Top 5 Ranked Products
We analyzed millions of Amazon products to handpick the top recommendations just for you.

#1 Ranked
Ortho WeedClear Weed Killer for Lawns Ready-To-Spray: Treats up to 16,000 sq. ft., Won't Harm Grass (When Used as Directed), Kills Dandelion & Clover, 32 oz.
Price: $16.99
Rating: ★★★★★
ASIN: B072BXKFZK
Score: 94%
Overview:
Ortho WeedClear Weed Killer for Lawns Ready-To-Spray is a powerful solution designed to eliminate a wide variety of common lawn weeds while safeguarding the health of your grass. This ready-to-use formula treats up to 16,000 square feet, making it suitable for large lawns. It features a straightforward application process that connects directly to a garden hose, allowing for easy and efficient coverage. The product boasts quick action, with visible results typically seen within hours of application, and it is rainproof within one hour of drying, ensuring durability against weather conditions.
The formula contains three active ingredients specifically formulated to target over 250 types of weeds, including dandelions, clover, and poison ivy. When used as directed, Ortho WeedClear is designed to be lawn-friendly, ensuring that grass remains unharmed. This product is also convenient for households with pets and children, as it allows them to re-enter treated areas shortly after the spray has dried.
Pros:
- Effective Weed Control: Kills over 250 common weeds down to the root, ensuring thorough elimination.
- Lawn Friendly: Specifically designed to not harm grass when used as directed, preserving lawn health.
- Quick Results: Visible results within hours, allowing for prompt assessment of effectiveness.
Cons:
- Limited to Weeds: Primarily targets weeds and may not address other lawn issues like pests or diseases.
- Application Limitations: Requires a garden hose for application, which may not be convenient for all users.
- Weather Dependency: While rainproof after drying, effectiveness may be compromised if applied before rain.

#2 Ranked
Scotts WeedEx Prevent with Halts, Crabgrass Preventer, Pre-Emergent Grassy Weed Killer, 5,000 sq. ft., 10.06 lbs.
Price: $24.98
Rating: ★★★★☆
ASIN: B07KXLD8VL
Score: 92%
Overview:
Scotts WeedEx Prevent with Halts is a specialized pre-emergent grassy weed killer designed to control crabgrass and other common weeds in lawns. This product is formulated to be applied in early spring for season-long prevention of crabgrass, ensuring that it stops weeds before they germinate. Additionally, it can also be used in the fall to prevent winter weeds such as Poa annua, henbit, and chickweed, making it versatile for different seasons. The 10.06 lb. bag is capable of covering an area of up to 5,000 square feet, providing ample coverage for medium to large lawns.
The application of Scotts WeedEx Prevent with Halts is straightforward, but it is important to note that it should not be applied to certain grass types such as Dichondra and Bentgrass. This specificity in application ensures that the product is effective while also protecting desirable grass types. Overall, this product is an effective solution for homeowners looking to maintain a healthy lawn by preventing unwanted grassy weeds.
Pros:
- Season-Long Prevention: Stops crabgrass before it starts, ensuring a weed-free lawn throughout the growing season.
- Versatile Application: Can be applied in both spring and fall to target different types of weeds.
- Ample Coverage: One bag covers up to 5,000 sq. ft., making it suitable for larger lawns.
Cons:
- Limited Grass Type Compatibility: Not suitable for use on Dichondra and Bentgrass, which may limit its application for some homeowners.
- Timing Sensitivity: Requires timely application in early spring or fall for maximum effectiveness, which may be inconvenient for some users.
- Pre-Emergent Only: Does not address existing weeds, requiring separate treatments for those issues.

#3 Ranked
Southern Ag 006130 Atrazine St. Augustine Weed Killer 32oz Specialty Herbicide, Light Tan
Price: $17.76
Rating: ★★★★☆
ASIN: B0052MZBYQ
Score: 85%
Overview:
The Southern Ag 006130 Atrazine St. Augustine Weed Killer is a specialized herbicide designed to effectively control weeds in St. Augustine and Centipede grasses. This product is formulated to cover a substantial area of up to 3,720 square feet with a single quart, making it a cost-effective solution for maintaining healthy lawns. The herbicide is packaged in a lightweight container, which enhances ease of handling and application.
The product boasts a specific formulation that targets common weeds without harming the grass types it is intended for. Its dimensions and weight make it easy to store and transport, ensuring that homeowners can conveniently apply it when needed. However, potential users should be aware of the specific application requirements and safety precautions associated with herbicides.
Pros:
- Coverage Area: One quart treats an extensive area of 3,720 sq ft, providing excellent value.
- Targeted Control: Effectively controls weeds specifically in St. Augustine and Centipede grasses.
- Lightweight Packaging: Weighs only 1.021 kilograms, making it easy to handle and store.
Cons:
- Limited Grass Types: Only suitable for St. Augustine and Centipede grasses, restricting its use.
- Chemical Composition: As a herbicide, it may pose risks to non-target plants and the environment if misapplied.
- Application Precautions: Requires careful application and adherence to safety guidelines, which may be cumbersome for some users.

