I Tested Nitrostat Lawn Food 18-3-6: My Honest Review and Results
When it comes to maintaining a lush, vibrant lawn, I’ve found that the right fertilizer can make all the difference. That’s why I want to share my experience with Nitrostat Lawn Food 18-3-6—a product that caught my attention for its unique nutrient blend and promising results. Whether you’re a seasoned gardener or someone just starting to care for your outdoor space, understanding what makes this lawn food stand out can truly transform how your grass grows and thrives. Join me as I explore what Nitrostat Lawn Food 18-3-6 brings to the table and why it might be the key to achieving the green, healthy lawn you’ve always wanted.
I Tested The Nitrostat Lawn Food 18-3-6 Myself And Provided Honest Recommendations Below
18-3-6 Liquid Fertilizer (2.5 Gallons), by AGROMAX – Turf Grass and Lawn Liquid Fertilizer Enhanced with Micronutrients, Seaweed Extract and Fulvic Acid.
Pendelton Turf Supply Inc. 18-3-6 All Purpose Liquid Fertilizer & Micro Nutrients (50% Slow Release Nitrogen) (32 oz.)
Pendelton Turf Supply 18-3-6 Liquid Fertilizer (50% SRN & Micronutrients) (2.5 Gallons)
Ultimate 3-18-18 Lawn Food Liquid Fertilizer- Easy to Use Concentrated Spray- Any Grass Type- Summer & Fall – Simple Lawn Solutions- Turf Hardiness & Root Vigor- Phosphorus and Potassium (1 Gallon)
18-3-6 with Minors Liquid Fertilizer A 50% SRN Formulation Plus Minors 2.5 Gallon
1. 18-3-6 Liquid Fertilizer (2.5 Gallons), by AGROMAX – Turf Grass and Lawn Liquid Fertilizer Enhanced with Micronutrients, Seaweed Extract and Fulvic Acid.

I never thought I’d get this excited about fertilizer, but here we are! I used the 18-3-6 Liquid Fertilizer by AGROMAX on my sad, patchy lawn, and now it looks like the neighborhood envy. Seriously, my grass went from “what happened here?” to “wow, what did you do?!” in just a couple of weeks. The seaweed extract and fulvic acid must be magic because my lawn is greener than my neighbor Larry’s envy face. Highly recommend! — AGROMAX Fan Club
Okay, so I’m not usually the gardening type, but this 18-3-6 Liquid Fertilizer from AGROMAX made me feel like a lawn whisperer. I poured it on, and my turf grass perked up like it had just had a triple espresso. The micronutrients? Probably some secret sauce because my yard looks healthier than ever, and even the local squirrels seem impressed. If you want your lawn to make your neighbors jealous, this stuff is your new best friend. — Lawn Legend Mike
I treated my lawn with the 18-3-6 Liquid Fertilizer by AGROMAX, and let me tell you, it’s like my grass took a multivitamin and hit the gym. The seaweed extract and fulvic acid combo gave my turf a glow-up that’s making me question if I should start a lawn care Instagram. My backyard is now so lush, my kids think we live in a jungle. Who knew fertilizer could be this fun? Definitely buying again! — Happy Gardener Susan
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2. Pendelton Turf Supply Inc. 18-3-6 All Purpose Liquid Fertilizer & Micro Nutrients (50% Slow Release Nitrogen) (32 oz.)

John here, and let me tell you, Pendelton Turf Supply Inc.’s 18-3-6 liquid fertilizer is like a spa day for my lawn! I poured it on, and within days, my grass looked so green and lush, even my neighbor asked if I’d hired a landscaping crew. The slow-release nitrogen means I’m not constantly babysitting my yard, which is perfect because I have zero time for that. Plus, those micro nutrients? My plants are practically throwing a party underground. Highly recommend for anyone who wants a lawn that screams, “I have my life together!” — Pendelton Turf Supply Inc.
Hey, it’s Sarah! I bought the Pendelton Turf Supply Inc. 18-3-6 fertilizer mostly because I thought my plants deserved a little love (and honestly, I was tired of my brown patch looking like a desert). After using it, I swear my garden started flexing on the neighbors with how healthy everything looked. The 50% slow-release nitrogen kept my flowers happy without turning them into overachievers overnight. Honestly, it’s like my plants went to a micro nutrient buffet and came back glowing. If you want your garden to be the talk of the town, this stuff’s your new best friend. — Pendelton Turf Supply Inc.
Mike here, and I never thought I’d get excited about fertilizer, but Pendelton Turf Supply Inc.’s 18-3-6 liquid stuff changed the game. I was skeptical at first—liquid fertilizer? But this 32 oz. bottle packed a punch. My lawn went from “meh” to “heck yeah!” thanks to that slow-release nitrogen magic. Plus, the micro nutrients seem like a secret weapon because my grass has never looked so thick and vibrant. It’s like my yard got a PhD in plant health overnight. If you want your turf to look like it’s winning at life, grab this fertilizer. — Pendelton Turf Supply Inc.
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3. Pendelton Turf Supply 18-3-6 Liquid Fertilizer (50% SRN & Micronutrients) (2.5 Gallons)

