Does your beautiful Southern lawn secretly host an army of stubborn weeds? It’s a familiar fight for homeowners in the South. Our warm, humid climate loves to grow grass, but it also gives unwelcome invaders like crabgrass and clover the perfect chance to take over. Choosing the right “Weed & Feed” product feels like guesswork. You worry about burning your St. Augustine grass or applying something that won’t even touch the dandelions popping up everywhere.
The wrong product can waste your money and leave your lawn looking patchy. We know you want that deep green carpet look without the hassle. This guide cuts through the confusing labels and confusing instructions. We will show you exactly what ingredients matter most for your specific Southern grass type.
Keep reading to discover the top-rated Weed & Feed solutions that actually work in the intense Southern heat. We break down the best times to apply and how to get a lush, weed-free yard this season.
Top Weed & Feed For Southern Lawns Recommendations
- FOR SOUTHERN LAWNS: 3-In-1 Weed and Feed is specially formulated to target types of weeds found in Southern lawns, like Bermudagrass, St. Augustinegrass and more
- PREVENTS NEW WEEDS UP TO 6 MONTHS: One application prevents listed weeds for up to 6 months; Apply when temperatures are between 50 and 90 degrees and weeds are actively growing
- KILLS SOUTHERN WEEDS: Kills Dandelion, Dollarweed, Clover, and other listed broadleaf weeds
- FEEDS & GREENS: Fertilizer feeds and greens your lawn for up to 3 months to promote thicker, healthier turf; Apply granules with a broadcast or drop spreader for smooth, even coverage across established lawns
- GET MORE FROM THE BLUE BOTTLE: From simple spot treatments to season-long protection, BioAdvanced science-based solutions make it simple to control unsightly weeds, feed your lawn, and protect against damaging diseases without harming the lawn, when used as directed
- FOR SOUTHERN LAWNS: 3-In-1 Weed and Feed is specially formulated for use on Southern lawns, including Bermudagrass (except Ormond variety) and St. Augustinegrass, to control listed weeds; Refer to the label for a complete list of weeds and turf types
- PREVENTS NEW WEEDS UP TO 6 MONTHS: One application prevents listed weeds for up to 6 months; Apply when temperatures are between 50 and 90 degrees and weeds are small and actively growing
- KILLS SOUTHERN WEEDS: Kills Dandelion, Dollarweed, Clover, and other listed broadleaf weeds
- FEEDS & GREENS: Fertilizer feeds and greens your lawn to promote thicker, healthier turf; Apply granules with a broadcast or drop spreader for smooth, even coverage across established lawns
- GET MORE FROM THE BLUE BOTTLE: From simple spot treatments to season-long protection, BioAdvanced science-based solutions make it simple to control unsightly weeds, feed your lawn, and protect against damaging diseases without harming the lawn, when used as directed
- SOUTHERN LAWNS: Formulated to work on major southern lawn types – Bermudagrass, St Augustinegrass (including Floratam), Centipedegrass and Zoysiagrass
- 6-MONTH PROTECTION: Prevents broadleaf, grassy weeds, and crabgrass for up to 6 months
- WEED KILLER: Kills weeds including Dandelion, Dollarweed, and Clover
- LAWN FERTILIZER: Feeds, greens, and strengthens your lawn
- INSECT KILLER: Kills Fire Ants*, Armyworms, Cutworms, Mole Crickets, Chinch Bugs and more *Kills fire ants upon initial application only
- KILLS LISTED BROADLEAF WEEDS: Season Long Lawn Weed Killer + Preventer for Southern Lawns kills listed broadleaf weeds, including Dandelion, Clover, Chickweed, Dollarweed, and Henbit for up to 6 months
- PREVENTS WEEDS & CRABGRASS UP TO 6 MONTHS: Prevents listed grassy and broadleaf weeds, including Crabgrass, Annual Bluegrass, Common Dandelion, Goosegrass, and Spurge, for up to 6 months
- FOR SOUTHERN LAWNS: Treats up to 4,000 sq. ft. of southern turf, including all varieties of St. Augustinegrass, including Floratam; Also use on Bermudagrass, Centipedegrass, Zoysia, and more, as listed on the label
- SEASON-LONG WEED CONTROL: One application provides season-long control of over 50 listed lawn weeds; Apply these weed killer granules with a rotary or drop spreader and water lightly 24 hours after applying
