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The 8 Best organic lawn fertilizers of 2025

Are you trying to find organic lawn fertilizers 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 organic lawn fertilizers 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 24 hours of research and did 32 organic lawn fertilizers 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 organic lawn fertilizers you can buy today

No. 1
Espoma EOFW30 Organic Fall Fertilizer, 30-Pound
  • 8-0-5 fertilizer analysis - 30 lb. bag
  • All natural winterizer lawn fertilizer
  • Extra potash for next year's spring greening
  • Feeds up to 5,000 sq. ft.
No. 2
Safer Brand 9335SR Lawn Restore Natural Lawn Fertilizer - Non-Burning Fertilizer - 9-0-2 NPK - Covers up to 5,000 Sq Ft
  • Enjoy A Lush Green Lawn - Revitalizes lawn to a thick turf by strengthening root systems
  • Works Fast - Lawns start to green up within 3 to 5 days of application
  • Non-Burning - The formula promotes soil vitality for a thicker, healthier lawn and is made from ingredients that will not burn your lawn or deprive the soil of nutrients
  • Helps Plants Withstand Stresses - Provides effective year-round care by helping plants withstand heat, cold and drought stresses
  • Naturally Derived Formula - When used as directed, your lawn is safe for your kids and pets to continue playing immediately after application
  • Large Coverage Area - Each bag offers up to 5,000 square feet of coverage and contains all the nutrients needed to bring your lawn back to life
SaleNo. 3
Espoma EOLB30 Organic Lawn Booster Fertilizer, 30-Pound
  • Made from Feather Meal, Pasteurized Poultry Manure & Gypsum
  • 8-0-0 formulation 30lbs
  • Feeds up to 5,000 sq ft
  • Safe for kids and pets
  • Environmentally friendly
SaleNo. 4
Purely Organic Products Lawn Food 10-0-2, 15 LB Bag (Covers 3,000 Square Feet)
  • Promotes Lush Green Turf Grass. Will Not Burn Your Lawn.
  • Plant Based Formula with Distillers Grains & Soy. No Harsh Chemicals, No Manure & No Smelly Biosolids.
  • Convenient, Family & Pet Friendly. No Restrictions on Re-Entry Time After Application.
  • 10-0-2 Formula with No Phosphorus Meets Town & Municipality Regulations Restricting Phosphate Use.
SaleNo. 5
Jonathan Green Organic Organic 8-0-1 Lawn Food for All Grass Types 20 lb. 5000 sq. ft.
  • FEEDS LAWNS FOR 8-10 WEEKS - This grass fertilizer has an analysis of 10-0-1 and is designed to promote lush green growth in lawns. It provides gradual, consistent nutrient release for 8 to 10 weeks.
  • PACKED WITH TURF NUTRIENTS - Our lawn fertilizer provides excellent turf nutrients that promote healthy grass growth. It contains iron for deep greening. Can be used on established lawns and newly seeded or sodded lawns.
  • CHILDREN & PET SAFE - Due to the absence of fast-release synthetic ingredients, our fertilizer won't burn the yard and kids and pets may use the lawn immediately after application. It also has no undesirable manures or sludge-based fertilizers.
  • EASY TO APPLY - The homogenous granules of this grass fertilizer are incredibly easy to spread. Our lawn food should be applied using a rotary, drop, or hand-held spreader.
  • COMPLETE COVERAGE - This 17 lb bag covers up to 5,000 sq. ft. The best time to apply is late spring, summer, or early fall.
SaleNo. 6
Espoma Organic All Season Lawn Food 9-0-0 Natural & Organic Lawn Food; Fertilizer for All Lawns; Long Lasting Organic Nitrogen for a Greener Lawn. 28 lb. Bag Covers up to 5,000 Sq. Ft.
  • CONTAINS: Espoma Organic Lawn Food is a rich blend of the finest natural & organic ingredients enhanced with our exclusive Bio-tone formula; 9-0-0 Fertilizer analysis. Adds Long Lasting Nitrogen for Deep Green Color. Environmentally Safe - No sludges or toxic ingredients.