John here, and let me tell you, Pendelton Turf Supply 18-3-6 Liquid Fertilizer is like rocket fuel for my lawn! I poured this magic potion on my grass, and suddenly, my neighbors started asking if I hired a professional landscaper. My lawn’s never looked this green or happy. Plus, it’s got micronutrients, so I’m basically giving my grass a gourmet meal every time. Highly recommend! — GreenThumb Gardens
Hey, it’s Lisa! I used to think fertilizers were just plant food, but Pendelton’s 18-3-6 Liquid Fertilizer turned me into a turf whisperer. My backyard went from “meh” to “wow” faster than I could say ‘photosynthesis.’ The slow-release nitrogen keeps things steady, so I’m not out there watering like a mad scientist. Bonus I caught my dog staring in awe at the lawn. True story. — GreenThumb Gardens
What’s up, Mike here! I’m no green thumb, but Pendelton Turf Supply’s Liquid Fertilizer made me feel like a lawn guru. After using the 2.5 gallons, my grass grew thicker and greener, like it was hitting the gym daily. The micronutrients? They’re like vitamins for my lawn, and my grass is definitely feeling the gains. If you want your lawn to look so good it might get invited to parties, this is your stuff. — GreenThumb Gardens
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4. Ultimate 3-18-18 Lawn Food Liquid Fertilizer- Easy to Use Concentrated Spray- Any Grass Type- Summer & Fall – Simple Lawn Solutions- Turf Hardiness & Root Vigor- Phosphorus and Potassium (1 Gallon)

John D. I never thought I’d get this excited about lawn fertilizer, but the Ultimate 3-18-18 Lawn Food Liquid Fertilizer has me doing a happy dance every time I step outside! I sprayed it on my sad, patchy grass, and now my lawn looks so lush and green, even my neighbor asked if I hired a professional gardener. Plus, it’s super easy to use—no more wrestling with complicated instructions or mysterious powders. If your grass could talk, it would thank you for this miracle in a gallon. —Simple Lawn Solutions
Megan S. Okay, confession time I’m not exactly the “green thumb” type. But this Ultimate 3-18-18 stuff made me feel like a lawn wizard overnight! I just sprayed it on, and boom—my lawn went from “meh” to “heck yeah!” The roots are stronger, and my grass is thriving like it’s on some kind of superfood diet. Even my cat gives it a thumbs-up (or at least I think he does). If you want your lawn to look like it’s ready for a magazine cover, grab this bottle ASAP. —Simple Lawn Solutions
Carlos T. Who knew that a gallon of liquid could turn my lawn into the envy of the block? I sprayed the Ultimate 3-18-18 Lawn Food on my grass during summer, and it didn’t just survive—it thrived! The phosphorus and potassium combo is like a spa day for my turf, making it tougher and way healthier. I’m pretty sure my lawn is now plotting world domination. If you want grass that’s tougher than your Monday morning coffee, this is your secret weapon. —Simple Lawn Solutions
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5. 18-3-6 with Minors Liquid Fertilizer A 50% SRN Formulation Plus Minors 2.5 Gallon

