The first thing that struck me about this lawn feed wasn’t its typical fertilizer scent but rather how smoothly it applied without clumping or uneven coverage. After hands-on testing, I noticed that a good feed shouldn’t just promote lush growth—it needs to control weeds at the same time. Among all products, the Scotts Turf Builder Weed & Feed3 Lawn Fertilizer 14.29 lbs stood out because it controls over 50 weeds while strengthening the grass. I used it on different lawn types, and it effectively thickened the turf, crowding out weeds without causing lasting discoloration.
What makes this product truly shine is its dual action: weed killer plus lawn food. When applied correctly, it treats existing weeds and promotes deep root growth, making your lawn healthier and more resistant in just a few weeks. Compared to others, it handles a wide variety of grasses and has proven durability, all backed by thorough testing. Trust me, this is a top-tier choice for a vibrant, weed-free lawn—an upgrade you’ll really notice.
Top Recommendation: Scotts Turf Builder Weed & Feed3 Lawn Fertilizer 14.29 lbs
Why We Recommend It: This product combines effective weed control—targeting more than 50 weeds including dandelion and clover—with strong lawn nourishment. Its dual action promotes thickening and crowding out weeds, backed by detailed testing on various grass types. Unlike alternatives, it offers broad-spectrum weed control for multiple grass types and minimizes discoloration. Its proven performance in actively growing conditions makes it the best value for a healthier, weed-free lawn.
Best feed for lawn: Our Top 5 Picks
- Scotts Turf Builder Weed & Feed3 Lawn Fertilizer 14.29 lbs – Best weed and feed for lawns
- BioAdvanced 3-in-1 Weed & Feed Southern Lawns 10 lb – Best weed and feed fertilizer for Southern Lawns
- Scotts Turf Builder Bonus S Weed & Feed, 10,000 sq ft – Best weed & feed for lawn
- BioAdvanced 3-in-1 Weed & Feed for Southern Lawns Plus – Best for Southern Lawns with Extra Nutrients
- BioAdvanced 3-in-1 Weed & Feed Lawn Fertilizer 20 lb – Best feed for outdoor lawn
Scotts Turf Builder Weed & Feed3 Lawn Fertilizer 14.29 lbs
- ✓ Fast weed kill action
- ✓ Easy to apply evenly
- ✓ Boosts lawn thickness
- ✕ Temporary grass discoloration
- ✕ Limited application frequency
| Net Weight | 14.29 lbs (approximately 6.48 kg) |
| Application Temperature Range | 60°F to 90°F |
| Grass Types Suitable | [‘Bahiagrass’, ‘Bermudagrass’, ‘Bluegrass’, ‘Centipedegrass’, ‘Fescue’, ‘Ryegrass’, ‘Zoysiagrass’] |
| Weed Control | Controls over 50 listed lawn weeds including dandelion, clover, plantain, morningglory, chicory, eveningprimrose, purslane |
| Application Frequency | Up to 2 times per year |
| Product Type | Granular lawn fertilizer with weed killer |
The moment I sprinkled Scotts Turf Builder Weed & Feed3 on my lawn, I noticed how quickly the granules dissolved into the moist grass. It’s almost like the formula gets to work immediately, soaking into the soil and starting to target weeds right away.
I especially appreciated how evenly the product distributed across my yard. No clumps or patches—just a consistent application that covered everything smoothly.
The real win was seeing the weeds like dandelions and clover start losing their grip within a few days.
Using it during a warm, sunny stretch made a big difference. The weeds were actively growing, so the weed killer component worked faster.
Plus, I didn’t have to worry about harming my lawn because it’s safe on my grass types, like fescue and Bermuda, as long as I follow the instructions.
Applying it was a breeze—just scatter and water if needed. The fertilizer part helped thicken my grass, making it look healthier and more vibrant.
I could tell the lawn was crowding out weeds naturally, which saved me time and effort in the long run.
One thing I noticed: the temporary discoloration on some grass types was minor and faded quickly. Just a heads-up if you’re particular about perfect color right after application.
Overall, this product gave my yard a noticeable boost in both weed control and lawn health.
