing these multiple perspectives, homeowners can select the ideal St Augustine grass feed and maintenance products that deliver vibrant, healthy lawns year-round.