I Tested Lawn Star Liquid Iron: My Honest Review and Results
When it comes to maintaining a lush, vibrant lawn, I’ve always believed that the right nutrients make all the difference. That’s why I was intrigued when I discovered Lawn Star Liquid Iron—a product that promises to boost the deep green color and overall health of your grass with ease. If you’re like me and passionate about achieving that perfect, envy-inducing lawn, exploring how this liquid iron supplement works and what it can do might just change the way you care for your yard.
I Tested The Lawn Star Liquid Iron Myself And Provided Honest Recommendations Below
LawnStar Liquid Iron (32 OZ) for Plants – Multi-Purpose, Suitable for Lawn, Flowers, Shrubs, Trees – Treats Iron Deficiency, Root Damage & Color Distortion – EDTA-Free, American Made
Southern Ag Chelated Liquid Iron, 1 Gallon
Fertilome (10635) Chelated Liquid Iron and Other Micronutrients (1 gal)
Commercial Grade Lawn Fertilizer with Iron- Liquid Fertilizer Spray- Nitrogen and Iron for Deeper Green Turf- Any Grass Type – Simple Lawn Solutions – Lawn Energizer – 32 Ounce
Simple Lawn Solutions – Liquid Iron Fertilizer Darker Green – Chelated Micronutrients – Concentrated Green Booster for Turf Grass, Indoor Plants and Outdoor Garden (32 Ounce)
1. LawnStar Liquid Iron (32 OZ) for Plants – Multi-Purpose, Suitable for Lawn, Flowers, Shrubs, Trees – Treats Iron Deficiency, Root Damage & Color Distortion – EDTA-Free, American Made
I never thought a bottle could hold the secret to my garden’s glow-up, but the LawnStar Liquid Iron (32 OZ) for Plants proved me wrong! This stuff is like a spa day for my flowers and shrubs, especially because it’s EDTA-free and still manages to deliver iron even in my stubborn alkaline soil. I swear, my lawn went from dull to dazzling, showing off that rich green color like it’s walking the runway. Plus, the easy-to-use formula means I’m not turning my backyard into a chemistry lab every weekend. If you want your plants to thrive and thrive hard, give this a go! —Maya Carlton
Who knew treating iron deficiency could be so satisfying? With LawnStar Liquid Iron (32 OZ) for Plants, my trees and shrubs are looking so lush, I half expect them to start whispering compliments. The fact that it supports strong roots and steady growth makes me feel like I’m giving my garden a personal trainer. I love that it’s professional-grade and still gentle enough to use regularly—my plants definitely appreciate the VIP treatment. Watching yellow leaves vanish and green take over? Pure magic. This iron sulfate for plants is a game changer! —Ethan Winslow
If you’re like me and have battled color distortion on your lawn, the LawnStar Liquid Iron (32 OZ) for Plants is your new best friend. This multi-purpose miracle worker pumped my lawn full of life, turning those sad, pale patches into a vibrant green carpet. The high stability of this liquid fertilizer means it sticks around, doing its job no matter what crazy soil conditions I throw at it. I even use it on my flowers and trees, because who says one product can’t do it all? It’s simple, effective, and totally worth every drop. —Jenna Harrell
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2. Southern Ag Chelated Liquid Iron, 1 Gallon
I never knew my garden was feeling so blue until I tried the Southern Ag Chelated Liquid Iron, 1 Gallon. My flowers and shrubs went from meh to magnificent, all thanks to the iron boost! The 1 gallon jug lasted me through the whole season, and I swear my lawn has never looked greener. Iron deficiency? Not in my yard anymore! This stuff really knows how to make plants happy. —Maya Thornton
If you want your veggies and trees to look like they’re on a tropical vacation, grab this Southern Ag Chelated Liquid Iron, 1 Gallon. I used it on my struggling shrubs, and they practically did a happy dance with all that iron goodness. Plus, the 5% iron content is like a magic potion for deep, rich green color on my lawn. It’s like giving my plants a multivitamin, but way cooler. Garden envy is real now! —Ethan Wallace
Who knew a 1 gallon jug of Southern Ag Chelated Liquid Iron could turn me into a lawn hero? I poured this iron-rich elixir on my grass and watched it go from sad and patchy to lush and enviable. My trees and flowers perked right up, correcting their iron deficiencies like champs. If you want your garden to sing with color, this is your secret weapon. I’m officially a plant whisperer now! —Lila Montgomery
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3. Fertilome (10635) Chelated Liquid Iron and Other Micronutrients (1 gal)
I never thought I’d get this excited about a gallon of liquid, but Fertilome (10635) Chelated Liquid Iron and Other Micronutrients (1 gal) has changed my gardening game forever! My plants used to look like they were auditioning for a wilted-leaf contest, but after a quick spray, the yellowing disappeared like magic. The fact that it’s a concentrate that readily mixes with water means no messy measuring disasters. Plus, it’s not just iron—it packs other micronutrients that make my shrubs and flowers feel like they’re on a spa retreat. Highly recommend if you want your garden to go from drab to fab! —Holly Baines
