11 Amazing Liquid Kelp Fertilizer for 2024

(Many of the links in this article redirect to a specific reviewed product. Your purchase of these products through affiliate links helps to generate commission for Chicagolandgardening.com, at no extra cost. Learn more)

Introducing 11 Amazing Liquid Kelp Fertilizer for 2023—a comprehensive guide that dives into the world of liquid kelp fertilizers and explores the top options for the upcoming year. As a content writer expert, I have meticulously researched and curated a list of the most effective and innovative liquid kelp fertilizers available in the market. With the demand for organic and sustainable farming practices on the rise, these fertilizers derived from kelp offer a natural and environmentally friendly solution for promoting plant growth and overall soil health. Whether you are a home gardener or a professional farmer, this guide will provide you with the knowledge and insights you need to make informed choices when it comes to selecting the best liquid kelp fertilizer for your needs.

Liquid Kelp Fertilizer – Concentrated Seaweed Extract

Check Latest Price

This product has a rating of A.*What does this rating mean?

Overall Score: 9/10

The Organic Liquid Kelp Fertilizer is a concentrated seaweed extract that is fully organic and safe to use for all plants. It is made from a seven species blend of Ascophyllum Nodosum, Palmaria Palmata, Ecklonia Maxima, Laminaria Saccharina, Chlorella Vulgaris, Arthrospira Platensis, and Chondrus Crispus. This unique processing technique ensures that you get all the benefits of natural kelp enzymes and hormones without the non-nutritious fibrous pulp. Simply add the fertilizer to every watering, and it will aid in every stage of growth for root and stem health. It can be used on houseplants, vegetable gardens, and lawns. Formulated and made in the USA, this product is designed by botanists and plant chemists using the highest quality ingredient sources and manufacturing methods.

The Organic Liquid Kelp Fertilizer is a game-changer for gardeners. Its fully organic blend of seaweed and kelp provides all the essential nutrients and hormones for optimal plant growth. The unique extraction process ensures the highest purity and effectiveness. Whether you have houseplants, a vegetable garden, or a lawn, this fertilizer is safe and simple to use. With noticeable improvements in plant health, growth, and blooming, it’s no wonder that customers are raving about this product. While there may be occasional issues with the container and it may not work for all plants, the overall consensus is highly positive. If you want your plants to thrive and flourish, give the Organic Liquid Kelp Fertilizer a try.

Organic Kelp Fertilizer – Liquid Kelp Concentrate for Gardens and Lawns

Check Latest Price

This product has a rating of A.*What does this rating mean?

Overall Score: 9/10

The Organic Kelp Fertilizer by GS Plant Foods is a natural and organic seaweed extract fertilizer that provides numerous benefits to plant health and nutrition. It is OMRI listed for organic use, making it a trusted choice for both commercial and home gardeners. This liquid kelp concentrate improves nutrient uptake and overall plant wellbeing, helping to create optimal growing conditions. It can be easily applied by mixing with water and spraying onto plants, resulting in darker green leaves and increased sugar content. With its high quality and amazing results, this organic fertilizer is a must-have for any gardener.

The Organic Kelp Fertilizer by GS Plant Foods is an excellent choice for gardeners looking for an organic and effective fertilizer. Its OMRI listing ensures its organic credibility and the numerous positive reviews prove its exceptional performance. The fertilizer is easy to apply and improves plant nutrition, resulting in healthier and more vibrant plants. While some users have complained about the strong odor, the majority of users are highly satisfied with the product. Overall, this liquid kelp concentrate is a reliable and trusted option for gardeners who want to enhance their plant’s growth and overall health.

Liquid Seaweed for Plants (32 oz) Quart | Concentrated Liquid Kelp Supplement | Makes UP to 470 GALLONS | for All Plants & Gardens | Blue Planet Nutrients

Check Latest Price

This product has a rating of A.*What does this rating mean?