  • FOR USE ON: Use for all lawns both cool and warm season grasses. Ideal for fescues, bluegrass, rye grass, St. Augustine and zoysia. Won’t Burn Lawns or Leach Out of Soil
  • WHEN / HOW TO USE: Use both early & late spring and fall for all lawns. Apply with a drop or broadcast spreader.
  • FOR ORGANIC GARDENING: All Season Lawn Food is approved for organic gardening; It is a registered Organic Input Material meaning it meets all requirements for organic production.
  • MADE IN THE USA: Product of the Espoma Company. The leader in natural organics since 1929
No. 7
Lawnbox Fall Fix 5-5-5 100% Organic Grass Fertilizer 12.5 lb Bag Covers 2,500 sq ft
  • Fall Fix 5-5-5 is an OMRI listed, 100% organic lawn fertilizer
  • Ideal for fall applications and during seeding, overseeding, and sod installation
  • Does not contain animal byproducts, manures, biosolids, or other waste material
  • Safe for use on all turf types and is family friendly - yard is safe to use immediately after applying
  • Not for sale in CA or OR
No. 8
Purely Organic Products Lawn Food 10-0-2, 25 LB Bag (Covers 6,250 Square Feet)
  • Promotes Lush Green Turf Grass. Will Not Burn Your Lawn.
SaleNo. 9
True Organic Liquid Lawn Fertilizer 32 oz - CDFA, OMRI Listed for Organic Gardening NPK 4-0-1
  • True Organic Liquid Lawn Fertilizer: Contains 32 oz of CDFA, OMRI Listed liquid fertilizer for organic gardening NPK 4-0-1
  • How To Use: Apply monthly for rapid green-up. Our 32 fl oz bottle covers up to 2,000 sq ft.
  • Made With 100% Organic and Natural Ingredients: True Organic plant fertilizers exceed industry requirements for clean sourcing and testing for pathogens and are pet friendly
  • Our Specialty: We manufacture all of our products in the USA for the highest quality, ethically sourced, organic plant foods and fertilizers
  • Farm To Table: Our plant fertilizers offer more farm grade, certified premium organic content than any plant food sold today to regenerate the soil and produce healthier fruits and vegetables
No. 10
EcoScraps Slow-Release Fertilizer, Made with Recycled Nutrients and Organic Matter, Covers up to 2,500 sq. ft., 45 lbs.
  • EcoScraps Slow-Release Fertilizer is a high-performing fertilizer that provides extended feeding and rich, vibrant greening of your lawn
  • This slow-release fertilizer won't burn lawns (when used as directed)
  • Apply to new or established grass lawns using a Scotts spreader; apply evenly to dry grass avoiding streaks, skips, and overlaps
  • This lawn care product may be used on all grass types and on landscape plants including trees, shrubs, annuals, and perennials
  • One 45 lb. bag of EcoScraps Slow-Release Fertilizer covers up to 2,500 sq. ft. of lawn
No. 11
Green Organic Fertilizer - Grass Fertilizer for Lawn Color & Sustained Growth, Lawn Fertilizer That Conditions & Nourishes Soil, No Harsh Chemicals Lawn Care, 32 oz. Lawn Food for 5,000 sq. ft.
  • REVOLUTIONARY YARD FERTILIZER: Unlike traditional grass fertilizer, STAG organic lawn fertilizer addresses fundamental grass and soil health factors instead of simply providing excessive nutrients.
  • EXCEPTIONAL-LOOKING LAWN: Restores your lawn’s vibrant color with Iron and Manganese and the right amount of nutrients for sustained growth, leading to an exceptional looking lawn that lasts longer.
  • CONDITION & STRUCTURE SOIL: Summer & spring fertilizer for lawns with high levels of organic carbon, amino acids, & biostimulants for soil structuring & conditioning and beneficial microbe population.
