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The 8 Best liquid iron for lawns of 2025

Are you trying to find liquid iron for lawns among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling liquid iron for lawns on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 26 hours of research and did 43 liquid iron for lawns tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best liquid iron for lawns you can buy today

SaleNo. 1
Southern Ag Chelated Liquid Iron, 1 Gallon
  • 1 Gallon Jug
  • Corrects Iron deficiency in flowers, vegetables, shrubs & trees.
  • Also, use in the lawns for a deep, rich green color.
  • Contains Iron 5%.
SaleNo. 2
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
  • PROFESSIONAL-GRADE: Our EDTA-free, sugar-based Liquid Chelated Iron for plants ensures fast and efficient iron delivery, even in alkaline soils with a pH of up to 9.5, where other solutions fail.
  • PROMOTES GREENER COLOR: This iron sulfate for plants corrects iron chlorosis and reverses yellowing leaves by supporting chlorophyll production, bringing life back to lawns, flowers, shrubs & trees.
  • STRONG ROOTS, STEADY GROWTH: Our Liquid Iron chelate is an ideal liquid fertilizer for lawns that delivers nutrients to enhance root health & encourage plant growth for a thriving lawn & garden.
  • HIGHLY STABLE FORMULA: Made to remain effective in challenging soil conditions, this liquid lawn fertilizer with iron for plants ensures consistent, reliable iron absorption for long-term results.
  • VERSATILE FOR ALL PLANTS: Perfect for lawns, ornamentals, flowers, shrubs, and trees—this multi-purpose iron fertilizer for plants efficiently works for gardens, landscapes, and more.
  • EASY TO USE: This liquid iron for lawns is simple to use. Just mix the chelated iron for lawns as directed for root drenching or foliar spray for regular maintenance and iron deficiency correction.
No. 3
Southern Ag Chelated Liquid Iron (128oz -1 Gallon)
  • Corrects Iron deficiency in flowers, vegetables, shrubs and trees
  • Use in lawns for a deep, rich green color
  • APPLICATION: Mix with water, apply as a drenching spray
No. 4
Simple Lawn Solutions - Liquid Iron Fertilizer Darker Green - Chelated Micronutrients - Concentrated Green Booster for Turf Grass, Indoor Plants and Outdoor Garden (32 Ounce)
  • Nitrogen and Iron Fertilizer: Darker Green Liquid Iron contains Nitrogen and Iron to help you achieve that dark green color
  • Maintain Lawn & Supplement Nutrient Deficiencies: Darker Green Liquid Iron is perfect for maintaining lawn or treating lawns deficient in Iron
  • Micronutrients: Darker Green Liquid Iron Contains Micronutrients like Iron and Manganese to Carry Out Essential Plant Functions
  • Great For All Grass types: Including Bermuda, St. Augustine, Zoysia, Buffalo, Bahia, Fescue, Ryegrass & Kentucky Bluegrass
  • Application Rates for Lawn and Garden: Versatile Formula can be used on Turf Grass, Ornamentals, Young Plants, Flower Beds, Potting Soil, Young Trees, Garden and Hardy Plants
  • Used Commercially: Used by Farmers and Professionals on Agriculture and Turf Grass all around the world
  • Liquid Iron Blend: Iron is essential to the plant’s production of chlorophyll. Great to enhance the deep green of your lawn
  • Proprietary Fertilizers Made in the USA: All Simple Lawn Solutions products are expertly manufactured with our proprietary manufacturing method, and proudly in the USA by a family-owned company
No. 5
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
  • Liquid Lawn Fertilizer Booster: Iron and Nitrogen Blend. Lawn Energizer booster provides essential nutrients needed to darken the green of your lawn
  • Fertilizer with Attached Sprayer: liquid lawn booster treatment in a ready-to-use hose end sprayer covers 3,200 square feet
  • Lawn Energizer 6-0-0 Contains 6% Nitrogen: Nitrogen encourages growth for the development of a dense attractive lawn
  • Blended with 5% Iron: This concentrated solution is great for enhancing and deepening the green of your lawn
  • Use Alongside Fertilizer Program. Lawn Energizer Liquid Fertilizer can be used with your current fertilizer program. Great as a supplement to granular fertilizer programs for a quick plant uptake
No. 6
Fertilome (10635) Chelated Liquid Iron and Other Micronutrients (1 gal)
  • Quick, economical and easy correction of iron deficiency (yellowing of foliage) in your plants.