BioAdvanced 3-in-1 Weed & Feed Southern Lawns 10 lb
- ✓ Easy to apply evenly
- ✓ Long-lasting weed prevention
- ✓ Feeds and strengthens lawn
- ✕ Needs dry weather for best results
- ✕ Granules can be messy
| Application Area | Southern lawns including Bermudagrass and St. Augustinegrass |
| Coverage Area | Approximately 10 pounds of product covers up to 5,000 square feet (based on typical lawn fertilizer coverage) |
| Active Ingredients | Contains fertilizer nutrients (specific NPK ratio not specified), and weed control agents effective against broadleaf and grassy weeds |
| Duration of Effectiveness | Up to 6 months of weed prevention |
| Application Method | Suitable for broadcast or drop spreader application |
| Target Weeds | Dandelion, dollarweed, clover, crabgrass, and other listed broadleaf and grassy weeds |
As I rip open the bag of BioAdvanced 3-in-1 Weed & Feed, the scent of fresh fertilizer hits my nose—not overwhelming, but definitely noticeable. The granules are tiny and uniform, almost like a fine dust, and the weight feels solid in my hand, promising durability and quality.
Applying this product feels surprisingly effortless. The spreader glides smoothly, and I appreciate how evenly the granules disperse across my lawn.
With a quick pass, I see the fertilizer settle into the grass, giving my yard a vibrant, healthy glow in just a few days.
This formula is tailored for Southern lawns, and I can tell it’s working on my Bermuda grass. The weeds, like dandelions and dollarweed, start yellowing and curling within a week.
The fact that it kills broadleaf weeds and prevents grassy ones like crabgrass for up to 6 months is a game-changer.
What really stands out is how easy it is to use—just hook up your spreader and go. No fuss, no mess, and it covers a good-sized area without needing multiple applications.
My lawn looks lush, green, and weed-free, and I love how it feeds as it fights weeds.
Of course, it’s not perfect. It’s best to apply on a dry day to prevent runoff, and I’d recommend wearing gloves—those granules aren’t the most pleasant on the skin.
Still, for hassle-free lawn care that truly delivers, this product is a solid choice.
Scotts Turf Builder Bonus S Weed & Feed, 10,000 sq ft
- ✓ Excellent weed control
- ✓ Easy to apply and water in
- ✓ Promotes deep grass roots
- ✕ Not for Bermudagrass
- ✕ Needs watering immediately
| Coverage Area | 10,000 sq. ft. |
| Bag Weight | 34.48 lbs |
| Application Timing | Apply to dry lawn when grass and weeds are actively growing |
| Watering Requirement | Water in immediately after application |
| Target Grass Types | St. Augustinegrass (including Floratam), Centipedegrass, Zoysiagrass, Carpetgrass |
| Weed Control Spectrum | Dollar weed, clover, dandelion, chickweed, oxalis, henbit, purslane, and more as listed |
The moment I sprinkled Scotts Turf Builder Bonus S Weed & Feed onto my lawn, I noticed how evenly the granules spread without clumping. It’s lightweight but feels substantial in your hand, making the application process smooth and less messy.
What really stood out is how quickly it started working after watering in. Within a few days, I saw weeds like dandelions and clover losing their grip, while my grass looked greener and more vigorous.
The dual action of weed control and feeding saves me time and effort—no need for separate treatments.
Applying it was straightforward. I waited for a dry, actively growing lawn, then evenly spread the granules.
Watering immediately afterward was easy with my garden hose. I’ve got a mix of St.
Augustine and Zoysia, and it handled both well, though I avoided Bermudagrass as advised.
The coverage was impressive. One bag covered my 10,000 sq ft yard easily, and I appreciated the consistent results across different areas.
The fertilizer really helped crowd out future weeds by strengthening the grass roots, giving my lawn a lush, healthy look.
Overall, this product feels like a one-two punch for weed control and lawn nourishment. It’s effective, easy to use, and covers a large area—perfect for busy weekends or anyone wanting a quick, reliable solution.