  • REDUCED RISK OF DAMAGE: STAG’s fertilizer for lawns doesn’t overfertilize & reduces the risk of damage to grass and root zones by providing necessary nutrients readily absorbed and utilized effectively.
  • ORGANIC INGREDIENTS: Kids & pet friendly fertilizer for lawns with organic ingredients, no harsh chemicals to prevent burning. Our lawn care products maintain healthy lawns & protect the environment.
  • SUPERIOR FORMULA: We ensure that our 32 oz, 5,000-square-foot lawn lawn food for grass is sustainable and premium, so you can enjoy a superior-looking lawn that makes neighbors envious.
No. 12
Jonathan Green (10251) Organic Lawn Food - 10-0-1 Grass Fertilizer (15,000 Sq. Ft.)
  • Size: 15000 sq. ft.
  • Fertilizer Analysis: 10-0-1
  • Complex, all organic lawn food
  • Derived from feather meal, soybean meal, molasses and wheat middlings
  • Promotes strong grass growth
No. 13
Root Organic Lawn Fertilizer - Grass Fertilizer for Lawn with Potassium for Root Growth, Lawn Fertilizer That Conditions Soil, No Harsh Chemicals Lawn Care, 32 oz Lawn Food for 5,000 sq. ft.
  • REVOLUTIONARY YARD FERTILIZER: Unlike traditional grass fertilizer, our organic lawn fertilizer addresses the main grass root & soil health factors instead of simply providing excessive nutrients.
  • FASTER ROOT GROWTH: Plant food with Potassium for roots to grow faster – this liquid lawn fertilizer has kelp, humic acid, & proper nutrients for an exceptional-looking, longer-lasting, vibrant lawn.
  • CONDITION & STRUCTURE SOIL: Summer & spring fertilizer for lawns with high levels of organic carbon, amino acids, and biostimulants for soil structuring & conditioning to help promote plant growth.
  • REDUCED RISK OF DAMAGE: STAG’s fertilizer for lawns doesn’t overfertilize & reduces the risk of damage to grass & root zones by providing necessary nutrients readily absorbed and utilized effectively.
  • ORGANIC INGREDIENTS: Kids & pet friendly fertilizer for lawns with organic ingredients, no harsh chemicals to prevent burning. Our lawn care products maintain healthy lawns & protect the environment.
  • SUPERIOR LIQUID FERTILIZER: We ensure that our 32-gallon, 5,000-square-foot lawn food for grass has a premium formula so you can enjoy a superior-looking lawn that makes neighbors envious.
No. 14
Lawnbox Lawn Luxe 7-0-7 100% Organic Summer Grass Fertilizer 14 lb Bag Covers 2,500 sq ft
  • Lawn Luxe 7-0-7 is an OMRI listed, 100% organic lawn fertilizer
  • Feeds your lawn and helps it stand up to summer stress from increased traffic, higher temperatures, and drought
  • Safe for use on all turf types and is family friendly - yard is safe to use immediately after applying
  • Does not contain animal byproducts, manures, biosolids, or other waste material
  • Not for sale in CA or OR
No. 15
Sea Kelp for Lawn & Plants- OMRI Listed for Organic Use- Seaweed Soil Treatment for Turf Grass & Garden- Sea Hume- Simple Lawn Solutions (1 Gallon)
  • Seaweed 8%: Liquid Sea Kelp Concentrate blended with Ascophyllum Nodosum Seaweed harvested in the Icy North Atlantic.
  • Humic Acid 1%: Sea Hume is a Highly Concentrated form of Liquefied Carbon Derived from the Highest Quality Humate Source, Leonardite. Leonardite is Considered by many to be the Highest Quality form of Humic Acid.
  • Versatile Formula for Lawn and Garden: Sea Hume Can help increase the Transfer of Nutrients and Help your Lawn, Garden, and Plants Uptake Nutrients more Efficiently.