Overall Score: 9/10

Give your plants the natural boost they need with Liquid Seaweed for Plants, a concentrated liquid kelp supplement by Blue Planet Nutrients. Derived from organic Ascophyllum Nodosum Seaweed, this product contains carbohydrates, micro-nutrients, and organic matter that benefit all types of plants, including citrus, fruit trees, vegetables, herbs, succulents, flowers, and shrubs. Whether you have a soil garden, hydroponic setup, or other growing media, this seaweed supplement is formulated to enhance overall plant vitality. Blue Planet Nutrients is a trusted brand that aims for your success, and this liquid kelp supplement is no exception. With a customer rating of 4.7/5, this product has received positive feedback for its effectiveness. The only downside mentioned by some users is the lack of a measuring cup and the seal on the bottle. Overall, Liquid Seaweed for Plants is a high-quality, reliable choice for gardeners looking to boost the health of their plants.

Liquid Seaweed for Plants is a highly effective and reliable liquid kelp supplement that provides the natural benefits of organic Ascophyllum Nodosum Seaweed to all types of plants. With positive reviews from customers, it has proven to be a valuable addition to gardens and has shown noticeable improvements in plant health. While the lack of a measuring cup and the issue with the bottle seal are minor inconveniences, the overall quality and effectiveness of this product make it a worthwhile investment. Gardeners seeking a trusted brand and a powerful seaweed supplement to boost their plant growth should consider giving Liquid Seaweed for Plants by Blue Planet Nutrients a try.

Monstera Plant Superfood

Check Latest Price

This product has a rating of A.*What does this rating mean?

Overall Score: 9.5/10

Elevate your Monstera plants' growth and cultivate lush foliage with the nourishing power of Monstera-Specific Organic Liquid Kelp Fertilizer. This meticulously crafted organic formula provides the essential nutrients your plants need to thrive and flourish. Immerse your Monstera plants in a sea of nourishment with our organic liquid kelp fertilizer, enriched with minerals, vitamins, amino acids, and phytohormones. Stimulate vibrant leaf development and unlock optimal nutrient absorption. Boost plant vigor and support every stage of growth. Embrace sustainable gardening practices with confidence. The fertilizer is crafted with a commitment to environmental stewardship. Enjoy effortless application and trust Gardenera's dedication to delivering exceptional results. Score: 9.5/10

The GARDENERA Monstera Plant Superfood is a game-changer for any gardener. This organic liquid kelp fertilizer provides essential nutrients that nurture thriving growth and vibrant foliage. Its specialized formula stimulates leaf development and optimal nutrient absorption. With its sustainable and eco-friendly approach, it fortifies plants against environmental stresses. While it may not have a significant impact on vegetable yield, the fertilizer delivers impressive results for other plants, promoting overall health and bloom production. Easy to apply and backed by Gardenera’s quality assurance, this fertilizer is a valuable addition to any gardener’s toolkit. Whether you’re a beginner or an avid gardener, give your Monstera plants the care they deserve with GARDENERA’s Monstera Plant Superfood.

Liquid Seaweed for Plants (128 oz) Gallon

Check Latest Price

This product has a rating of A.*What does this rating mean?

Overall Score: 8.5/10

The Liquid Seaweed for Plants is a concentrated liquid kelp supplement that provides essential nutrients and organic matter for all types of plants. Derived from organic Ascophyllum Nodosum seaweed, it contains carbohydrates, micro-nutrients, and other valuable components. Whether you have citrus, fruit trees, vegetables, herbs, houseplants, succulents, flowers, or shrubs, this product will benefit them all. It can be used in various types of gardens and growing media, including soil, hydroponic, coco coir, rockwool, clay pellets, and aeroponic gardens. The powerful formulation of this liquid kelp supplement promotes overall plant vitality and is specially formulated to ensure garden success. The Blue Planet Nutrients brand is trusted by many gardeners for its high-quality products.

