7 Best Pre Emergents for Bermuda Grass in 2026

September 6, 2026
Written By Thomas James

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The spring morning air feels crisp, but your lawn tells a different story. You catch sight of those tiny, jagged crabgrass sprouts pushing through the soil, ready to take over your yard. Stopping them early is the secret to a thick carpet of green.

Winning the fight requires a strategic strike before the soil temperatures climb. Choosing the Best Pre Emergents for Bermuda Grass prevents these invaders from establishing roots in the first place. Read on to see which options keep your turf thick and healthy.

Key Takeaways

  • Check the active ingredient label to confirm it targets your specific weed varieties before application.
  • Prioritize products labeled specifically for established turf to avoid damaging your existing grass.
  • Calculate the square footage of your yard accurately to ensure you purchase the correct volume of material.
  • Consider granular formulas for easy spreading with a standard broadcast or drop spreader.
  • Plan your application window based on soil temperature rather than just the calendar date for maximum effectiveness.

Our Top Best Pre Emergents For Bermuda Grass Picks

Best Overall Choice Scotts Halts Crabgrass Preventer 10 lbs Scotts Halts Crabgrass Preventer 10 lbs Proven crabgrass prevention Simple application process Trusted brand performance View on Amazon Read Review
Best Large Property Value Scotts Halts Crabgrass Preventer 20 lbs Scotts Halts Crabgrass Preventer 20 lbs Great for large lawns Consistent weed blocking Easy to store View on Amazon Read Review
Reliable Season Starter Scotts WeedEx Prevent with Halts Scotts WeedEx Prevent with Halts Strong preventative action Simple to distribute Trusted weed control View on Amazon Read Review
Best All In One BioAdvanced 5 In 1 Granules BioAdvanced 5 In 1 Granules Feeds and greens grass Handles multiple weed types Broad coverage area View on Amazon Read Review
Best Stock Up Option Scotts Halts Two Pack Bundle Scotts Halts Two Pack Bundle Convenient supply levels Guaranteed brand quality Perfect for two applications View on Amazon Read Review
Best Nutrient Balanced Formula 13-0-10 Pre-Emergent Lawn Fertilizer 13-0-10 Pre-Emergent Lawn Fertilizer Slow release nitrogen Prevents grassy weeds Promotes dark color View on Amazon Read Review
Professional Grade Liquid Liquid Harvest Mesotrione Concentrate Liquid Harvest Mesotrione Concentrate Handles pre and post Professional active ingredient Highly versatile concentrate View on Amazon Read Review

More Details on Our Top Picks

  1. Scotts Halts Crabgrass Preventer 10 lbs

    Scotts Halts Crabgrass Preventer 10 lbs

    Best Overall Choice

    Rating unavailable
    View on Amazon

    This is your go-to option if you want a straightforward solution for crabgrass control. It focuses entirely on stopping weed seeds, making it a reliable pick for homeowners who just want to keep their lawn clear without extra bells and whistles.

    You should apply this early in the season when the soil temperature hits about 55 degrees. It acts as a solid barrier, though keep in mind it does not contain nutrients to help your grass grow faster.

    • Brand:Scotts
    • Product Type:Pre-emergent herbicide
    • Weight:10.06 lbs
    • Formulation:Granular
    • Additional Feature:Stops crabgrass before it sprouts
    • Additional Feature:Easy to spread
    • Additional Feature:Single application works early spring
  2. Scotts Halts Crabgrass Preventer 20 lbs

    Scotts Halts Crabgrass Preventer 20 lbs

    Best Large Property Value

    Rating unavailable
    View on Amazon

    If you have a sprawling yard, this larger bag provides the same dependable chemistry as the smaller versions but with double the quantity. It is the sensible path for those who need to cover more ground without opening multiple packages.

    The active ingredients remain consistent and effective against common grassy weeds. Just be sure to store the excess in a cool, dry place to keep the granules from clumping before your next application.

    • Brand:Scotts
    • Product Type:Pre-emergent herbicide
    • Weight:20.12 lbs
    • Formulation:Granular
    • Additional Feature:Covers larger surface areas
    • Additional Feature:Prevents seasonal weed growth
    • Additional Feature:Reliable professional results
  3. Scotts WeedEx Prevent with Halts

    Scotts WeedEx Prevent with Halts

    Reliable Season Starter

    Rating unavailable
    View on Amazon

    This product combines the power of Halts with the WeedEx formula to provide a comprehensive defense system. It is ideal for people who want to simplify their lawn care routine by tackling multiple issues in one pass.

    While it is excellent at preventing crabgrass, it is strictly a preventative measure. You will still need a separate product if you are dealing with active weed infestations that are already visible in your lawn.

    • Brand:Scotts
    • Product Type:Weed preventer
    • Weight:10.06 lbs
    • Formulation:Granular
    • Additional Feature:Blocks crabgrass seeds
    • Additional Feature:Effective early spring treatment
    • Additional Feature:Consistent granular consistency
  4. BioAdvanced 5 In 1 Granules

    BioAdvanced 5 In 1 Granules

    Best All In One

    Rating unavailable
    View on Amazon

    This formula is like a multivitamin for your lawn. It handles weed prevention while simultaneously feeding the grass to help it green up and thicken, which is perfect if you want to save time.

    Because it handles five different tasks at once, it is a powerful tool for a busy homeowner. Just remember that because it includes fertilizer, you should be careful not to apply it too early if your local climate has not fully warmed up yet.