  • Nutritional spray adds other key micronutrients to your shrubs, lawns, tress, flowers & vegetables.
  • Concentrate readily mixes with water. Should not be substituted for fertilizer.
  • Apply 2 to 10 teaspoons per gallon depending on height of plant. See label for instruction.
  • Apply a thorough foliage spray to both sides of leaves. Mix 1 tablespoon per gallon of water.
No. 7
Southern Ag Chelated Liquid Iron, 16 OZ Size: 16 OZ
  • Corrects Iron deficiency in flowers, vegetables, shrubs & trees.
  • Also, use in the lawns for a deep, rich green color.
No. 8
Opulent Blends Chelated Liquid Iron (32 fl. oz.) - Liquid Chelated Iron for Lawns, Trees, and Shrubs - 6.5% Iron - EDTA Free - Made in The U.S.A.
  • IRON: encourages chlorophyll formation, improving the greenness in your lawn and garden.
  • FAST ACTING AND LONG LASTING: Opulent Blends Chelated Liquid is proven to provide fast acting and long lasting results in lawns and gardens.
No. 9
Chelated Iron 7-0-0 Liquid Iron for Lawns - Liquid Fertilizer for Lawns, Ironite Lawn Fertilizer, Iron Sulfate & Iron Fertilizer, Liquid Lawn Fertilizer, Chelated Iron for Plants - 32Oz
  • THE PERFECT WAY TO GREEN UP YOUR LAWN & FLOWERS: Liquid Iron Guaranteed is specially formulated to correct chlorosis caused by iron deficiency, making it an industry leading micronutrient fertilizer. Bid farewell to the unsightly yellowing of your turf and ornamentals.
  • ULTIMATE DEEP GREEN BOOSTER: The unique chelation with citric acid makes sure that iron is efficiently absorbed, providing a gorgeous deep green color to your plants and lawn. Making this an ideal iron chelate for plants, iron fertilizer for plants, and lawn can get the best of the highly effective formula for a luscious green garden.
  • 6% IRON NUTRIENTS YOUR PLANTS NEED & 7% NITROGEN: Iron is one of the essential nutrients that plants and lawns require to be healthy. Liquid Iron Guaranteed is a 6% chelator that send nutrients right to the base of your plants to reverse yellowing and promote green. It is perfect as a standalone or additive to your regular fertilization program. The 7-0-0 Iron Guaranteed will help you dial down on your nitrogen input but give enough iron for that nice double dark blue-green look.
  • SAFE AND FRIENDLY FOR ALL TURFS: 7-0-0 Iron Guaranteed is designed to be turf-friendly and suits all types of lawns. Made up of natural and organic ingredients such as nitrogen, sulfur, and iron, our fertilizer provides robust lawn nourishment without compromising mother nature. Treat iron deficiencies and chlorosis and combat yellowing by strengthening roots and increasing the stress tolerance.
  • AMERICAN FAMILY-OWNED COMPANY & USA SUPPORT: PetraMax is a USA-based company located in Carlisle, Pennsylvania. All PetraMax products have a 100% satisfaction guarantee and excellent USA customer service members waiting by the phone to answer any questions you may have. PetraMax continues to work hard to deliver top-quality solutions to keep your home, lawn, and places of business clean, green, and safe.
No. 10
15-0-0-6 Fe - All Purpose Liquid Iron Fertilizer Solution for Darker, Greener Turf, Plants, and Shrubs (32 oz.)
