15 Amazing Organic Lawn Fertilizer for 2024

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In today's world where sustainability and eco-friendliness are gaining momentum, creating a lush and vibrant lawn without the use of harmful chemicals has become a top priority for many homeowners. Organic lawn fertilizers offer a natural and safe alternative for effective lawn care, ensuring not only beautiful green spaces but also a healthier environment. With the focus on the year 2023, this article will delve into the top 15 amazing organic lawn fertilizers that will undoubtedly revolutionize the way we nourish our lawns. From nutrient-rich compost-based options to innovative seaweed and microbe-infused formulas, these organic fertilizers promise to provide the necessary nutrients to promote sustainable and thriving lawns, bridging the gap between nature and technology.

Concentrated Organic Liquid Kelp & Seaweed Extract – Quart Size

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Overall Score: 9.3/10

The Organic Liquid Kelp Fertilizer is a fully organic seaweed and kelp blend that aids in every stage of plant growth. With a unique processing technique, this fertilizer provides all the benefits of natural kelp enzymes and hormones without the fibrous pulp found in other kelp products. It is simple and safe to use for all plants and can be added to every watering. This kelp fertilizer is formulated and made in the USA and is designed by botanists and plant chemists. It comes in a quart-sized bottle, which makes 180 gallons of fertilizer.

Overall, the Organic Liquid Kelp Fertilizer is an excellent choice for any plant enthusiast. It provides the benefits of natural enzymes and hormones without the non-nutritious fibrous pulp found in other kelp products. With its simple and safe application, this fertilizer is suitable for all plants and lawns. It is formulated and made in the USA using high-quality ingredients and manufacturing methods. While there may be some drawbacks, such as incorrect dosage instructions and a recent price increase, the positive effects on plant growth and health make it a clear winner. Give your plants the boost they need with this organic liquid kelp fertilizer.

Super Seaweed Humic Acid Blend – Lawn & Garden Concentrate

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Overall Score: 9/10

The Organic Super Seaweed Humic Acid Blend is a versatile liquid concentrate that can be used to improve the health and nutrient uptake of lawns and plants. Blended with 4% seaweed and 4.5% humic acid, it helps increase nutrient transfer and efficiency. It can be used alongside a lawn food fertilizer program and is suitable for all grass types and a variety of plants. This easy-to-use solution can be applied using a hose-end sprayer, backpack sprayer, spray tank, or watering can. With a quart-sized bottle, it is a quality soil solution made in the USA and used by farmers and professionals worldwide. Customers have praised its effectiveness in reviving struggling plants and improving the overall health and appearance of lawns. Overall, it is a must-have product for lawn and garden care.

The Organic Super Seaweed Humic Acid Blend is a highly effective and versatile solution for enhancing the health and appearance of lawns and plants. With its blend of seaweed and humic acid, it promotes nutrient transfer and uptake, resulting in greener and healthier lawns. While the strong seaweed odor may be off-putting for some, the positive impact on plant growth outweighs this drawback. Customers have praised its ability to revive struggling plants and improve overall lawn health. Although the bottle may have some leakage issues, the product itself delivers outstanding results. Whether you have a small garden or a large lawn, this product is a must-have for anyone looking to improve the vitality of their plants and turf.

Humic Acid Organic Lawn Fertilizer

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Overall Score: 9/10

Transform your garden with the Humic Acid Organic Lawn Fertilizer by FoliarTech. This liquid lawn fertilizer concentrate enhances soil quality, promotes root development, and improves nutrient absorption for thriving plants. It is the perfect choice for eco-conscious gardeners, as it is made from pure, naturally enriching ingredients. The versatile solution can be used for both indoor and outdoor plants and is compatible with any system. Crafted from 100% pure Humalite from Alberta, Canada, this fertilizer meets the highest quality standards. With a customer rating of 4.6/5, it has received rave reviews for its effectiveness and ease of use.

The Humic Acid Organic Lawn Fertilizer by FoliarTech is a highly effective and eco-friendly solution for enhancing plant growth. Its unique blend of organic ingredients improves soil quality and nutrient absorption, resulting in thriving plants and bountiful yields. The product’s versatility and compatibility make it suitable for all types of plants, both indoors and outdoors. With its high customer rating and positive reviews, it is clear that this fertilizer delivers on its promises. While it may be slightly more expensive than other options on the market, its effectiveness and environmentally-friendly formulation make it a worthwhile investment for any garden enthusiast.