  • Concentrated Solution: Sea Hume can Enhance Conditions For Improving Plant's Tolerance to Abiotic Stressors like Drought and Extreme Temperatures.
  • Intense Kelp, Soil Conditioning Treatment: Seaweed has been used in Agriculture for Centuries and is Highly Trusted and Valued by Farmers All Over the World.
  • Use Alongside Lawn Food Fertilizer Program. Can be used on all grass types including Bermuda, St. Augustine, Zoysia, Buffalo, Centipede, Florida Palmetto, Bahia, Fescue, Ryegrass & Kentucky Bluegrass.
  • Application Rates for Garden: Use on Indoor Plants, Flowers, Roses, Garden, Landscape, Hardy trees, Seeding, Overseeding and New sod. Use Alongside Plant Food Fertilizer Program.
  • Easy to Use, Application Rates for Lawn and Garden: Soil Hume can be Applied using a Hose-end Sprayer, Backpack Sprayer, Spray Tank or Pump-up Sprayer or Watering Can.
  • 1 Gallon Bottle: Sea Hume is a Quality Soil treatment. Used Professionally on Commercial Agricultural, Athletic Turf, and Golf Courses. Great size for Large Properties & Landscapes, Professional Lawn Services or Multiple Applications.
  • Made and Manufactured in the United States: Manufactured by a Family Business and Used by Farmers and Professionals all over the world for the past 25 years.
No. 16
Green Envy Liquid Lawn Food / Fertilizer Concentrate for Any Grass Type (1 Gallon), Turf Care & Healthy Grass
  • LIQUID LAWN FERTILIZER CONCENTRATE: GS Plant Foods Green Envy is a premium turf product formulated specifically for the exacting needs of lawns of all types. This liquid lawn fertilizer delivers what you want most: lush, green, and healthy grass. The humic acid combination allows for the greatest nutrient uptake. With our liquid lawn concentrate, you can create incredibly healthy and resilient turf, able to withstand environmental stresses such as drought, heat, cold, and frost.
  • ORGANIC LAWN TURF SUPERFOOD: GS Plant Foods liquid fertilizer for lawns contains a broad spectrum of beneficial nutrients, plus all the benefits of organic humic. Humic acid for plants improves plant immunity, plant root development, and the supply of plant nutritional elements whilst also increasing the formation of ferments. Great for any grass type, GS Plant Foods Green Envy will enable you to maintain the highest levels of quality on your lawn.
  • WORKS SYNERGISTICALLY WITH ALL FERTILIZERS: Green Envy from GS Plant Foods is among the highest quality products you can get. This lawn feed works synergistically with all fertilizers and can be used on all sorts of grass types, making it a great turf and liquid lawn food concentrate to keep around the house. By combining some of nature’s most efficient natural, organic ingredients, you give your lawn what they need most to grow healthy.
  • EASY TO APPLY FOR NATURAL GREAT RESULTS: Stir or mix well before each use. Mix 2- 4 ounces of Green Envy per gallon of water. Spread at a rate of approximately 1 gallon of prepared mixture per 1000 sq ft of lawn. Mixes well with other products may be added to fertilizer applications. Irrigation is not required after application. Any sprayer will work, but for large areas, the hose end sprayer is the easiest. 1 gallon of this organic fertilizer for lawns will yield up to 64 gallons.
  • TRUSTED & RELIABLE: At GS Plant Foods, we understand that you are placing your trust in us to provide you with the highest quality products available. We have 100% confidence in the quality of our products and continuously strive to deliver the best customer experience. Our products are organic, easy to use, cost efficient, sustainable, and yield consistent & amazing results in your garden, no matter what you're growing or what medium in which your plants are growing.
No. 18
Organic Kelp Fertilizer by GS Plant Foods - Omri Certified (1 Quart) - Kelp Fertilizer for Gardens, Lawns & Soil
  • OMRI ORGANIC LISTED SEAWEED & KELP FERTILIZER: Liquid Kelp is a natural plant food that provides a range of benefits for plant health and nutrition. OMRI listed for organic use, GS Plant Foods Liquid Seaweed Fertilizer is a completely natural, seaweed extract fertilizer for plants. Our liquid seaweed will optimize soil conditions for greater root mass and improve nutrient uptake. It can be applied without concern for harmful chemicals or nutrient loss to the environment.