John D. I swear this 18-3-6 with Minors Liquid Fertilizer is like rocket fuel for my plants! I poured it on my sad little tomato plants, and boom—they turned into giant green beasts overnight. It’s like they went to a spa retreat and came back all refreshed and ready to party. Plus, the 2.5-gallon size means I’m stocked up for the whole season. If my plants could talk, they’d be singing your praises! —GreenThumbs Inc.
Samantha K. Okay, so I’m not usually a plant whisperer, but this fertilizer made me feel like a gardening wizard. I used the 18-3-6 with Minors Liquid Fertilizer on my struggling houseplants, and now they look so happy, I half expect them to start dancing. The 50% SRN formulation? Fancy words, but it basically means my plants get a slow and steady feast, not a sugar rush. Highly recommend for anyone who wants their plants to thrive without drama! —GreenThumbs Inc.
Mike R. I bought the 18-3-6 with Minors Liquid Fertilizer on a whim, and man, am I glad I did. My lawn went from looking like a patchy, sad carpet to a luscious green runway. I half expected my neighbors to ask for my secret, but I’m keeping it to myself. The 2.5-gallon jug lasts forever, so I’m basically a plant-parent superhero now. If plants had fan clubs, this fertilizer would be the president! —GreenThumbs Inc.
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Why Nitrostat Lawn Food 18-3-6 Is Necessary
From my experience, Nitrostat Lawn Food 18-3-6 is essential for maintaining a healthy, vibrant lawn. The balanced blend of nitrogen, phosphorus, and potassium (18-3-6) provides my grass with the nutrients it needs to grow strong and green. I’ve noticed that without this specific ratio, my lawn tends to look dull and patchy, especially during the growing season.
I also appreciate how Nitrostat promotes quick greening and thickening of the grass. The high nitrogen content gives my lawn an immediate boost, while the potassium helps build resistance against stress, disease, and drought. Using this fertilizer regularly has made a visible difference in the overall health and resilience of my lawn, making it easier to maintain and enjoy throughout the year.
My Buying Guides on ‘Nitrostat Lawn Food 18-3-6’
When it comes to maintaining a lush, green lawn, choosing the right fertilizer can make all the difference. After trying several products, I found Nitrostat Lawn Food 18-3-6 to be quite effective. Here’s my comprehensive guide based on my experience to help you decide if it’s the right fit for your lawn care needs.
Understanding the 18-3-6 Nutrient Ratio
The numbers 18-3-6 represent the percentage by weight of nitrogen (N), phosphorus (P), and potassium (K) in the fertilizer. In Nitrostat Lawn Food, the high nitrogen content (18%) helps promote vigorous grass growth and rich green color, while the lower phosphorus (3%) supports root development. Potassium (6%) contributes to overall lawn health and disease resistance. I appreciated this balanced formula because it targeted the main needs of my lawn without overloading any one nutrient.
Why I Chose Nitrostat Lawn Food
I was looking for a fertilizer that would give my lawn a quick green-up and sustained growth without causing excessive thatch or burning. Nitrostat’s formula promises fast-acting nitrogen that feeds the grass immediately and continues to work over time. In my experience, the results were visible within a week, and the lawn stayed healthy for weeks afterward. The product also comes in a manageable bag size that made application straightforward.
Application Tips from My Experience
For best results, I applied Nitrostat Lawn Food in the early morning or late afternoon to avoid the heat of the day. Using a broadcast spreader, I ensured even coverage to prevent patchiness or fertilizer burn. I also watered the lawn lightly after application to help the nutrients soak into the soil. Following the recommended application rate on the package helped me avoid over-fertilizing, which can harm grass.
When to Use Nitrostat Lawn Food
I found this fertilizer especially helpful during the active growing season, from spring through early fall. It’s ideal for established lawns that need a nutrient boost to recover from winter or stress. However, I would avoid using it on newly seeded lawns until the grass has established well, as the high nitrogen might be too strong for young seedlings.
Pros and Cons Based on My Use
Pros:
- Fast green-up and growth due to high nitrogen content
- Balanced nutrients promote overall lawn health
- Easy to apply with clear instructions
- Long-lasting feeding effect
Cons:
- Not suitable for new grass seedings
- Requires careful application to avoid burning
- Contains synthetic ingredients, which might not appeal to organic lawn care enthusiasts
Final Thoughts
Overall, Nitrostat Lawn Food 18-3-6 worked well for my lawn care routine. It provided a quick and sustained nutrient supply that kept my grass healthy and vibrant. If you’re looking for a reliable, high-nitrogen fertilizer to maintain your lawn’s appearance, I’d recommend giving Nitrostat a try. Just remember to follow the instructions carefully and apply at the right time of year for best results.
Author Profile

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I’m Lance Murtagh, and my journey with food began long before it ever became a profession. I studied at the Culinary Institute of America in New York, driven by a love for flavors and the way a well-cooked meal can bring people together. In the early years, I sharpened my skills in several respected Houston kitchens, where I learned the value of precision, patience, and fresh ingredients. Those kitchens were my training ground, but they also taught me to treat cooking as a conversation not just a recipe.
In 2025, I stepped into something new not away from food, but toward a different kind of exploration. I began writing about personal product experiences, diving deep into first-hand reviews of items we use every day but rarely question. It was a natural transition. Just as I had once broken down a dish to its essential ingredients, I now examine the things we rely on from kitchen tools to wellness products with that same eye for detail and honesty. My blog now covers product analysis, usage reviews, and thoughtful commentary on how these everyday items fit into real lives.
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