Organic Kelp Fertilizer – Liquid Kelp Concentrate for Gardens

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Overall Score: 8/10

The Organic Kelp Fertilizer by GS Plant Foods is a natural and organic seaweed extract fertilizer for plants. It is OMRI listed and provides a range of benefits for plant health and nutrition. Made from the finest seaweed plant Ascophyllum Nodosum, this 'miracle' plant food improves plant tolerance to various conditions and enhances overall plant nutrition. It is easy to use and can be applied in all growth stages. Trusted and reliable, GS Plant Foods is dedicated to delivering the highest quality organic seaweed fertilizer products for amazing results in your garden.

The Organic Kelp Fertilizer by GS Plant Foods is a fantastic organic seaweed extract fertilizer that provides numerous benefits for plant health and nutrition. With its OMRI listing and high-quality formulation, it is a reliable choice for both home gardeners and commercial use. The easy application makes it convenient for all growth stages, and the results are truly impressive with improved plant nutrition and tolerance. While some users may find it a bit pricey, the overall value and consistent results make it a worthwhile investment. Say goodbye to nutrient loss and harmful chemicals by choosing this reliable and sustainable kelp fertilizer for your garden.

Stag Organic Lawn Fertilizer – Root-Boosting 32 oz Lawn Food

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Overall Score: 9.5/10

Root Organic Lawn Fertilizer is a revolutionary yard fertilizer that addresses the main factors for grass root and soil health. It promotes faster root growth, conditions and structures soil, and reduces the risk of damage to grass and root zones. With organic ingredients and no harsh chemicals, it is safe for kids, pets, and the environment. This superior liquid fertilizer is designed for a 5,000 sq. ft. lawn, providing you with a superior-looking lawn that will make your neighbors envious.

Root Organic Lawn Fertilizer is a game-changer for maintaining a healthy and vibrant lawn. It goes beyond traditional fertilizers by targeting the main factors for grass root and soil health. With faster root growth, conditioned and structured soil, and reduced risk of damage to grass and root zones, your lawn will have exceptional looks and longer-lasting results. The organic ingredients make it safe for kids, pets, and the environment. Easy to apply with superior liquid formula, this fertilizer guarantees a superior-looking lawn that will impress your neighbors. Although some users didn’t see a visible growth difference and the container size may be smaller than expected, the overall benefits and positive user experiences make Root Organic Lawn Fertilizer a top choice for lawn care.

25 lb. Lawn Food Fertilizer

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Overall Score: 8.5/10

Promote a lush, green lawn with the 25 lb. Lawn Food Fertilizer. This family-friendly fertilizer contains no harsh ingredients, manure, or biosolids, making it safe to use. It conveniently allows re-entry without any restrictions on time. With its high-quality formula, it effectively greens up the grass and provides excellent results. The 25-pound bag is perfect for treating your lawn, ensuring it receives the necessary nutrients for healthy growth. Whether you have a small or large lawn, this fertilizer spreads evenly and efficiently. It is also organic, making it an excellent choice for those who prefer natural products. Give your lawn the care it deserves with this top-quality lawn food fertilizer.

With its high-quality formula and family-friendly features, the 25 lb. Lawn Food Fertilizer is an excellent choice for maintaining a lush, green lawn. Its organic composition and absence of harsh ingredients make it safe to use, while its effective nutrients ensure substantial grass growth. Although visual results may take time, this slow and steady fertilizer is worth the wait. Its convenience, even spreading, and economical usage make it an ideal solution for both small and large lawns. Whether you’re a gardening enthusiast or a casual homeowner, this top-quality fertilizer will provide astonishing growth and excellent results for your lawn.

Safer Brand Lawn Restore Natural Lawn Fertilizer

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Overall Score: 9/10

Revitalize your lawn with Safer Brand Lawn Restore Natural Lawn Fertilizer. This non-burning fertilizer works fast to give you a lush, green lawn within 3 to 5 days. It promotes soil vitality, helping plants withstand heat, cold, and drought stresses. Made from a naturally derived formula, it is safe for kids and pets to play on immediately after application. Each bag covers up to 5,000 square feet, providing all the nutrients needed to bring your lawn back to life.

Safer Brand Lawn Restore Natural Lawn Fertilizer is a reliable option for revitalizing your lawn. It works quickly, helping your lawn regain its lush greenery within a few days. The non-burning formula ensures that your lawn and soil remain healthy, while also providing year-round care by helping plants withstand various stresses. With its naturally derived formula, it is safe for your kids and pets to enjoy the lawn immediately after application. The large coverage area of up to 5,000 square feet makes it a convenient and cost-effective choice. While some customers may need to apply multiple times for optimal results, the majority of users have seen positive changes in their lawns. Give your lawn the care it deserves with Safer Brand Lawn Restore Natural Lawn Fertilizer.