    • Brand:BioAdvanced
    • Product Type:Weed and feed
    • Weight:24 lbs
    • Coverage Area:10,000 sq ft
    • Formulation:Granular
    • Additional Feature:Strengthens existing grass
    • Additional Feature:Kills common lawn weeds
    • Additional Feature:Simple one-step process
  5. Scotts Halts Two Pack Bundle

    Scotts Halts Two Pack Bundle

    Best Stock Up Option

    Rating unavailable
    View on Amazon

    Buying this two pack makes a lot of sense if you need to perform split applications throughout the growing season. It ensures you have enough product on hand so you do not run out right when you need to be spraying.

    This is essentially the standard Halts formula you know, just packaged for maximum convenience. It works perfectly for those who prefer to keep their garage stocked and ready for the first sign of spring.

    • Brand:Scotts
    • Product Type:Pre-emergent herbicide
    • Weight:10.06 lbs each
    • Formulation:Granular
    • Packaging Size:2 pack
    • Additional Feature:Covers twice the area
    • Additional Feature:Prevents crabgrass germination
    • Additional Feature:Standardized Scotts performance
  6. 13-0-10 Pre-Emergent Lawn Fertilizer

    13-0-10 Pre-Emergent Lawn Fertilizer

    Best Nutrient Balanced Formula

    Rating unavailable
    View on Amazon

    If you want to feed your Bermuda grass while you block weeds, this is a smart hybrid choice. The slow-release nitrogen ensures your lawn gets a steady supply of nutrients rather than one giant, short-lived burst.

    This product is particularly helpful for keeping the lawn a deep, dark green color. It serves as a base layer of health that makes it harder for weeds to find space to grow in the first place.

    • Brand:Generic
    • Product Type:Fertilizer and pre-emergent
    • Weight:18 lbs
    • Formulation:Granular
    • Additional Feature:Balanced nutrient profile
    • Additional Feature:Long lasting greening
    • Additional Feature:Effective crabgrass control
  7. Liquid Harvest Mesotrione Concentrate

    Liquid Harvest Mesotrione Concentrate

    Professional Grade Liquid

    Rating unavailable
    View on Amazon

    This is a liquid concentrate, which gives you surgical precision when applying it to your turf. It is a fantastic choice if you need to address both pre-emergent and post-emergent weeds at the same time.

    Because it is a professional-style chemical, you need to be careful with your mixing ratios. It is a heavy hitter that works well on a wide variety of weeds, making it a very versatile addition to your maintenance kit.

    • Brand:Liquid Harvest
    • Product Type:Liquid herbicide concentrate
    • Packaging Size:8 oz
    • Additional Feature:Highly concentrated formula
    • Additional Feature:Broad spectrum weed killer
    • Additional Feature:Flexible application timing

Factors to Consider When Choosing Best Pre Emergents For Bermuda Grass

Active Ingredient Selection

You should look for pre-emergent herbicides containing prodiamine or dithiopyr. Prodiamine is a long-lasting, cost-effective choice for preventing crabgrass throughout the season. Dithiopyr offers a slight advantage because it provides both pre-emergent control and limited post-emergent activity on very young weeds.

Soil Temperature Timing

Bermuda grass dormancy ends when soil temperatures consistently reach 55 degrees Fahrenheit. You need to apply your herbicide before these weeds start to germinate. If you wait until the soil warms up too much, the product will be as useless as a screen door on a submarine.

Granular Versus Liquid

Granular products are easier to apply with a standard broadcast spreader, which helps ensure uniform coverage. Liquid formulations require a backpack sprayer and careful mixing, but they often provide a more even distribution across thick turf. Choose the delivery method that matches your existing equipment and your comfort level with calibration.

Application Rates

Always check the label for the specific square footage coverage allowed per year. Applying too much product can stunt your Bermuda grass roots, while too little will leave gaps for weed breakthrough. Most bags are designed for 5,000 to 15,000 square feet, so measure your lawn accurately before you buy.

Safety And Pets

Most pre-emergents are safe for pets and children once the product has been watered into the soil and the grass has dried completely. You should keep everyone off the lawn during the actual application process. Check the product label for specific waiting periods if you have concerns about household safety.

Frequently Asked Questions

How long after applying a pre-emergent do I need to water it in?

You generally need to apply 0.25 to 0.5 inches of water within a few days of application. This process, known as activation, moves the chemical barrier into the top layer of the soil where weed seeds reside. Without this irrigation or a timely rainfall, the product remains sitting on the surface and will not work.

Can I apply pre-emergent and fertilizer at the same time?

Yes, many products come as a weed and feed combination that handles both tasks in one pass. If you use separate products, you can apply them on the same day without any issues. Just ensure your spreader is calibrated correctly for the heavier application rate of a combined product.

Will pre-emergent stop my Bermuda grass from spreading?

It will not stop the grass from spreading, but it can slow down the growth of new stolons if you apply it too heavily. Bermuda grass is aggressive enough to recover, so this is rarely a long-term problem. Just avoid applying the herbicide during the peak of the growing season when the grass is trying to thicken up.

Can I overseed my lawn after using a pre-emergent?

You should avoid overseeding for at least three to four months after applying most pre-emergents. These chemicals are designed to stop any seed from germinating, which includes your expensive grass seed. If you plan to plant new grass, you must skip the pre-emergent in those specific areas until the new turf is fully established.

How many times a year should I apply this to my Bermuda grass?

Two applications are usually sufficient for year-round protection. The first goes down in early spring before crabgrass germinates, and the second occurs in late summer or early fall to prevent winter weeds. Follow this split-application schedule to maintain a consistent chemical barrier in your soil.

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