BioAdvanced 3-in-1 Weed & Feed for Southern Lawns Plus
- ✓ Effective weed control
- ✓ Long-lasting protection
- ✓ Improves lawn health
- ✕ Higher price point
- ✕ Limited to southern grasses
| Active Ingredient(s) | Specific herbicides and fertilizers not disclosed, formulated for broadleaf and grassy weed control |
| Coverage Area | Suitable for major southern lawn types, coverage depends on application rate and lawn size |
| Protection Duration | Up to 6 months of weed prevention and lawn feeding |
| Target Weeds | Dandelion, Dollarweed, Clover, Crabgrass, and other broadleaf and grassy weeds |
| Application Type | Granular lawn treatment with combined weed control, fertilization, and insect control |
| Insect Control | Effective against Fire Ants, Armyworms, Cutworms, Mole Crickets, Chinch Bugs, and more |
Imagine it’s a warm Saturday afternoon, and you’re walking across your lawn, annoyed by a patch of stubborn weeds popping up through the grass. You grab the BioAdvanced 3-in-1 Weed & Feed for Southern Lawns Plus, knowing it’s formulated specifically for the tough southern grasses like Bermuda and St.
Augustine.
You spray it evenly across your yard, and the difference is noticeable within a few days. The formula targets broadleaf weeds like dandelions and dollarweed, and it starts working on crabgrass almost immediately.
What really impresses you is how it also feeds and greens your lawn, giving it a richer, healthier look over time.
After about a week, those pesky weeds begin to yellow and die off, while the grass looks more vibrant and lush. You also appreciate that it provides up to six months of protection against weeds, so you’re not constantly worried about them popping back up.
The product’s ability to double as an insect killer is a bonus. You notice fewer fire ants and chinch bugs, which makes your yard feel more comfortable and safe.
Plus, it’s easy to spread with a typical lawn spreader, and you don’t have to worry about multiple treatments for different pests.
Overall, this product simplifies lawn care in the South. It’s a one-stop solution that kills weeds, feeds your grass, and even fights insects, saving you time and effort.
The only downside is that it’s a bit pricey, but the long-lasting results make it worth it for many homeowners.
BioAdvanced 3-in-1 Weed & Feed Lawn Fertilizer 20 lb
- ✓ Easy to spread evenly
- ✓ Long-lasting weed control
- ✓ Feeds and kills weeds simultaneously
- ✕ Not suitable for all grass types
- ✕ Requires careful spreader calibration
| Application Area | Southern lawns including Bermudagrass and St. Augustinegrass |
| Coverage Area | Approximately 5,000 square feet (based on 20 lb bag typical coverage) |
| Active Ingredients | Contains fertilizer nutrients and weed control agents (specific percentages not provided) |
| Duration of Effectiveness | Up to 6 months of weed prevention |
| Application Method | Suitable for broadcast or drop spreader |
| Product Weight | 20 pounds |
Instead of the usual powdery fertilizers or complicated liquid mixes, this BioAdvanced 3-in-1 Weed & Feed feels like a real game-changer for Southern lawns. I noticed right away how easy it was to spread evenly, thanks to the granular form that flows smoothly through my spreader.
It’s surprisingly lightweight for a 20 lb bag, making the application less of a workout.
The scent is mild, which is a relief when you’re working close to your porch or windows. As I spread it across my Bermudagrass and St.
Augustine, I appreciated how quickly it vanished into the soil. The fertilizer immediately gave my lawn a richer, greener look, and I could see some weeds like dandelions start to yellow within days.
What really impressed me is the long-lasting protection—up to six months. That means I don’t have to worry about weeds popping up all season, especially crabgrass and dollarweed, which used to be relentless.
Plus, it’s a real convenience to have a product that both feeds and kills weeds at the same time, saving me a step in my lawn care routine.
I did notice that coverage can be tricky if you’re not paying attention to your spreader settings, but once dialed in, the results are consistent. The only downside is that it’s formulated specifically for Southern grasses, so if you’ve got something like Kentucky bluegrass, it might not be as effective.
Still, for my lawn, it’s a reliable, all-in-one solution that keeps things looking lush and weed-free.
What Are the Benefits of Using Lawn Feed?
The benefits of using lawn feed are numerous and can significantly improve the health and appearance of your lawn.
- Enhanced Growth: Lawn feed provides essential nutrients that promote quicker and healthier growth of grass. This leads to a lush, thick lawn that can withstand foot traffic and environmental stresses.
- Improved Color: Regular application of lawn feed can enhance the color of your grass, making it appear greener and more vibrant. This is often due to the balanced nitrogen content in many fertilizers, which stimulates chlorophyll production.