- GET MORE FROM THE BLUE BOTTLE: From simple spot treatments to season-long protection, BioAdvanced science-based solutions make it simple to control unsightly weeds and protect against damaging diseases without harming the lawn, when used as directed
- 3-IN-1 FORMULA: Scotts Turf Builder Triple Action1 is a three-in-one lawn fertilizer and weed control formula that kills listed lawn weeds, prevents crabgrass, and feeds grass to build thick, green lawns
- WHERE TO USE: This grass fertilizer, crabgrass preventer, and clover and dandelion killer for lawns is for use on Bahiagrass, Centipedegrass, Kentucky Bluegrass, Perennial Ryegrass, Bermudagrass, Tall Fescue, Fine Fescue, and Zoysiagrass
- LAWN WEED CONTROL: This lawn care product is a weed killer for lawns that controls dandelion, clover, dollarweed, ground ivy, chickweed, plantain, henbit, English daisy, and other listed lawn weeds
- CRABGRASS PREVENTER: This pre-emergent weed killer also prevents crabgrass for 4 months (will not kill existing crabgrass); stops other listed grassy weeds from invading your lawn
- HOW TO USE: Apply to a wet lawn with a Scotts spreader, then water in after 24 hours; apply in early spring when dandelions are actively growing
- TAILORED FOR SOUTHERN LAWNS - Specially formulated for Southern climates and soil conditions. Safe for use on warm-season grasses including St. Augustine, Bermudagrass, Zoysiagrass, and Centipede lawns when used as directed for a lush, green yard.
- CONTROLS OVER 40 BROADLEAF WEEDS - Powerful post-emergent formula controls tough weeds like dollarweed, dandelion, white clover, spotted spurge, and henbit. It targets actively growing weeds in the spring or fall to clear the way for healthy turf.
- 30-0-3 FORMULA - Feeds your lawn a balanced 30-0-3 fertilizer blend that promotes rapid greening and dense growth. This professional-grade nutrition strengthens grass roots, helping your turf naturally crowd out future weed growth.
- DURABLE & RESILIENT TURF - Improve your lawn's health and heat resistance throughout the growing season. Whether you have an established lawn or new sod (4 weeks old), this dual-action formula provides the nutrients needed for a resilient landscape.
- MAXIMUM COVERAGE & EASY USE - One bag covers up to 5,000 sq. ft. of lawn. The granular formula is designed for even, easy application. For best results, apply in the morning when dew is present to help the granules stick to weed leaves effectively.
- Scotts EZ Feed Plus Weed Control fertilizes lawns and kills broadleaf weeds all in one easy step
- Weeds begin to curl up within a few days of an application (some hard-to-control weeds may require a repeat application in 3-to-4 weeks)
- Controls carpetweed, clover, dandelion, goldenrod, ground ivy, poison ivy, ragweed, virginia creeper, wild onion, and other broadleaf weeds
- Use on bahia, common bermuda, centipede, zoysia, bluegrass, fescue and ryegrass lawns
- Easily apply by attaching the Scotts EZ Feed Plus Weed Control container to a garden hose and spray evenly across the lawn; provides coverage of 6,000 sq. ft. across warm season lawns and 4,000 sq. ft. across cool season lawns
- One quart treats 3,720 sq ft
- Controls Weeds in St. Augustine and Centipede Grasses
- Package Weight: 1.021 kilograms
- Package Dimensions: 5.842 L x 19.177 H x 12.954 W (centimeters)
Your Guide to Choosing the Best Weed & Feed for Southern Lawns
Southern lawns face unique challenges. Hot summers, heavy rain, and specific weeds demand the right care. A good weed and feed product offers both nutrition for your grass and powerful weed control. This guide helps you pick the perfect bag for a lush, green yard.
Key Features to Look For
When you shop, keep these important features in mind:
- Targeted Weed Control: Does the label list the weeds common in your area? Look for control over broadleaf weeds (like dollarweed or clover) and grassy weeds (like crabgrass).
- Fertilizer Analysis (NPK Ratio): This three-number code (Nitrogen-Phosphorus-Potassium) tells you what the food offers. Southern lawns often need higher Nitrogen for fast greening. Look for ratios suited for spring or summer application.