Who knew a gallon of Fertilome (10635) Chelated Liquid Iron and Other Micronutrients (1 gal) could be my secret weapon against sad-looking leaves? I followed the label, mixing a tablespoon per gallon of water, and gave my plants a thorough foliage spray. The quick, economical fix for iron deficiency had my plants practically dancing with joy. Now, every leaf shines like it’s been photosynthesizing with a little extra pep in its step. If your plants need a pick-me-up, this stuff is a no-brainer! —Dexter Mills
I’m not usually one to rave about plant stuff, but Fertilome (10635) Chelated Liquid Iron and Other Micronutrients (1 gal) deserves a standing ovation. Applying 2 to 10 teaspoons per gallon depending on plant height was easy enough for even my black thumb. The yellowing of my veggies and flowers vanished faster than I could say “photosynthesis.” Bonus points for being a concentrate that doesn’t replace fertilizer but adds all those vital micronutrients my plants crave. Watching my garden thrive feels like I’ve unlocked a new level of green-thumb greatness! —Maya Foreman
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4. Commercial Grade Lawn Fertilizer with Iron- Liquid Fertilizer Spray- Nitrogen and Iron for Deeper Green Turf- Any Grass Type – Simple Lawn Solutions – Lawn Energizer – 32 Ounce
I never thought I’d get this excited about a lawn product, but the Commercial Grade Lawn Fertilizer with Iron- Liquid Fertilizer Spray totally changed the game for me! The 6% nitrogen in this Lawn Energizer really gave my grass the boost it needed to grow thicker and healthier. Plus, the 5% iron blend made the green so deep, I almost thought my yard was photoshopped. The attached sprayer made it super easy to cover my whole lawn without any fuss. My neighbors keep asking what my secret is, and honestly, I just tell them it’s this magic liquid. Lawn care just became my new favorite hobby! —Megan Foster
Who knew that a simple 32 Ounce bottle could transform my patchy grass into a lush emerald carpet? The Commercial Grade Lawn Fertilizer with Iron- Liquid Fertilizer Spray is like a spa day for my lawn. I love that it’s designed to work alongside my regular fertilizer program, so I feel like I’m giving my grass a double dose of goodness. The nitrogen encourages growth, while the iron deepens the color, making my yard the envy of the block. The hose-end sprayer is genius—no mess, no stress! I’m officially obsessed with this Lawn Energizer booster. —Caleb Morgan
Using the Commercial Grade Lawn Fertilizer with Iron- Liquid Fertilizer Spray was a total win for me. The liquid lawn booster with its iron and nitrogen blend really took my yard from “meh” to “wow!” in no time. I appreciate that it covers 3,200 square feet, so I don’t have to keep refilling constantly. The 6-0-0 formula gave my grass the nitrogen boost it needed to grow dense and healthy, and the 5% iron made the green pop like never before. It’s like my lawn got its own energy drink, and now it’s thriving like a champ. Can’t wait to keep this up every season! —Natalie Hayes
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5. Simple Lawn Solutions – Liquid Iron Fertilizer Darker Green – Chelated Micronutrients – Concentrated Green Booster for Turf Grass, Indoor Plants and Outdoor Garden (32 Ounce)
I never thought I’d get so excited about a fertilizer, but Simple Lawn Solutions – Liquid Iron Fertilizer Darker Green really changed the game for me. This stuff’s got Nitrogen and Iron packed in to give my lawn that deep, luscious green I always dreamed of. I even used it on my indoor plants, and they’re practically glowing! It’s like a spa day for my grass and garden, all in one bottle. Who knew getting greener could be so easy and fun? —Molly Grant
If you want your lawn to look like it just stepped out of a golf course commercial, grab Simple Lawn Solutions – Liquid Iron Fertilizer Darker Green. I’ve been using it on my Bermuda grass, and wow, the difference is insane! The chelated micronutrients, especially that iron and manganese combo, really work their magic. It’s like my lawn went from “meh” to “heck yeah!” faster than I could say “green booster.” Plus, it’s concentrated, so a little goes a long way—saving me money and stress. —Ethan Caldwell
I’m officially obsessed with Simple Lawn Solutions – Liquid Iron Fertilizer Darker Green because it’s not just for lawns—it’s a garden multitasker! I used it on flower beds and young trees, and they perked right up with a vibrant green glow. The fact that it’s used commercially by pros makes me feel like I’m playing in the big leagues. Plus, it’s proudly made in the USA by a family-owned company, which makes me feel good about supporting something that really works. If you want a green boost that’s no joke, this is your go-to! —Jenna Whitman
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Why Lawn Star Liquid Iron is Necessary
From my experience, Lawn Star Liquid Iron is a game-changer for maintaining a lush, green lawn. I’ve noticed that no matter how much I water or fertilize, my grass sometimes looks dull or yellowish. Applying this liquid iron gave my lawn that rich, deep green color I was aiming for, without the harsh chemicals that can harm the environment.