  • KEY FEATURE: 15-0-0-6 Fe is a HIGH CONCENTRATE liquid iron fertilizer solution for darker, greener turf, plants, and shrubs. Provides QUICK GREEN-UP for customers who want a turf more aesthetically appealing.
  • DIRECTIONS FOR ORNAMENTALS: Mix 2 tsp of fertilizer to 1 gallon of water and water plants generously. Use fertilizer once every two weeks.
  • DIRECTIONS FOR TURF: Use 3 oz. of fertilizer for every 1000 sq. ft. Mix in a spray tank at ratio of 1-3 oz. per gallon of water. Fertilize once every 2-4 weeks.
  • GUARANTEED ANALYSIS: 15% Nitrogen, 0% Phosphoric Acid, 0% Soluble Potash, 6% Iron
  • DERIVED FROM: Urea, Ammonium Hydroxide, Iron Sulfate, and Citric Acid.
No. 11
PetraTools Liquid Iron For Lawns - Chelated Iron, Liquid Iron for Plants, Liquid Lawn Fertilizer Concentrate Solutions, Chelated Iron for Plants, Lawn Iron Formula, EDTA-Free & Made In The USA (32 Oz)
  • RESTORE VIBRANT GREEN LAWN & FLOWERS: PetraTools Chelated Liquid Iron is a concentrated solution that revitalizes healthy color & quality for lawns, flowers, vegetables, bushes & trees. It combats yellowing and improves plant color and quality fast.
  • ULTIMATE DEEP GREEN BOOST: This iron supplement for plants contains high levels of bioavailable iron that helps your grass absorb and utilize the nutrient for maximum effectiveness. Liquid Iron uses sugar-based complexing technology for safer and more effective usage for both foliar and root applications.
  • EDTA-FREE FORMULA: We formulated our chelated liquid iron for lawns to be healthy for the plants and surroundings, so it's completely EDTA free. Treat iron deficiencies and chlorosis and combat yellowing by strengthening roots and increasing the stress tolerance.
  • 6% IRON NUTRIENTS YOUR PLANTS NEED: Iron is one of the essential nutrients that plants and lawns require to be healthy. PetraTools liquid iron is a 6% sugar-based chelator that send nutrients right to the base of your plants to reverse yellowing and promote green.
  • American Family-Owned Company & USA Support: PetraTools is a USA-based company located in Carlisle, Pennsylvania. All PetraTools products have a 100% satisfaction guarantee and excellent USA customer service members waiting by the phones to answer any questions you may have. PetraTools continues to work hard to deliver top-quality sprayers & solutions to keep your home, lawn, and places of business clean, green, and safe.
No. 12
Fertilome Chelated Liquid Iron, 1 Gallon
  • 1 gallon
  • A chelated nutritional spray.
  • Formulated to offer quick, economical and easy correction of iron deficiency (yellowing of foliage) and other nutrient deficiencies.
  • For use in potted plants, shrubs, lawns, citrus, shade trees, flowers and vegetables.
No. 13
Scotts Liquid Green Max Lawn Food: 2,000 sq. ft., 2-in-1 Fertilizer and Iron Supplement, Use on Any Grass Type, 32 oz.