Stag Organic Lawn Food – Nourishing Grass Fertilizer for Healthy, Happy Lawns

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Overall Score: 9/10

The Heal Organic Lawn Fertilizer is a revolutionary grass fertilizer that goes beyond providing excessive nutrients. It addresses the main factors that affect grass root and soil health to ensure vibrant and healthy grass. Made with phosphorus and fulvic acid, it promotes strong root growth and results in a lasting and exceptional-looking lawn. This lawn fertilizer also conditions and structures the soil, thanks to its rich organic carbon and biostimulants like molasses. It reduces the risk of damage to grass and root zones and is safe for kids and pets. With its superior formula, this 32 oz bottle covers 5,000 square feet of lawn. Transform your lawn into a lush and envy-worthy space with the Heal Organic Lawn Fertilizer.

The Heal Organic Lawn Fertilizer offers a groundbreaking approach to lawn care, prioritizing grass root and soil health. It effectively promotes vibrant and healthy grass while conditioning and nourishing the soil. With its organic ingredients and reduced risk of damage, it’s a safe and eco-friendly option for maintaining a beautiful lawn. The 32 oz bottle provides excellent coverage, making it a cost-effective choice. Whether you want to revitalize your lawn, grow alternative grains, or simply have a lush and envy-worthy space, this lawn fertilizer is a must-have. Say goodbye to harsh chemicals and hello to a lawn that will make your neighbors green with envy!

Lawn Luxe 7-0-7 Grass Fertilizer

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Overall Score: 8.2/10

Lawnbox Lawn Luxe 7-0-7 is a 100% organic fertilizer that is perfect for your lawn during the summer months. With a special blend of nutrients, it provides your grass with everything it needs to stay healthy and vibrant. This fertilizer not only feeds your lawn but also helps it withstand the stress of summer, including increased traffic, higher temperatures, and drought. It delivers both quick-release and slow-release nitrogen, ensuring immediate green-up and extended feeding for up to 6 weeks. Additionally, the inclusion of humic acid promotes healthy soil, resulting in a more beautiful and robust lawn. With a 14 lb size, it can cover up to 2,500 sq ft of area.

Lawnbox Lawn Luxe 7-0-7 100% Organic Summer Grass Fertilizer is a highly effective solution for maintaining a healthy and vibrant lawn during the summer months. Its organic formula provides essential nutrients and promotes healthy soil, resulting in a greener and thicker lawn. Although some users experienced issues with grass burn and slow recovery of bare spots, the majority of reviews praise the product for its effectiveness, especially in hot and challenging climates. Overall, Lawn Luxe is a reliable choice for homeowners looking to enhance the health and appearance of their lawns while prioritizing organic and safe solutions.

Espoma Organic Lawn Booster Fertilizer, 30-Pound

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Overall Score: 8.5/10

Revitalize your lawn with the Espoma EOLB30 Organic Lawn Booster Fertilizer. This 30-pound bag of organic fertilizer is made from feather meal, pasteurized poultry manure, and gypsum, providing a natural and environmentally friendly solution for feeding your lawn. It has an 8-0-0 formulation, perfect for giving your grass the necessary nutrients to thrive. Safe for kids and pets, this organic fertilizer is a great choice for maintaining a healthy and vibrant lawn. With its ability to cover up to 5,000 square feet, you'll be impressed by the thicker and greener results it delivers. Give your lawn the boost it deserves with the Espoma Organic Lawn Booster Fertilizer.

The Espoma EOLB30 Organic Lawn Booster Fertilizer is a fantastic choice for those looking to improve the health and appearance of their lawn. Its organic composition ensures the safety of your family and pets, while its effective formulation provides the nutrients needed for a lush and vibrant lawn. With the ability to cover up to 5,000 square feet, this fertilizer is a cost-effective solution for large lawns. The only drawback is its strong smell and occasional clumps, but these can be outweighed by the positive results it delivers. Give your lawn the care it deserves with the Espoma Organic Lawn Booster Fertilizer.

AgroThrive Organic Liquid Fertilizer – 3-3-2 NPK (1 Gal)

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Overall Score: 8/10

AgroThrive All Purpose Organic Liquid Fertilizer is a highly effective fertilizer that produces organic results in less than a week. It is OMRI, CDFA, and WSDA listed for organic gardening, ensuring that no synthetic chemicals are used. This general-purpose liquid organic fertilizer is specially formulated for lawns, vegetables, greenhouses, herbs, and everything else that grows. It is derived from organic fish and grain, and produced using the Progressive Digestion Process, which breaks down the organic ingredients to a simple molecular structure that plants can easily absorb. The fertilizer activates soil and helps nutrient release, promoting vigorous root and foliar growth and improving plant disease resistance. It is a convenient liquid concentrate that can be mixed with water and applied to the soil. With dimensions of 5.75Lx4.75Wx10.50H and a size of 1 gallon, it is perfect for all your gardening needs.

