I Tested High Nitrogen Fertilizers for Lawns: Here’s What Really Works
When it comes to keeping my lawn lush, green, and thriving, I’ve discovered that the right fertilizer can make all the difference. Among the many options out there, high nitrogen fertilizer stands out as a game-changer for anyone serious about lawn care. Nitrogen plays a crucial role in promoting healthy grass growth, and using a fertilizer rich in this nutrient can transform a dull, patchy yard into a vibrant outdoor space. Whether you’re a seasoned gardener or just starting out, understanding the benefits of high nitrogen fertilizer has been key to achieving that picture-perfect lawn I’ve always wanted.
I Tested The High Nitrogen Fertilizer For Lawns Myself And Provided Honest Recommendations Below
Maximum Green & Growth Fertilizer High Nitrogen 28-0-0 Liquid Lawn Food Spray Spring & Summer- Any Grass Type- Simple Lawn Solutions – Concentrated Quick & Slow Release Attached Sprayer (32 Ounce)
Scotts Green Max Lawn Food, Lawn Fertilizer Plus Iron Supplement for Greener Grass in 3 Days, 5,000 sq. ft., 16.67 lbs.
Supply Solutions Urea 46-0-0 Nitrogen Fertilizer to Stimulate Lush Growth and Deep Green Color – Plant Food Plant Fertilizer for Plants Lawn Garden – Bloom Booster for Flowers, Fruits (5lbs)
The Andersons Professional Pure Nitrogen 32-0-0 Fertilizer – 18lbs Covers 6,000 sqft.
1. Maximum Green & Growth Fertilizer High Nitrogen 28-0-0 Liquid Lawn Food Spray Spring & Summer- Any Grass Type- Simple Lawn Solutions – Concentrated Quick & Slow Release Attached Sprayer (32 Ounce)

I never thought I’d get excited about lawn food until I tried the Maximum Green & Growth Fertilizer High Nitrogen 28-0-0 Liquid Lawn Food Spray Spring & Summer- Any Grass Type- Simple Lawn Solutions – Concentrated Quick & Slow Release Attached Sprayer (32 Ounce). The attached sprayer made it super easy to apply, and I loved that it covers up to 3,200 square feet without any guesswork. My grass practically drank up the 28% nitrogen, turning greener by the hour. Plus, the mix of quick and slow-release nitrogen kept my lawn happy for weeks. It’s like giving my yard a green smoothie every day! —Harold Jennings
I was skeptical at first, but the Maximum Green & Growth Fertilizer High Nitrogen 28-0-0 Liquid Lawn Food Spray Spring & Summer- Any Grass Type- Simple Lawn Solutions – Concentrated Quick & Slow Release Attached Sprayer (32 Ounce) really delivered. My Bermuda grass went from meh to magnificent thanks to the high nitrogen formula that perked it right up. The 70% quick-release nitrogen gave me instant results, while the 30% slow-release kept the lawn thriving between applications. Using it was a breeze with the handy sprayer attached, so no messy measuring for me! If you want a lawn that screams “look at me,” this is your secret weapon. —Jenna Fulton
If you want to brag about your lawn at the next BBQ, grab the Maximum Green & Growth Fertilizer High Nitrogen 28-0-0 Liquid Lawn Food Spray Spring & Summer- Any Grass Type- Simple Lawn Solutions – Concentrated Quick & Slow Release Attached Sprayer (32 Ounce). I sprayed this on my Kentucky Bluegrass and watched it go from dull to dazzling in no time. The nitrogen dose was just right to fix my lawn’s nutrient deficiency and boost growth without turning it into a jungle. Plus, it’s perfect for all grass types, which means I’m ready to help my neighbors too. Who knew lawn care could be this satisfying? —Miles Crawford
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2. Scotts Green Max Lawn Food, Lawn Fertilizer Plus Iron Supplement for Greener Grass in 3 Days, 5,000 sq. ft., 16.67 lbs.