  • Scotts Liquid Green Max Lawn Food is your go-to liquid fertilizer and iron supplement for greening your lawn in just 3 days, so bring on those last-minute barbecues and an outdoor season chock-full of fun
  • The dual-action, 2-in-1 formula feeds and supplements with iron to enhance and deepen the green color of your grass
  • Apply to any type of grass, from Kentucky Bluegrass to Bermudagrass; for the best results use regularly from early spring through late fall
  • A well-fed lawn leads to a green lawn, which cleans air, prevents runoff and soil erosion, and makes the great outdoors even greater
  • Application is as easy as connecting your hose to the bottle, pointing the spray nozzle and letting this liquid fertilizer cover up to 2,000 sq ft—no granules, no spreaders, no hassle
No. 14
Chelated Liquid Iron +Plus Concentrate Blend, Liquid Iron for Lawns, Plants, Shrubs, and Trees Stunted or Growth and Discoloration Issues – Solve Iron Deficiency and Root Problems – (32 oz.) USA Made
  • ✔️ When plants are deficient in Iron, growth can become stunted or yellowing takes place eventually taking it’s toll on the plants or turf. Our sugar based Chelated Liquid Iron Plus has 6% Iron with No EDTA, And 12% Nitrogen, 3.3% Sulphur, and 0.05% Manganese for Premium Results on Your Lawn and Garden.
  • ✔️ Use Our Liquid Iron on Trees, Shrubs, and Bushes by applying around the outside of the grow line according to Instructions. Decrease plant and lawn stress while treating Iron deficiencies at the same time with Covington Chelated Iron for plants and lawns.
  • ✔️ Iron deficient leaves will be green veined with a streaked yellow color in the plant tissues between the veins. Foliage may also develop brown leaf margins. If you have foliage that looks like this, you should give the plant some liquid iron.
  • ✔️ MADE IN USA We are a Family Owned business with a long history of experience in the farming and turf industry. Covington products are used everywhere from large farming operations, golf courses, to residential lawns. We take pride in providing you with quality American Made products.
No. 15
Bloom City's Organic Liquid Iron - Liquid Iron for Lawn - Chelated Iron for Plants, 1/2 Pint (8 oz)
  • Corrects iron deficiencies, reducing yellowing of leaves and promoting healthy plant growth.
  • Rapidly increases the levels of iron for plants when applied to soil or foliage.
  • Ideal for gardening enthusiasts seeking a chelated iron fertilizer for robust plant health.
  • Liquid iron formula ensures swift uptake and immediate benefits for your lawn or garden.
  • A staple for any gardener's toolkit, supporting healthy plant growth and vibrant foliage.
SaleNo. 16
Advanced 16-4-8 Balanced NPK - Lawn Food Quality Liquid Fertilizer - Spring & Summer Concentrated Spray - Any Grass Type - Simple Lawn Solutions (32 Ounce)
  • Complete NPK Lawn Food: 16-4-8 is the perfect blend of key macronutrients. This lawn liquid food turf fertilizer also contains Seaweed & Fish.
  • Contains High Quality Feed Grade Ingredients: Nourish your lawn with pure liquid Nutrients in a ready to use sprayer
  • Easy To Use: Designed to be easily applied. This complete Nitrogen, Phosphate and Potash formula gives your grass greening & growth while providing nutrients for lush lawns
  • All Grass types: Including Bermuda, St. Augustine, Zoysia, Buffalo, Centipede, Florida Palmetto, Bahia, Fescue, Ryegrass & Kentucky Bluegrass
  • Produced In The United States: 16-4-8 is manufactured in the United States of America, by a family owned business with 25 years of former experience in the commercial professional turf industry.
  • Blended with 16% Nitrogen. Nitrogen is a major component of chlorophyll where plants get their green coloring. Nitrogen encourages vigorous growth for the development of a dense attractive lawn.
  • Blended with 4% Phosphorus. Phosphorus encourages root development, and enhances vigorous plant development in early stages.
  • Blended with 8% Potassium. Potassium enhances plant tolerance to extreme temperatures and drought, while also playing an essential role in the transfer of nutrients and regulation of water and nutrients.
  • Contains Seaweed and Fish. Seaweed & Fish Emulsion provides rich, organic matter to soil for a more effective Lawn Food and optimum nutrient uptake.
  • 16-4-8 Lawn Food is best to be used to maintain and feed your lawn, if you want to enhance the green of your lawn, if you are trying to boost vertical and lateral growth, and/or if your lawn is deficient in Macronutrients like Nitrogen, Phosphorus and Potassium.