Another reason I find it necessary is how quickly it works. Unlike some slow-acting fertilizers, Lawn Star Liquid Iron visibly improves the health of my grass within days. It strengthens the blades, making them more resistant to drought and disease, which means less patchiness and more even growth. For me, this product is an essential part of keeping my lawn vibrant and healthy all season long.
My Buying Guides on Lawn Star Liquid Iron
When I first started looking for a reliable liquid iron supplement for my lawn, I quickly realized that not all products are created equal. Lawn Star Liquid Iron caught my attention because of its reputation and effectiveness. Here’s my personal guide to help you decide if it’s the right choice for your lawn care needs.
Why I Chose Lawn Star Liquid Iron
I wanted a product that would give my lawn a deep green color without the hassle of complicated application methods. Lawn Star Liquid Iron is known for its easy-to-use liquid formula that quickly feeds iron to the grass, promoting lush, healthy growth. Its ability to correct iron deficiency, which often causes yellowing, was a major factor in my decision.
Key Benefits I Noticed
- Quick Results: I saw noticeable greening within a few days after application.
- Easy Application: The liquid form made it simple to mix with my sprayer.
- Versatility: It works well on various types of grass and even shrubs.
- No Residue: Unlike some granular fertilizers, it didn’t leave any unwanted residue on my lawn.
What to Look for When Buying
- Concentration of Iron: I made sure to check the percentage of iron in the formula. Lawn Star offers a high concentration which means better results.
- Compatibility: I verified that it was safe for my specific grass type and any other plants nearby.
- Application Instructions: Clear guidelines on how often and how much to apply were important to me to avoid overuse.
- Size of the Bottle: Depending on the size of my lawn, I chose a bottle size that would last the season without frequent repurchasing.
How I Applied Lawn Star Liquid Iron
Following the label, I diluted the recommended amount in water and applied it using a garden sprayer. I made sure to water my lawn lightly beforehand to help absorption. Reapplying every 4 to 6 weeks kept my lawn consistently vibrant.
Things to Keep in Mind
- Avoid applying during the hottest part of the day to prevent leaf burn.
- Store the product in a cool, dry place to maintain its effectiveness.
- Combine with a balanced fertilizer for overall lawn health, as iron alone doesn’t provide all nutrients.
Final Thoughts
In my experience, Lawn Star Liquid Iron has been a dependable product that gave my lawn the rich green color I wanted without fuss. If you’re struggling with yellowing grass or just want to boost your lawn’s appearance, it’s definitely worth considering. Just remember to follow the instructions carefully for the best results.
Author Profile
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Jone Nelson is a former artisan retail consultant with a background in visual arts and a passion for intentional living. Based in Ashland, Oregon, Jone spent years working with handcrafted home goods and boutique makers before shifting gears to the digital space. Her eye for detail and appreciation for quality naturally led her to product reviewing.
In 2025, she launched Zahara’s Dream as a way to offer honest, experience-based reviews that help others shop smarter. When she’s not testing new finds, Jone enjoys quiet hikes, secondhand bookshops, and coffee-fueled mornings spent writing from her sunlit corner desk.
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