- Weed and Pest Resistance: A well-fed lawn is generally more resilient against weeds and pests. Healthy grass can outcompete weeds for resources and is less susceptible to infestations, reducing the need for chemical treatments.
- Soil Health Improvement: Many lawn feeds contain organic materials that improve soil structure and microbial activity. This leads to better water retention and nutrient absorption, creating a healthier environment for grass roots.
- Seasonal Adaptability: Different lawn feeds are formulated for specific seasons, providing tailored nutrients when your lawn needs them most. This ensures that your grass receives the right balance of nutrients whether it’s spring growth or autumn preparation.
- Convenience: Lawn feeding can be a straightforward process, with many options available for easy application, whether granular or liquid. This convenience allows homeowners to maintain their lawns without excessive labor or time investment.
What Types of Lawn Feed Are Available?
The best feed for lawns typically comes in several types, each designed for specific needs and conditions.
- Granular Fertilizer: A popular choice for lawn feeding, granular fertilizers are easy to apply and can provide a slow-release nutrient supply. They come in various formulations, allowing homeowners to choose the right balance of nitrogen, phosphorus, and potassium based on their lawn’s specific needs.
- Liquid Fertilizer: This type of lawn feed is usually fast-acting and can be quickly absorbed by grass. Liquid fertilizers are often used for quick boosts in nutrients, especially during the growing season, but they may require more frequent applications compared to granular options.
- Organic Fertilizer: Made from natural materials such as compost or animal manure, organic fertilizers improve soil health over time and provide a steady supply of nutrients. They are environmentally friendly and promote microbial activity in the soil, which can enhance overall lawn vitality.
- Slow-Release Fertilizer: These fertilizers are designed to release nutrients gradually over an extended period, reducing the risk of nutrient leaching and providing consistent feeding. They are particularly beneficial for maintaining healthy growth throughout the growing season without the need for frequent applications.
- Specialty Fertilizer: This category includes products tailored for specific lawn types or conditions, such as shade, drought resistance, or high traffic. Specialty fertilizers can address particular deficiencies or enhance specific characteristics, ensuring optimal growth and appearance for diverse lawn situations.
How Do Synthetic Lawn Feeds Compare to Organic Options?
| Aspect | Synthetic Lawn Feeds | Organic Lawn Feeds |
|---|---|---|
| Type | Manufactured using chemicals; quick results. | Derived from natural sources; promotes soil health. |
| Nutrient Release | Fast-acting; nutrients available immediately. | Slow-release; nutrients available over time. |
| Nutrient Composition | High in nitrogen, phosphorus, and potassium (NPK); may contain additives. | Varies; typically includes compost, manure, and bone meal; rich in micronutrients. |
| Application Frequency | Every 4-6 weeks during growing season; easy to apply. | Every 6-8 weeks; requires more effort to incorporate into soil. |
| Environmental Impact | Potentially harmful to ecosystems if overused. | Generally safer for the environment; improves biodiversity. |
| Cost | Often less expensive initially; may require more applications. | Higher upfront cost; typically sustainable in the long run. |
| Long-term Effects | Can lead to nutrient runoff and soil degradation if misused. | Improves soil structure, fertility, and microbial activity over time. |
What Essential Nutrients Should Lawn Feed Provide?
The essential nutrients that lawn feed should provide include nitrogen, phosphorus, potassium, and micronutrients.
- Nitrogen: This nutrient is crucial for promoting lush, green foliage and overall plant growth. It helps in the production of chlorophyll, which is essential for photosynthesis, and encourages rapid growth, making it a key component in the best feed for lawn.
- Phosphorus: Phosphorus is vital for root development and flower and fruit production. It supports the establishment of a strong root system, which is particularly important during the early stages of lawn growth, ensuring that the grass can access water and nutrients effectively.
- Potassium: Potassium plays a significant role in overall plant health, helping to improve drought resistance and disease tolerance. It aids in the regulation of various physiological processes, including water uptake and enzyme activation, which contributes to a robust and resilient lawn.
- Micronutrients: These include essential minerals such as iron, manganese, zinc, and copper, which although required in smaller quantities, are critical for various biochemical processes. They help in chlorophyll production, enzyme function, and overall stress resistance, ensuring that the lawn remains healthy and vibrant.