#4 Ranked
Ortho WeedClear Lawn Weed Killer Ready to Spray3 - Dandelion & Clover Killer, Also Kills Chickweed, Dollarweed & More, Weed Control for Lawns, Use on Southern Grasses, Kills to the Root, 32 oz.
Price: $12.99
Rating: ★★★★☆
ASIN: B07YM6XT6R
Score: 83%
Overview:
Ortho WeedClear Lawn Weed Killer Ready to Spray3 is a potent herbicide designed to eliminate a wide range of broadleaf weeds, including dandelions, clover, and chickweed, while remaining safe for various southern grass types when applied correctly. This 32 oz. product is engineered for convenience, featuring a ready-to-spray design that connects directly to a garden hose, allowing for easy application across large areas, treating up to 5,000 square feet. The formula acts quickly, providing visible results within hours and is rainproof after just one hour, making it a reliable choice for homeowners looking to maintain a healthy lawn.
The product is specifically formulated to target over 250 types of weeds, ensuring comprehensive coverage and effectiveness. Its compatibility with multiple grass varieties, such as Kentucky bluegrass and St. Augustinegrass, further enhances its appeal. However, users should be aware that it may not be available in all states, which could limit accessibility for some consumers.
Pros:
- Fast Acting: Delivers visible results within hours of application.
- Wide Coverage: Treats up to 5,000 square feet, making it suitable for large lawns.
- Safe for Lawns: Designed to kill weeds without harming the grass when used as directed.
Cons:
- Limited Availability: May not be accessible in all states, restricting potential users.
- Specific Application: Requires careful application to avoid harming desirable plants.
- Single Use: The 32 oz. size may be insufficient for very large properties needing multiple treatments.

#5 Ranked
Scotts Turf Builder Bonus S Southern Weed & FeedF2, Weed Killer and Lawn Fertilizer, 5,000 sq. ft., 17.24 lbs.
Price: $30.99
Rating: ★★★★☆
ASIN: B07YM5X6VL
Score: 85%
Overview:
Scotts Turf Builder Bonus S Southern Weed & FeedF2 is a specialized lawn care product designed specifically for southern lawns, particularly in Florida. This dual-action formula functions as both a weed killer and fertilizer, targeting common weeds while promoting thicker grass growth. It effectively controls a variety of weeds, including dollarweed, clover, and dandelion, while also enhancing the overall health of the lawn by crowding out future weed growth. The product is specifically formulated for use on certain grass types, ensuring optimal results when applied correctly.
The application process requires immediate watering after distribution to activate its features, making timing crucial for effectiveness. With a coverage area of 5,000 square feet per 17.24 lb. bag, it provides a substantial solution for medium-sized lawns. However, its exclusivity to Florida limits its availability to a specific market, which may not cater to users outside this region. Overall, this product is tailored to meet the needs of southern lawn care enthusiasts looking for a reliable weed and feed solution.
Pros:
- Weed Control: Effectively targets a wide range of common lawn weeds.
- Grass Thickeners: Promotes thicker grass growth to prevent future weed problems.
- Targeted Formula: Specifically designed for southern grass types, ensuring compatibility.
Cons:
- Limited Availability: Only sold in Florida, restricting its market reach.
- Application Timing: Requires immediate watering after application, which may be inconvenient.
- Specific Grass Types: Not suitable for all grass types, limiting its use for diverse lawns.
Product Information & Tips
Overview
The query "best weed control for southern lawns" indicates a need for effective solutions tailored specifically for the unique climate and soil conditions found in the southern United States. Southern lawns often face challenges from a variety of weeds due to the warm, humid environment, which can lead to the proliferation of both grassy and broadleaf weeds. Understanding the best control methods is essential for maintaining healthy, vibrant lawns.
In this analysis, we will explore the key criteria that should guide the selection of weed control products, as well as address common questions homeowners may have. The right weed control strategy not only enhances the aesthetic appeal of lawns but also contributes to the overall health of the grass and surrounding ecosystem.
Key Criteria
1. Effectiveness Against Common Weeds:
- It's crucial to choose products that specifically target the prevalent weed species in southern lawns, such as crabgrass, dandelions, and clover. This ensures that the control method will yield visible results.
2. Safety for Grass Types:
- Southern lawns often consist of warm-season grasses like Bermuda and Zoysia. The selected weed control must be safe for these grass types to prevent damage while eliminating weeds.
3. Application Method:
- The ease of application—whether granular, liquid, or pre-emergent—affects user experience and effectiveness. Understanding the best method for your lawn size and layout is vital for optimal results.
4. Environmental Impact:
- Consideration of the ecological effects of weed control products is essential. Opting for environmentally friendly options can minimize harm to beneficial insects and surrounding plants.
5. Cost and Availability:
- Budget constraints and product accessibility are practical factors that influence decision-making. Evaluating the cost-effectiveness of various products will help ensure that homeowners can maintain their lawns without overspending.
Frequently Asked Questions
Q1: What types of weeds are most common in southern lawns?
A1: Common weeds in southern lawns include crabgrass, dandelions, clover, and various broadleaf weeds, which thrive in the warm, humid climate.
Q2: When is the best time to apply weed control in southern regions?
A2: The best time to apply weed control is typically in early spring for pre-emergent treatments and late spring to early summer for post-emergent treatments, depending on the specific weed life cycles.
Q3: Are there organic options for weed control?
A3: Yes, there are several organic weed control options available, including vinegar-based solutions, corn gluten meal, and mulch, which can effectively manage weeds without synthetic chemicals.
Q4: How can I prevent weeds from returning?
A4: Preventing weeds involves maintaining healthy grass through proper mowing, watering, and fertilization, as well as using mulch and overseeding techniques to reduce bare spots.
Q5: Can I use weed control products on new lawns?
A5: It is generally advisable to wait until new lawns are established (usually after the first mowing) before applying weed control products to avoid harming young grass.
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