SaleNo. 17
Commercial Grade Lawn Energizer Iron Nitrogen Micronutrient Booster - Liquid Turf Concentrated Fertilizer - Lawn, Garden, and Indoor Plants - Any Grass Type - Simple Lawn Solutions- 1 Quart
  • Liquid Iron, Nitrogen, Micronutrient Blend: Lawn Energizer booster provides essential nutrients needed to darken the green of your lawn.
  • Lawn Energizer 6-0-0 Contains 6% Nitrogen: Nitrogen is a major component of chlorophyll where plants get their green coloring. Nitrogen encourages vigorous growth for the development of a dense attractive lawn.
  • Blended with 5% Iron: Iron is essential to the plant’s production of chlorophyll. This concentrated solution is great to enhance and deepen the green of your lawn.
  • Application Rates for Lawn, Garden, and Indoor Plants: Versatile formula can be used on turf grass, ornamentals, young plants, tomatoes, vegetables, fruit, citrus flower beds, trees, garden, and indoor plants.
  • Can Be Used on All Grass types: Including Bermuda, St. Augustine, Zoysia, Buffalo, Centipede, Florida Palmetto, Bahia, Fescue, Ryegrass & Kentucky Bluegrass.
  • Apply Lawn Energizer Liquid Fertilizer using a hose-end sprayer, backpack sprayer, pump-up sprayer, watering can or refill Lawn Energizer 32-ounce ready-to-use sprayer.
  • Use Alongside Fertilizer Program. Lawn Energizer Liquid Fertilizer can be used with your current fertilizer program. Great as a supplement to granular fertilizer programs for a quick plant response.
  • Complexed Micronutrients: Lawn Energizer is a blend of essential complexed micronutrients: iron, and manganese along with the secondary macronutrients magnesium and sulfur.
  • Treat Nutrient Deficiencies: Lawn Energizer Booster is perfect for maintaining lawn vigor and treating nutrient deficiencies.
  • Produced In The United States: Lawn Energizer is manufactured in the United States of America, by a family-owned business with over 25 years of former experience in the commercial professional turf industry.
No. 18
Earth Science Iron Pro Fast Acting Lawn Garden Iron Supplement by Earth Science – Deep Green Results Grass Flowers Vegetables & Shrubs – Non-Staining Non-Burning Easy Apply Formula – Covers 1K Sq. Ft
  • Fast Acting for Greener Lawns: Delivers deep green results in just days, revitalizes grass, flowers, shrubs, and vegetables.
  • Safe for People, Pets, and Plants: Non-burning, non-staining formula ensures safe application.
  • Effortless Application with Spreader: Quickly apply to lawns and gardens, covers up to 1k sq ft per application.
  • Eco-Friendly and Sustainable Formula: Made with a commitment to healthy soil and safe gardening practices.
  • Trusted Results from Earth Science: Backed by over 25 years of expertise, promotes strong root growth and vibrant plant health.
No. 19
Almighty Iron | (8 fl. oz.) | Makes up to 50 gallons & Covers Up to 50,000 sq. ft. | Liquid Iron - 10% Iron Amino Acid Complex | Foliar Applied Iron for Plants |
  • 10% Iron derived from Iron Amino Acid Complex
  • Deliver Iron to plants/lawns while also supplying your plants with amino acids
  • Is suitable for all plants
  • Makes up to 50 gallons
  • One 8 fl. oz. bottle can treat up to 50,000 sq. ft.

How to choose a good liquid iron for lawns

Does the idea of finding a fantastic liquid iron for lawns make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in liquid iron for lawns. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top liquid iron for lawns products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top liquid iron for lawns on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top liquid iron for lawns brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top liquid iron for lawns based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the liquid iron for lawns were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good liquid iron for lawns, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your liquid iron for lawns.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting liquid iron for lawns for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our liquid iron for lawns. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what liquid iron for lawns should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on liquid iron for lawns.