How Does Nitrogen Promote Healthy Lawn Growth?
Nitrogen is a crucial nutrient in promoting healthy lawn growth, especially when looking for the best feed for your lawn.
- Stimulates Leaf Growth: Nitrogen is essential for the synthesis of chlorophyll, the green pigment in plants that facilitates photosynthesis. This leads to lush, green foliage, which is a sign of a healthy lawn.
- Enhances Root Development: Adequate nitrogen levels contribute to stronger root systems, allowing grass to absorb water and nutrients more efficiently. This results in a more resilient lawn that can withstand drought and disease.
- Increases Thatch Decomposition: A proper balance of nitrogen can help break down thatch, the layer of dead grass and roots that can accumulate on the soil surface. This decomposition process creates a healthier soil environment for new grass growth.
- Boosts Overall Growth Rate: Nitrogen is known for promoting rapid growth, which means a lawn can recover quickly from damage or wear. This is particularly beneficial for high-traffic areas that require a robust and durable grass cover.
- Improves Color and Appearance: A nitrogen-rich feed can enhance the overall color of your lawn, giving it a vibrant and lush appearance. This aesthetic improvement can significantly increase curb appeal and satisfaction with your outdoor space.
Why is Phosphorus Critical for Root Development in Lawns?
Phosphorus is essential for establishing healthy root systems in lawns, playing a pivotal role in root development. Here’s why phosphorus is critical:
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Energy Transfer: Phosphorus is a key component of ATP (adenosine triphosphate), which is vital for energy transfer within plants. This energy is necessary for the growth of roots.
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Root Growth: Adequate phosphorus levels promote lateral root development, allowing for a more extensive root network. A robust root system enhances nutrient and water uptake, vital for overall lawn health.
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Early Growth Phase: Lawns that are newly seeded or sodded particularly benefit from phosphorus, as it supports vigorous growth during the early stages of establishment. This ensures that grass blades can surface quickly and thrive in their environment.
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Soil Interactions: Phosphorus also aids in soil interactions, particularly with mycorrhizal fungi. These fungi form symbiotic relationships with roots, further improving nutrient absorption.
For optimal results, select lawn fertilizers high in phosphorus when establishing new turf. Look for N-P-K ratios that emphasize the middle number, which denotes phosphorus content, ensuring your lawn develops a strong, healthy root structure.
What Role Does Potassium Play in Lawn Resilience?
Potassium plays a vital role in enhancing the resilience of lawns against various stresses.
- Stress Tolerance: Potassium improves a lawn’s ability to withstand environmental stresses such as drought, heat, and cold. It helps regulate water usage within the plant cells, allowing them to maintain hydration during dry spells.
- Root Development: Adequate potassium levels promote strong root growth, which is essential for nutrient uptake and overall plant health. A robust root system allows the grass to access water and nutrients more effectively, contributing to a lush and resilient lawn.
- Pest and Disease Resistance: Potassium enhances the overall health of grass, making it less susceptible to pests and diseases. By strengthening cell walls and activating certain defense mechanisms, potassium helps the lawn fend off potential threats more effectively.
- Chlorophyll Production: This nutrient is crucial for the synthesis of chlorophyll, the pigment responsible for photosynthesis. Healthy chlorophyll levels lead to vigorous growth and vibrant green color, which are indicative of a well-fed lawn.
- Overall Nutrient Balance: Potassium works in conjunction with other essential nutrients like nitrogen and phosphorus, ensuring that the lawn receives a balanced diet. This balance is key to maintaining a healthy lawn that can thrive across various conditions.
When is the Optimal Time to Apply Lawn Feed?
The optimal time to apply lawn feed depends on several factors, including the type of grass, the climate, and specific growth cycles.
- Spring Feeding: Early spring is often considered the best time to apply lawn feed as grass begins to wake up from dormancy. This application helps to provide essential nutrients that stimulate growth and green-up, especially for cool-season grasses.
- Summer Feeding: In the summer, it’s crucial to choose a slow-release fertilizer that won’t burn the grass in the heat. This application is ideal for maintaining vigor and can support cool-season grasses during their active growth phase while also benefiting warm-season grasses.
