Top 5 Best Weed And Feed For St. Augustine Grass In 2021

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St. Augustine grass is one of the most preferred options for lawns. This is mainly because of its beauty and ease of maintenance.

However, to maintain this beauty, you need to weed and feed it regularly.

Fortunately, in the market, you will find products which offer both weeding and feeding at the same time. But again, it can be difficult to identify the best product among the many options you will find.

In this article, we will share with you the top 5 best weed and feed for St. Augustine Grass to buy in 2021. We will also share with you the factors you need to consider before buying any of the products.

But if you don’t have the time to read the entire guide, there are no worries. Here is our top pick. Buy it from Amazon now.

Our Top Pick: Sunniland St. Augustine Weed And Feed

Sunniland St. Augustine Weed And Feed

This is a weed and feed product specifically designed for St. Augustine grass. It’s our top pick among the best weed and feeds you will get in the market.

Sunniland St. Augustine Weed And Feed product is perfect for applying all year through. This is unlike most of the other weed and feeds that are only suitable for summer.

The product comes with a 50% slow release mix to control weed and enhance grass growth for a period of up to 90 days.

Sunniland St. Augustine Weed And Feed focus on St. Augustine grass more than any other grass. And that’s what makes it the best product to buy for your lawn.

One bag of Sunniland St. Augustine Weed And Feed can cover an area of up to 5,000 square feet. And if your lawn is bigger than that, you can just buy several bags.

Click here to check the latest price and buy it from Amazon today. 

Best Weed And Feed For Augustine Grass Comparison

PreviewProductsKey FeaturesCheck Price
Pennington 100536600 UltraGreen Weed & Feed Lawn Fertilizer, 12.5 LBS, Covers 5000 Sq FtPennington 100536600 UltraGreen Weed & Feed Lawn Fertilizer, 12.5 LBS, Covers 5000 Sq Ft
  • Has Iron to Fortify your loan
  • Excellent for summer control
  • Kills weed and ensure quick greening
Check Price
SUNNILAND CORPORATION ST AUGUSTINE WEED&FEED5MSUNNILAND CORPORATION ST AUGUSTINE WEED&FEED5M
  • Specifically for St. Augustine grass
  • All year produc
  • Works for up to 90 days
Check Price
Scotts Turf Builder Southern Triple Action - Kills Dollarweed and Clover, Prevents and Kills Fire Ants, Feeds and Strengthens Lawns - Covers up to 4,000 sq. ft.Scotts Turf Builder Southern Triple Action - Kills Dollarweed and Clover, Prevents and Kills Fire Ants, Feeds and Strengthens Lawns - Covers up to 4,000 sq. ft.
  • Kills pests
  • Kills many types of weeds
  • Effective in greening your lawn
Check Price
Spectracide Weed & Feed 20-0-0, Ready-to-Spray, 32-OunceSpectracide Weed & Feed 20-0-0, Ready-to-Spray, 32-Ounce
  • Affordable
  • Quickflip sprayer
  • Covers an area of 7,500 square feet
Check Price
Southern Ag Amine 2,4-D WEED KILLER, White BottleSouthern Ag Amine 2,4-D WEED KILLER, White Bottle
  • Affordable
  • Perfect for large lawns
  • Kills many broadleaf weeds
Check Price

Best Weed and Feed For Augustine Grass

1. Pennington Ultragreen Southern Weed And Feed

Pennington Ultragreen Southern Weed And Feed

If you have St. Augustine Grass, you need to give it a specialized treatment. You can’t use any product to weed and feed it.

Pennington Ultragreen Southern Weed And Feed is a popular option for specialized treatment. It comes with a 22.1% nitrogen with a slow-release ability. This nitrogen is too high for weeds. When you apply it, they all die.

But for the grass, this nitrogen level is perfect. It will thrive well.

This is a product that will help you deal with all weeds on your lawn and maintain a high grass coverage.

The product also comes with iron enrichment, which is needed by your lawn.

Key Features

  •         Has Iron to Fortify your loan
  •         Excellent for summer control
  •         Kills weed and ensure quick greening

Pennington Ultragreen Southern Weed And Feed product is available on Amazon. Click here to check the latest price and buy it now.

2. Sunniland St. Augustine Weed And Feed

2. Sunniland St. Augustine Weed And Feed

This is a weed and feed product specifically designed for St. Augustine grass. It’s our top pick among the best weed and feeds you will get in the market.

Sunniland St. Augustine Weed And Feed product is perfect for applying all year through. This is unlike most of the other weed and feeds that are only suitable for summer.

The product comes with a 50% slow release mix to control weed and enhance grass growth for a period of up to 90 days.