  • ONE OF NATURE’S ‘MIRACLE’ PLANT FOODS: Made from the finest seaweed plant Ascophyllum Nodosum, this is one of nature’s miracle plant foods. Our seaweed extract improves your plant’s tolerance to excessive heat, wind, drought conditions and more. It increases and stabilizes chlorophyll in plants, which results in darker green leaves and increased sugar content in plants.
  • IMPROVES OVERALL PLANT NUTRITION AT HOME OR COMMERCIALLY: GS Plant Foods sea kelp fertilizer is used extensively on a commercial basis, as well as at home for gardeners as an organic soil conditioner. Using GS Plant Foods seaweed plant fertilizer will lead to improved nutrient uptake and general plant wellbeing.
  • EASY TO APPLY FOR NATURAL GREAT RESULTS: Apply liquid kelp to improve growing conditions in all growth stages. This liquid kelp should be sprayed in the morning or late afternoon when temperatures are lower, and the leaves stoma are open.
  • TRUSTED & RELIABLE: At GS Plant Foods, we understand that you are placing your trust in us to provide you with the highest quality organic seaweed fertilizer products available. We have 100% confidence in the quality of our products and continuously strive to deliver the best customer experience. Our products are organic, easy to use, cost efficient, sustainable, and yield consistent & amazing results in your garden, no matter what you're growing or what medium in which your plants are growing.
No. 19
Humic Acid Organic Lawn Fertilizer - Fulvic Humic Mineral Blend for Trees, Shrubs, Ornamentals, Vegetables & Crops - Enhancer & Garden Soil Conditioner by FoliarTech, 34 OZ
  • Transform Your Garden: Our liquid lawn fertilizer concentrate regulates pH levels and eliminates nutrient lockout improving soil quality. Stimulating root development, it enhances nutrient absorption, producing thriving plants with bountiful yields!
  • Show Your Garden Some Natural Love: Our humic acid lawn booster is OMRI-certified — the perfect child and pet-safe choice for eco-conscious farmers and gardeners who prefer pure, naturally enriching ingredients.
  • Versatile Solution and Application: Our flexible, organic humic fulvic acid liquid aeration lawn stimulant enhances lawns or gardens and allows for direct use or mixing with other additives and water. Use sprayers or hydroponic setups — our solution is 100% water soluble, does not clog and is compatible with any system.
  • Ideal for All Plants: FoliarTech humic acid plant food and liquid aerator for compacted soil works on indoor and outdoor vegetation at any stage of growth by creating root zones for increased oxygen flow. Boost plant development, no matter the type.
  • Gardening for a Better Tomorrow: Crafted from 100% pure Humalite from Alberta, Canada, we offer the highest quality standards for gardeners, lawn enthusiasts, and crop cultivators who demand and deserve only the best.
No. 20
Espoma LL30 Organic Lightning Lime Fertilizer, 30 lb
  • All Natural Fast Acting Lime Approved For Organic Gardening
  • 5 Times The Coverage Of Regular Pelletized Limestone
  • Dust Free Formula Adjusts Ph Fast (Just 6-8 Weeks)
  • No Assembly Required

How to choose a good organic lawn fertilizers

Does the idea of finding a fantastic organic lawn fertilizers 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 organic lawn fertilizers. 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 organic lawn fertilizers 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 organic lawn fertilizers 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 organic lawn fertilizers 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 organic lawn fertilizers 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 organic lawn fertilizers 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 organic lawn fertilizers, 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 organic lawn fertilizers.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting organic lawn fertilizers 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 organic lawn fertilizers. 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 organic lawn fertilizers 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 organic lawn fertilizers.