Score: 8.5/10

Key Features:
– Derived from organic Ascophyllum Nodosum seaweed
– Suitable for all varieties of plants
– Can be used in various types of gardens/growing media
– Promotes overall plant vitality
– Trusted brand

Specifications:
– Dimension: 7.48Lx3.87Wx11.88H
– Size: Gallon

Pros:
– Effective for cannabis
– Supports continuous growth of veggies
– Great for houseplants

Cons:
– Possible shipping damage

Final Thoughts:
The Liquid Seaweed for Plants is a fantastic product for gardeners looking to provide their plants with essential nutrients and promote overall plant vitality. Its organic composition and versatility make it suitable for all types of plants and gardens. Customers have reported positive results, such as continuous growth of vegetables and lush houseplants. However, there have been a few instances of shipping damage, so caution is advised when ordering online. Overall, this liquid kelp supplement is highly recommended for both beginner and experienced gardeners.

The Liquid Seaweed for Plants is a fantastic product for gardeners looking to provide their plants with essential nutrients and promote overall plant vitality. Its organic composition and versatility make it suitable for all types of plants and gardens. Customers have reported positive results, such as continuous growth of vegetables and lush houseplants. However, there have been a few instances of shipping damage, so caution is advised when ordering online. Overall, this liquid kelp supplement is highly recommended for both beginner and experienced gardeners.

Indian River Organics Fish & Kelp Blend Fish Fertilizer

Check Latest Price

This product has a rating of A.*What does this rating mean?

Overall Score: 8.5/10

The Indian River Organics Fish & Kelp Blend Fish Fertilizer is a high-quality organic fertilizer that combines fish and North Atlantic kelp to provide a comprehensive nutrient source for plants. This liquid fertilizer contains amino acids, micro nutrients, and minerals, making it highly beneficial for fruits, vegetables, plants, and lawns. The addition of seaweed helps plants become healthier and more resistant to heat, drought, and cold. It is easy to apply and produces great results. The product comes in a 1 gallon size and is suitable for all types of gardens. Indian River Organics is a trusted and reliable brand that prioritizes customer satisfaction. Overall, this fish and kelp blend fertilizer is a cost-efficient and sustainable option that consistently delivers amazing results in gardening.

The Indian River Organics Fish & Kelp Blend Fish Fertilizer is a top-notch organic fertilizer that combines the benefits of fish and seaweed. The addition of seaweed enhances plant growth and provides resistance against various environmental factors. This liquid fertilizer is easy to apply and suitable for all types of gardens. The trusted and reliable brand ensures the highest quality and customer satisfaction. While the strong fish smell may be a downside, the product continues to deliver great results. However, it is advisable to dilute and apply carefully to avoid any issues. Overall, if you’re looking for an effective and sustainable organic fertilizer, this fish and kelp blend is a fantastic choice for all your gardening needs.

Down to Earth Liquid Fish & Kelp Fertilizer

Check Latest Price

This product has a rating of A.*What does this rating mean?

Overall Score: 9/10

The Down to Earth Liquid Fish & Kelp 2-4-1 is a highly effective fertilizer suitable for all types of edible, ornamental, and indoor plants. This product is specially formulated to provide essential nutrients for healthy plant growth and flowering. It is listed by the Organic Materials Review Institute (OMRI) for use in organic production, ensuring it meets rigorous standards. The liquid formula allows for easy application and absorption by plants. While it does have a noticeable fishy smell, it dissipates within an hour or two. This fertilizer has received positive reviews for its ability to promote robust plant growth without excessive odor. It is particularly popular for boosting vegetable and tomato production. Overall, the Down to Earth Liquid Fish & Kelp 2-4-1 is a reliable and efficient fertilizer choice for gardeners.

The Down to Earth Liquid Fish & Kelp 2-4-1 is a top-notch fertilizer that provides the perfect combination of nutrients for optimal plant growth. Its effectiveness has been praised by many gardeners, and its organic certification adds to its appeal. While the initial smell may be off-putting, it quickly fades away, leaving behind healthier and more vibrant plants. The ability of this fertilizer to enhance vegetable and tomato production is a definite advantage for home gardeners. If you’re in search of a quality all-purpose organic fertilizer, the Down to Earth Liquid Fish & Kelp 2-4-1 is a reliable choice that delivers impressive results.

Kelp Green Liquid Organic Plant Food (Quart)

Check Latest Price

This product has a rating of A.*What does this rating mean?