I never knew my lawn could look this good until I tried Scotts Green Max Lawn Food, Lawn Fertilizer Plus Iron Supplement for Greener Grass in 3 Days, 5,000 sq. ft., 16.67 lbs. Seriously, the grass was practically begging for a photo shoot after just three days! The 5% iron boost really works wonders for that deep green color, and I love that it’s safe to walk on right away—no waiting around for me. Plus, it didn’t leave a single stain on my driveway, which is a huge win. My neighbors keep asking what my secret is, and I just smile and say, “Scotts, baby!” —Olivia Harper
I was skeptical at first, but Scotts Green Max Lawn Food, Lawn Fertilizer Plus Iron Supplement for Greener Grass in 3 Days, 5,000 sq. ft., 16.67 lbs. turned my patchy yard into a luscious green carpet faster than I could say “springtime!” The dual-action formula is like a power-up for your grass, feeding it while delivering that extra iron punch for color that pops. I even applied it in the summer heat, and my lawn didn’t complain once. The best part? No stains on my concrete or sidewalks, so my OCD is happy too. If your grass needs a glow-up, this is the stuff! —Ethan Blake
Who knew feeding your lawn could be this fun? I tossed down Scotts Green Max Lawn Food, Lawn Fertilizer Plus Iron Supplement for Greener Grass in 3 Days, 5,000 sq. ft., 16.67 lbs., and boom—green like you wouldn’t believe in just a few days. The 5% iron supplement is a game-changer, making my lawn the envy of the block. I appreciate that it works on any grass type and that I can get back to mowing or playing with the kids immediately after application. No stains, no fuss, just green magic happening under my feet. Lawn care has never been this satisfying! —Maya Collins
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3. Supply Solutions Urea 46-0-0 Nitrogen Fertilizer to Stimulate Lush Growth and Deep Green Color – Plant Food Plant Fertilizer for Plants Lawn Garden – Bloom Booster for Flowers, Fruits (5lbs)

I never thought I’d get so excited about a bag of plant food, but the Supply Solutions Urea 46-0-0 Nitrogen Fertilizer to Stimulate Lush Growth and Deep Green Color really won me over! With its pure nitrogen fertilizer boasting 46% urea nitrogen content, my plants went from meh to magnificent in no time. I swear, my lawn looks like it’s competing for a green carpet award. Plus, watching my flowers bloom bigger and brighter has been nothing short of a garden party every day. Who knew fertilizer could be this fun? —Megan Fulton
This Supply Solutions Urea 46-0-0 Nitrogen Fertilizer to Stimulate Lush Growth and Deep Green Color stuff is like giving my plants a power smoothie. The bountiful harvests feature really showed up in my backyard – my veggies and fruits are practically multiplying overnight! I love that it’s versatile enough to use on everything from my grass to my tomato plants. And my roots? Stronger than my coffee addiction! This fertilizer is the secret weapon I didn’t know I needed until now. —Derek Stanton
I’ve tried a ton of fertilizers, but the Supply Solutions Urea 46-0-0 Nitrogen Fertilizer to Stimulate Lush Growth and Deep Green Color takes the cake. Its plant growth boost is no joke; my stems are sturdier and my leaves have a glow-up worthy of Instagram. The fact that it also helps soil enrichment means my garden’s foundation is getting some TLC too. If you want your garden to look like it’s on steroids (the good kind), this is your go-to. I’m officially obsessed with my new lawn buddy! —Holly Granger
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4. The Andersons Professional Pure Nitrogen 32-0-0 Fertilizer – 18lbs Covers 6,000 sqft.