Sunniland St. Augustine Weed And Feed focus on St. Augustine grass more than any other grass. And that’s what makes it the best product to buy for your lawn.

One bag of Sunniland St. Augustine Weed And Feed can cover an area of up to 5,000 square feet. And if your lawn is bigger than that, you can just buy several bags. Key Features

  •         Specifically for St. Augustine grass
  •         All year product
  •         Works for up to 90 days

Sunniland St. Augustine Weed And Feed is available on Amazon. If you are looking for a product that would nature your grass, this is the real deal. Click here to check the latest price and buy it from Amazon today.

3. Scotts Turf Builder Southern Triple Action

3. Scotts Turf Builder Southern Triple Action

Southern Triple Action by Scotts is an amazing product when you think about weeding and feeding your St. Augustine grass.

One thing you will love about this product is its ability to kill many types of weeds. In addition, it helps in preventing pests like ticks, grasshoppers, fire ants, and fleas from hiding in your lawn. The insect protection lasts for around 6 months.

Southern Triple Action, will fertilize and leave your lawn looking green at all times.

In short, this is a product that would give you 3 performances – kill weeds, pests, and fertilize your St. Augustine grass.

Key Features

  •         Kills pests
  •         Kills many types of weeds
  •         Effective in greening your lawn

The weed and feed product is available on Amazon. Click here to check the latest price and buy it from Amazon today.

4. Spectracide Weed & Feed

4. Spectracide Weed & Feed

If you are looking for a budget-friendly feed, look no further. Spectracide Weed & Feed is affordable and comes with its own sprayer.

You just buy and spray directly to your St. Augustine grass.

With one pack, you can cover a grass of up to 7,500 square feet.

Spectracide Weed & Feed focuses on dealing with broadleaf weeds that are more common in growing together with St. Augustine grass.

Key Features

  •         Affordable
  •         Quickflip sprayer
  •         Covers an area of 7,500 square feet

Spectracide Weed & Feed is available on Amazon. Click here to check the latest price and buy it from Amazon today.

5. Southern Ag Amine 2, 4-D Weed Killer

5. Southern Ag Amine 2, 4-D Weed Killer

If you are looking for a selective weed killer for a large lawn, buy Southern Ag Amine 2, 4-D Weed Killer. It can cover up 20,000 square feet with a  bottle of 32-ounce.

The weed and feed is perfect for dealing with St. Augustine grass weeds – dandelions, poison ivy, creeping Charlie, clover, and chickweed.

It also comes with nutrients needed by St. Augustine grass.

Key Features

  •         Affordable
  •         Perfect for large lawns
  •         Kills many broadleaf weeds

The weed and feed is available on Amazon. Click here to check the latest price and buy it from Amazon today.

Factors To Consider Before Buying Best Weed And Feed For St. Augustine Grass

St. Augustine Grass works is a great choice for your lawn. However, to weed and feed, it can be challenging if you don’t get the best weed and feed.

To get the best weed and feed for your lawn, there are factors you need to think about. These are factors that would ensure you get a product that will be specific for your lawn.

Coverage

Start by first considering the area you would need to spray the weed and feed product. To know this, check it’s concentration.

Some weed and feed products are diluted and won’t cover a wide area. Others are very concentrated and would need you to spray in a large area.

When looking at the coverage, don’t focus on the size of the weed killer’s package. Look at the quantities of chemical concentration.

This will help you choose the right mixing ratio that would help you kill weeds on the size of your lawn.

Selectivity

One thing you need to understand is that you will spray the weed killer on the grass. And if you make a mistake of choosing the wrong weed and feed product, it would kill your grass too together with the weed.

Choose a weed and feed product that will select the weed alone and have no impact on the grass. To do this, you need to get a selective herbicide. They do a great job of choosing the weeds alone.

In this article, we have shared with you the best selective weed and feed products that you need to buy for your lawn.

Residual Effects

Some weed and feed products will affect your soil and its possibility to grow anything else in the future. This is why you need to select eco-friendly weed killers that won’t damage your plants and soil productivity.

Check the chemicals used on the weed killer and ascertain that they don’t have any impact on the soil.

Brand

With weed and feed products, you will find all manner of brands in the market. They promise to give any kind of benefits, but in a real sense, they aren’t anywhere near what they promise.

This is why you need to look for reputable brands. These are brands that have been tried and tested.

All the brands we have recommended in this article will give a fantastic performance for your law.

Parting Shot

With any of the above weed and feed, you will get the best performance from your St. Augustine grass. Consider factors that apply to you and buy the one that most suits your needs.

Relevant Resources:

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  2. Top 5 Best Weed Eater Head Reviews In 2020
  3. Top 7 Best Weed Killer For Bermuda Grass & Reviews In 2020