Overall Score: 8/10

Enhance the growth of your plants with the Kelp Green Liquid Organic Plant Food. This all-natural organic fertilizer is derived from seaweed and oceanic fish, providing essential nutrients to promote healthier leaves, vibrant blooms, and greener lawns. Its mild formula makes it ideal for routine fertilization without harming your plants. Despite its stinky aroma resembling ocean fish and bird poop, this fertilizer is effective in making your garden flourish.

Overall, the Kelp Green Liquid Organic Plant Food is a highly effective organic fertilizer that enables your plants to thrive. Despite its pungent smell, it provides excellent results in terms of plant growth, leaf color, and lawn quality. Its all-natural composition derived from seaweed and oceanic fish ensures that you are using a safe and eco-friendly product. Whether you’re a seasoned gardener or a beginner, this plant food can significantly improve the health and vitality of your garden. Just be aware of its strong odor and use it outdoors for the best experience. Give your plants the boost they need with this amazing liquid fertilizer!

Marine Magic Seaweed Extract for Plants

Check Latest Price

This product has a rating of A.*What does this rating mean?

Overall Score: 8.5/10

Enhance the growth and health of your plants with the Seaweed Extract for Plants by Marine Magic. This 100% organic soluble seaweed fertilizer is a powerful kelp liquid feed that helps improve seed germination, root development, and the size of flowers and fruit. It also extends the shelf life of your fruits, vegetables, and flowers while increasing plant vigor to combat extreme weather conditions. With no chemicals added, this seaweed extract is made with natural ingredients, making it non-GMO, vegan, and odor-free. This product is not only convenient and space-saving but also eco-friendly with no plastic packaging. Give your plants the magic touch of marine power with this incredible seaweed extract.

The Seaweed Extract for Plants by Marine Magic is a must-have for every gardener looking to enhance their plant’s growth and health. With its natural ingredients and convenient packaging, this organic seaweed fertilizer offers great value. It promotes seed germination, root development, and improves the size and quality of flowers and fruit. Additionally, it extends the shelf life of harvested produce and boosts plant vigor to withstand extreme weather conditions. The absence of chemicals and the eco-friendly packaging make it a desirable choice for environmentally-conscious gardeners. Although there aren’t any available specifications or reviews yet, the positive customer rating of 4.7/5 shows promising potential. Get ready to witness the magic of marine power in your garden!

Omri Listed Fish & Kelp Fertilizer by GS Plant Foods (1 Gallon) – Organic Fertilizer for Vegetables, Trees, Lawns, Shrubs, Flowers, Seeds & Plants – Hydrolyzed Fish and Seaweed Blend

Check Latest Price

This product has a rating of A.*What does this rating mean?

Overall Score: 9/10

Boost your garden's growth and health with the Omri Listed Fish & Kelp Fertilizer by GS Plant Foods. Made from a blend of organic fish and seaweed, this high-quality liquid fertilizer is perfect for all types of plants, trees, lawns, shrubs, flowers, vegetables, and seeds. It rebuilds soil, improves plant color, and increases sugar content, resulting in darker green leaves and greater resistance to extreme weather conditions. The fertilizer also enhances microorganisms in the soil and promotes optimal plant growth at home or commercially. With easy application instructions, this trusted and reliable product is a must-have for any gardener seeking amazing results.

The Omri Listed Fish & Kelp Fertilizer by GS Plant Foods is a top-notch organic fertilizer that will enhance the growth and health of your garden. With its blend of fish and seaweed, it provides excellent results in terms of plant color, stress relief, and overall vigor. The easy application process makes it convenient for both beginners and experienced gardeners, and its trusted and reliable brand ensures consistent performance. While it may have a strong smell and some application challenges, these are outweighed by the benefits it brings to your plants. If you’re looking for an effective and sustainable fertilizer, this is a must-have for your gardening arsenal.

Lawn Kelp Fertilizer – Seaweed Fertilizer for Lawns

Check Latest Price

This product has a rating of A.*What does this rating mean?