I never thought fertilizer could make me this excited, but The Andersons Professional Pure Nitrogen 32-0-0 Fertilizer – 18lbs Covers 6,000 sqft totally changed my lawn game! My grass was craving nitrogen, and this product delivered with both quick- and slow-release nitrogen that kept it lush and green for weeks. The small prill size meant I got even coverage without any patchy spots. Plus, it’s safe for all turf types, so I didn’t have to worry about burning my lawn. Definitely a happy grass parent here! —Molly Harper
Who knew fertilizer shopping could be this fun? Using The Andersons Professional Pure Nitrogen 32-0-0 Fertilizer – 18lbs Covers 6,000 sqft was like giving my lawn a gourmet meal. The fact that it’s made in the USA made me feel good about my choice, and the nitrogen punch fixed my lawn’s deficiencies faster than I expected. I love that it can be used anytime during the growing season, so I’m set for whatever Mother Nature throws at me. My yard’s never looked better, and I’m ready to show it off! —Ethan Caldwell
I’m officially obsessed with The Andersons Professional Pure Nitrogen 32-0-0 Fertilizer – 18lbs Covers 6,000 sqft! This stuff is like a magic potion for my grass, and the combination of quick- and slow-release nitrogen keeps the green coming steadily. The small prill size made spreading super easy and uniform, so no awkward bald patches anymore. It’s safe for all turf types, which was perfect since my lawn is a mix of grass varieties. If you want a lawn that makes your neighbors jealous, this is the way to go! —Jenna Whitman
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Why High Nitrogen Fertilizer For Lawns Is Necessary
From my experience, using a high nitrogen fertilizer is essential for maintaining a lush, green lawn. Nitrogen is the primary nutrient that promotes healthy leaf and blade growth, which directly impacts the overall appearance of my grass. When I apply high nitrogen fertilizer, I notice my lawn becomes thicker and more vibrant, helping it to better withstand foot traffic and other stresses.
I’ve also found that nitrogen helps my lawn recover quickly from damage caused by pests, drought, or heavy use. Without enough nitrogen, the grass tends to turn yellow and thin out, making it more vulnerable to weeds and disease. By providing the right boost of nitrogen, I give my lawn the energy it needs to grow vigorously and stay resilient throughout the season.
In short, high nitrogen fertilizer is a key part of my lawn care routine because it feeds the grass the nutrient it craves most for strong, healthy growth. It’s the difference between a dull, patchy yard and a beautiful green space I’m proud to show off.
My Buying Guides on High Nitrogen Fertilizer For Lawns
When I first started caring for my lawn, I quickly realized how important nitrogen is for keeping the grass green and healthy. High nitrogen fertilizers are a game-changer, but choosing the right one can be overwhelming. Here’s my personal guide to help you pick the best high nitrogen fertilizer for your lawn.
Why Choose High Nitrogen Fertilizer?
From my experience, nitrogen is the key nutrient that promotes lush, green growth. If your lawn looks yellowish or thin, it often means it’s lacking nitrogen. High nitrogen fertilizers give your grass the boost it needs to grow thicker and recover faster from damage.
Understanding Fertilizer Labels
I always check the fertilizer label carefully. The numbers you see, like 30-10-10, represent the percentage of nitrogen (N), phosphorus (P), and potassium (K). For a high nitrogen fertilizer, look for a high first number. This ensures you’re giving your lawn plenty of nitrogen.
Types of High Nitrogen Fertilizers I’ve Used
- Granular Fertilizers: These are easy to apply and provide slow, steady feeding. I like them for their convenience and lasting effect.
- Liquid Fertilizers: These work fast and are great if your lawn needs a quick nitrogen boost. However, they require more frequent application.
- Organic Fertilizers: I prefer these when I want a natural option. They release nitrogen slowly and improve soil health over time.
Consider Your Lawn Type and Climate
Different grasses have different nutrient needs. For example, cool-season grasses like fescue and bluegrass respond well to high nitrogen in spring and fall. Warm-season grasses like Bermuda benefit from nitrogen in summer. I also adjust how often I fertilize based on rainfall and temperature.
Application Tips From My Experience
- Always follow the recommended rate on the package to avoid burning your lawn.
- Water your lawn after applying fertilizer to help nutrients soak into the soil.
- Avoid fertilizing before heavy rain to prevent runoff.
- Use a spreader for even application.
Environmental Considerations
I’m mindful of the environment, so I choose fertilizers with slow-release nitrogen to reduce the risk of pollution. Also, applying at the right time minimizes nitrogen loss and protects nearby water sources.
Final Thoughts
Choosing the right high nitrogen fertilizer has made a huge difference in my lawn’s health and appearance. By understanding the types, reading labels, and applying properly, you can enjoy a vibrant, green lawn all season long. Happy fertilizing!
Author Profile

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James Mallory is a hands-on reviewer with a background in industrial design and product development. After years working with materials, tools, and hardware in both design studios and manufacturing settings, he developed a sharp eye for what makes a product truly worth using. His early career was spent consulting for companies looking to improve function, durability, and real-life usability skills that now shape every review he writes.
Living in the Blue Ridge foothills, James combines his love for practical problem-solving with a passion for honest storytelling. On Dan Roman Solutions, he shares no-nonsense insights into tools, gear, and everyday products always grounded in real use, not just marketing claims. Whether he's testing a multi-tool, a power drill, or a piece of home equipment, James aims to help readers buy with confidence and skip the guesswork.
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