AgroThrive All Purpose Organic Liquid Fertilizer is a highly recommended product for all gardening enthusiasts. It produces visible results in less than a week and is certified for organic gardening, ensuring the absence of synthetic chemicals. With its versatile formulation, it can be used on lawns, vegetables, greenhouses, herbs, and more. The fertilizer activates soil, promotes vigorous growth, and improves plant disease resistance. While it may not be suitable for NFT hydroponics, it is perfect for traditional gardening methods. The only drawback is its strong smell indoors. Overall, this liquid concentrate provides excellent value for money and is a must-have for anyone looking to enhance their plant’s health and productivity.

Organic Lawn Food – 10-0-1 Grass Fertilizer

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Overall Score: 8/10

Achieve a lush green lawn with Jonathan Green (10251) Organic Lawn Food. This complex and all organic lawn food is designed to promote strong grass growth, providing you with a beautiful and healthy yard. Derived from feather meal, soybean meal, molasses, and wheat middlings, this fertilizer is designed to cover a large area of 15,000 sq. ft. With a fertilizer analysis of 10-0-1, it ensures that your grass receives the right balance of nutrients. Apply this lawn food to see visible improvements in your lawn's health and appearance.

Jonathan Green (10251) Organic Lawn Food is a great choice for those seeking an organic and effective lawn fertilizer. With its complex blend of feather meal, soybean meal, molasses, and wheat middlings, it offers all the necessary nutrients for strong grass growth. The large coverage area of 15,000 sq. ft. ensures that you can nourish a significant portion of your yard with just one application. While it may take some time to see visible improvements, the organic and all-natural ingredients make it worth the wait. Maintain a lush green lawn with Jonathan Green Organic Lawn Food!

GS Plant Foods Omri Listed Organic Fish & Kelp Fertilizer (1 Gallon)

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Overall Score: 9/10

The Omri Listed Fish & Kelp Fertilizer by GS Plant Foods is an organic liquid fertilizer that promotes optimal plant growth and health for various types of plants. It rebuilds soil, improves plant color, and increases sugar content in plants. This fertilizer also relieves plant stress and increases resistance to extreme weather conditions. It can be easily applied for natural and excellent results. The trust and reliability of GS Plant Foods make this a preferred choice for both commercial and home gardeners. The product is easy to use, cost efficient, sustainable, and yields consistent and amazing results. It comes in a 1-gallon size.

The Omri Listed Fish & Kelp Fertilizer by GS Plant Foods is a highly effective organic fertilizer that delivers fantastic results for both commercial and home gardening. It rebuilds soil, improves plant color, and increases plant vigor. While the smell may be strong, the benefits outweigh this minor inconvenience. It is a trusted and reliable product that consistently yields impressive crop yields and healthier plants. Whether you’re growing vegetables, trees, lawns, or flowers, this fertilizer is an excellent choice to promote optimal plant growth and health. Just be mindful of the application method and follow the instructions for best results.

Organic Grass Fertilizer for Vibrant Lawns

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Overall Score: 8.5/10

Transform your lawn with the Green Organic Fertilizer! Unlike traditional grass fertilizers, this revolutionary lawn food goes beyond excessive nutrients to address soil health and nourish your lawn. With its exceptional formulation containing Iron, Manganese, and organic ingredients, this fertilizer restores vibrant color, promotes sustained growth, and conditions the soil to create a healthier lawn. The organic ingredients make it safe for kids, pets, and the environment. The superior formula ensures that you can cover up to 5,000 square feet with its 32 oz size. Give your lawn the attention it deserves with this game-changing grass fertilizer.

The Green Organic Fertilizer is a game-changer in lawn care. Its focus on grass and soil health sets it apart from traditional fertilizers, and it delivers exceptional results. With its ability to restore vibrant color, sustain growth, and condition the soil, this organic lawn fertilizer creates a healthier and more beautiful lawn. The use of organic ingredients ensures a safe and eco-friendly solution, while the superior formula guarantees a superior-looking lawn. Although coverage claims may not always be accurate, the overall effectiveness of this product makes it a worthwhile choice for anyone looking to transform their lawn. Give your lawn the attention it deserves with the Green Organic Fertilizer!