Overall Score: 7/10

The Lawn Kelp Fertilizer is a 3-in-1 formula containing Kelp, Humic, and Iron. This organic liquid seaweed fertilizer is designed to protect and green lawns while promoting growth. It helps grass maintain a rich, green color year-round, controls moss, promotes beneficial soil biodiversity and grass rooting, and enhances plant and root growth. The fertilizer is organic and safe for pets and family, making it a convenient choice for gardeners. With a quart-sized container, it can cover up to 4000 square feet of lawn. Customers have reported modest results, with slow progress in some cases. However, it offers an eco-friendly solution and has been a great supplement for young cannabis plants in particular.

The Lawn Kelp Fertilizer offers an organic and safe solution for maintaining and greening lawns. Its 3-in-1 formula provides multiple benefits, including enhancing plant growth and promoting healthy soil. While results may vary, it has proven effective for young cannabis plants. The fertilizer is easy to apply with a hose attachment and doesn’t have any offensive odor or staining issues. However, some users have reported slow progress, and the recommended monthly use can be expensive. Overall, it is a convenient and eco-friendly option for gardeners looking to improve the health and appearance of their lawns.

Buyer's Guide: Liquid Kelp Fertilizer

So you're looking to give your plants a boost with liquid kelp fertilizer? Excellent choice! But with so many options available in the market, it can be overwhelming to decide which one is the best for you. Don't worry, we're here to help. In this buyer's guide, we'll provide you with all the information you need to make an informed decision. Let's dive right in!

Benefits of Liquid Kelp Fertilizer:

• Rich in nutrients: Liquid kelp fertilizer contains a wide range of essential nutrients including nitrogen, potassium, phosphorus, and numerous trace minerals. It promotes healthy plant growth and improves overall plant vigor.
• Increases nutrient uptake: The naturally occurring growth hormones in liquid kelp fertilizer help plants absorb nutrients more efficiently, enhancing their overall nutrient uptake.
• Boosts plant immunity: Liquid kelp fertilizer contains high levels of natural antioxidants, which can bolster a plant's defense against diseases and pests.
• Stress resistance: The growth hormones present in liquid kelp fertilizer can help plants better withstand environmental stressors such as heat, drought, or frost.
• Improves soil health: Liquid kelp fertilizer enhances the microbial activity in the soil, improving its structure and fertility. This, in turn, promotes healthier root development and nutrient availability.

Tips for Choosing the Right Liquid Kelp Fertilizer:

1. Check the ingredients: Look for a liquid kelp fertilizer that is derived from pure, high-quality seaweed. Avoid products with added synthetic chemicals or fillers.
2. Concentration and Dilution: Consider the concentration of the liquid kelp fertilizer and check the recommended dilution rate. Some products may need to be diluted more than others, so it's important to follow the instructions provided by the manufacturer.
3. Application Method: Different liquid kelp fertilizers may recommend different application methods. Some can be applied as a foliar spray, while others are better suited for soil drenching or root application. Choose a product that aligns with your preferred method of application.
4. Certifications: Look for organic certifications on the product label, such as USDA Organic, OMRI, or Ecocert. This ensures that the liquid kelp fertilizer meets strict standards for organic farming and is free from harmful chemicals.
5. Compatibility with Other Inputs: If you plan to use other fertilizers or pesticides, make sure the liquid kelp fertilizer you choose is compatible with those products. Some combinations may not work well together and could potentially harm your plants.
6. Reviews and Ratings: Read customer reviews and ratings to get insights into the effectiveness of the liquid kelp fertilizer you're considering. Pay attention to feedback from users who have similar needs or plant varieties as yours.
7. Packaging and Shelf Life: Check the packaging for information about the shelf life of the liquid kelp fertilizer. Opt for products that come in sturdy, well-sealed containers to ensure a longer shelf life and maintain the product's quality.
8. Price Comparison: Compare prices among different brands, but keep in mind that the cheapest option may not always be the best. Consider the quality, concentration, and effectiveness of the liquid kelp fertilizer to ensure you're getting the best value for your money.