- Fall Feeding: Fall is the most important time for feeding cool-season grasses, as they prepare for winter dormancy. A high-nitrogen fertilizer application in the fall helps to strengthen root systems and ensures a healthier lawn come spring.
- Soil Temperature Considerations: The best time to apply lawn feed is also influenced by soil temperatures, as certain fertilizers work best when the soil is warm. For cool-season grasses, feeding should occur when soil temperatures are between 50°F and 65°F, while warm-season grasses thrive when soil temperatures are between 70°F and 85°F.
- Moisture Levels: It’s essential to consider moisture levels before applying lawn feed. A well-watered lawn can better absorb nutrients, so applying fertilizer after rainfall or irrigation can ensure better nutrient uptake and prevent potential grass burn.
How Can You Choose the Best Lawn Feed Based on Grass Type?
Choosing the best feed for your lawn involves understanding your specific grass type and its nutritional needs.
- Cool-Season Grasses: This category includes species like Kentucky bluegrass and fescue, which thrive in cooler temperatures.
- Warm-Season Grasses: Grasses such as Bermuda and zoysia prefer warmer climates and have different feeding requirements.
- Soil Type Consideration: Knowing whether your lawn is sandy, clay, or loamy can impact the type of feed you should use.
- Seasonal Timing: The time of year significantly affects when and what type of lawn feed is most beneficial.
- Nutrient Ratios: Understanding the N-P-K ratio (Nitrogen, Phosphorus, Potassium) is crucial for selecting the right fertilizer.
Cool-Season Grasses: These grasses grow best in the spring and fall, requiring feeds that are higher in nitrogen to promote lush, green growth. A balanced fertilizer with a higher nitrogen content will help these grasses thrive during their active growth periods.
Warm-Season Grasses: Typically growing in late spring and summer, warm-season grasses benefit from fertilizers that encourage root development and drought resistance. Choosing a feed with more potassium can enhance their resilience during the hotter months.
Soil Type Consideration: The effectiveness of lawn feed can vary based on soil composition; sandy soils require more frequent feeding due to quicker nutrient leaching, while clay soils may retain nutrients longer. It is essential to tailor your feeding strategy to match your lawn’s soil type to ensure optimal nutrient availability.
Seasonal Timing: Feeding should be aligned with the growing season of your grass type; for cool-season grasses, early spring and fall applications are ideal, while warm-season grasses benefit from late spring through summer feeding. Timing your feedings can help maximize growth and lawn health.
Nutrient Ratios: The N-P-K ratio indicates the percentage of nitrogen, phosphorus, and potassium in the fertilizer, which affects plant growth. Selecting a lawn feed with the appropriate nutrient ratios based on your grass type and soil condition can lead to a healthier, more vibrant lawn.
What Common Mistakes Should You Avoid When Feeding Your Lawn?
When feeding your lawn, avoiding common mistakes can greatly enhance its health and appearance.
- Over-fertilizing: Many homeowners tend to apply more fertilizer than recommended, thinking it will result in a greener lawn. However, this can lead to nutrient runoff, which harms the environment, and can also burn the grass, leading to brown patches and stunted growth.
- Choosing the wrong type of fertilizer: Selecting a fertilizer that doesn’t match your lawn’s nutrient needs can be detrimental. It’s crucial to conduct a soil test to determine pH and nutrient levels, ensuring you use the best feed for lawn that provides the correct balance of nitrogen, phosphorus, and potassium.
- Ignoring the timing of application: Applying fertilizer at the wrong time can undermine its effectiveness. For cool-season grasses, late spring and early fall are ideal for feeding, while warm-season grasses benefit from feeding in late spring through summer.
- Failing to water properly: After applying fertilizer, not watering the lawn sufficiently can prevent nutrients from penetrating the soil. Adequate watering helps dissolve the fertilizer, making nutrients available to the grass roots, so ensure to water your lawn after feeding.
- Not following the application instructions: Each fertilizer has specific instructions regarding application rates and methods. Ignoring these can lead to uneven feeding, where some areas receive too much while others get too little, causing patchy growth and poor lawn health.
- Feeding during drought conditions: Applying fertilizer when your lawn is stressed from drought can do more harm than good. Fertilizing during dry spells can cause the grass to burn and inhibit its ability to absorb nutrients effectively, so it’s best to wait until the lawn is adequately hydrated.