Lawnbox Grass Genie Organic Spring Grass Fertilizer

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Overall Score: 8/10

The Lawnbox Grass Genie 10-0-6 is a 100% organic lawn fertilizer that is ideal for spring applications on both established and recently planted lawns. It provides quick and slow-release nitrogen for immediate greening up and extended feeding for up to 6 weeks. The fertilizer includes humic acid to promote healthy soil. With a size of 16 lb, it covers up to 2,500 sq ft. Customers have reported positive results, noting improvements in grass growth and vibrant colors. It is also safe for pets. Some reviewers found it slightly expensive for the coverage area, but overall, it is considered an effective and easy-to-use fertilizer. The Lawnbox Grass Genie receives a score of 8 out of 10.

The Lawnbox Grass Genie 10-0-6 organic spring grass fertilizer offers a reliable and effective solution for greening up and nourishing your lawn. With its quick and slow release of nitrogen, it provides immediate results and sustained feeding for up to 6 weeks. The inclusion of humic acid promotes healthy soil, contributing to the overall health and disease resistance of the grass. While it may be slightly expensive for larger lawns, its 100% organic composition and safety for pets make it a valuable choice for those concerned about their environmental impact. Overall, the Lawnbox Grass Genie is a highly recommended product that delivers impressive results.

Buyer's Guide: Organic Lawn Fertilizer

Why settle for a chemical-laden lawn when you can go organic? Making the switch to organic lawn fertilizers not only nourishes your grass but also promotes a healthier environment for you, your family, and your pets. To help you make an informed decision, we've put together this comprehensive buyer's guide on organic lawn fertilizers. Read on to discover the tips, tricks, and questions you should consider before purchasing.

Benefits of Organic Lawn Fertilizers

• Environmentally friendly: Organic fertilizers are derived from natural sources, reducing the risk of harmful chemicals leaching into groundwater.
• Safe for pets and children: Organic fertilizers contain no synthetic ingredients, making them a non-toxic choice for your loved ones.
• Long-term soil health: Organic fertilizers feed the soil, improving its structure and promoting beneficial microorganisms, which results in healthy, vibrant lawns.
• Reduced risk of nutrient runoff: Slow-release formulas in organic fertilizers help prevent nutrient runoff, minimizing pollution to nearby bodies of water.
• Sustainable gardening: By supporting organic practices, you contribute to a more sustainable future and protect the natural ecosystem.

Factors to Consider

When purchasing organic lawn fertilizer, keep the following factors in mind:

1. Soil Test: Conduct a soil test to determine the nutrient deficiencies and pH level of your lawn. This information will help you choose a fertilizer with the appropriate nutrient balance.
2. Nutrient Content: Each organic fertilizer has a unique nutrient profile. Consider the specific nutrient requirements of your lawn and select a fertilizer that meets those needs.
3. Application Method: Determine the method of application that suits your needs and preferences. Organic fertilizers come in various forms, including granules, liquids, and pellets, each with its own advantages and ease of use.
4. Slow-release vs. Quick-release: Decide between slow-release and quick-release fertilizers based on the longevity you desire for your lawn's feeding cycle. Slow-release fertilizers provide a steady stream of nutrients over time, while quick-release fertilizers offer a more immediate burst.
5. Organic Certification: Look for reputable brands with certification from recognized organizations, such as the Organic Materials Review Institute (OMRI). This ensures that the product meets organic standards and is free from synthetic chemicals.
6. Price: Consider your budget and the cost-effectiveness of the product. Remember that organic fertilizers often require less frequent application, which can offset their higher initial cost compared to chemical alternatives.

How to Choose the Right Organic Lawn Fertilizer

1. Check the ingredients: Look for organic fertilizers that include natural ingredients such as compost, seaweed, bone meal, blood meal, and feather meal. Avoid products that contain synthetic additives or chemical preservatives.
2. Research the brand: Investigate the reputation and history of the brand. Read customer reviews and consider testimonials from fellow gardeners to ensure reliability and effectiveness.
3. Consider plant-specific needs: Different plants have unique nutrient requirements. Ensure the organic fertilizer you choose is suitable for the specific type of grass or plants in your lawn or garden.
4. Read the instructions: Pay close attention to the application instructions on the packaging. Proper application ensures maximum effectiveness while minimizing the risk of over-fertilizing, which could harm your plants.
5. Ask for recommendations: Seek guidance from experienced gardeners, horticulturists, or local garden centers. They can provide valuable insights and recommend organic fertilizers that have worked well for similar lawns or gardens.