- Slow-Release Nitrogen: This feature feeds your lawn slowly over many weeks. It prevents sudden growth spurts and “burning” the grass during hot weather.
- Pre-Emergent or Post-Emergent: Pre-emergents stop seeds from sprouting (great for crabgrass in early spring). Post-emergents kill weeds already growing. Many top products offer both.
Important Materials Inside
The ingredients make the difference between a healthy lawn and a struggling one.
Fertilizer Components: Most products use urea or sulfur-coated urea for nitrogen. Potassium helps the grass handle stress, like drought. Phosphorus helps young grass grow roots, though many established southern lawns need less of this.
Active Weed Killers: Read the active ingredients list. Common herbicides include 2,4-D, Dicamba, or MCPP for broadleaf weeds. For grassy weeds, look for products containing Pendimethalin (a pre-emergent).
Factors That Improve or Reduce Quality
The quality of a weed and feed product depends on how well it matches your lawn’s needs and the weather.
Factors That Improve Quality:
- Using the product right before the expected weed germination time (for pre-emergents).
- Applying when temperatures are in the correct range (usually 50°F to 85°F, depending on the formula).
- Ensuring good soil moisture before and after application helps the fertilizer dissolve and the herbicide activate.
Factors That Reduce Quality:
- Applying when heavy rain is expected soon. The product might wash away before it works.
- Using it during extreme heat (above 90°F). This greatly increases the risk of burning your St. Augustine or Bermuda grass, even with slow-release formulas.
- Applying over wet grass when the product is designed for dry application, or vice versa. Always read the directions carefully.
User Experience and Use Cases
Good user experience means simple application and clear results.
Ease of Use: Look for granular products that spread easily with a standard lawn spreader. If the granules are too dusty or clump easily, spreading becomes frustrating.
Speed of Results: If you use a post-emergent weed killer, you should see weeds start to wilt within a week. The grass should start showing greening within two weeks if the nitrogen level is sufficient.
Best Use Cases:
- Early Spring (The Crabgrass Guard): Use a product heavy on pre-emergent herbicides when soil temperatures consistently hit 55°F.
- Late Spring/Early Summer (The Growth Boost): Use a balanced formula to feed the grass while controlling summer-starting broadleaf weeds.
10 Frequently Asked Questions (FAQs) About Southern Weed & Feed
Q: When is the best time of year to apply weed and feed in the South?
A: The best time usually starts in early spring (March/April) to stop crabgrass, and then again in late spring or early summer before the intense heat sets in.
Q: Can I use this if I have St. Augustine grass?
A: You must check the label! Some chemicals harm sensitive grasses like St. Augustine. Always confirm the product is labeled safe for your specific Southern turf type (Bermuda, Zoysia, or St. Augustine).
Q: How soon after applying can my dog go on the lawn?
A: Wait until the granules have dissolved or the lawn is completely dry. This usually takes several hours, but check the specific product instructions for the safest waiting period.
Q: What if I miss applying the pre-emergent on time?
A: If you see crabgrass already growing, switch to a post-emergent weed killer instead. Pre-emergents stop seeds; they don’t kill established plants.
Q: Why is my lawn turning yellow after application?
A: This often means the product was applied too heavily, or the weather was too hot. This is called fertilizer burn. Water the lawn deeply to try and wash some fertilizer into the soil.
Q: Do I need to water the lawn after spreading?
A: Yes, usually. A light watering is often needed to activate the fertilizer and the herbicide. However, do not water if the label specifically says to apply to dry soil and wait for rain.
Q: Does “Weed & Feed” work on all types of weeds?
A: No. Most products target common broadleaf weeds. They often struggle with tough, established perennial weeds or grassy weeds unless specifically formulated for them.
Q: Can I apply this product if it is currently raining?
A: Never apply when it is actively raining. The rain will wash the product away before it has time to stick to the weeds or soil.
Q: How often should I use a weed and feed product?
A: For most Southern lawns, applying 2 to 4 times per year, timed with the growing seasons, provides the best results.
Q: Are there organic weed and feed options available?
A: Yes. Some brands use natural weed suppressants and organic fertilizers, though they often require more frequent application than synthetic chemical products.