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Best Liquid Fertilizer For Lawns (2024 Updated)

If you’re looking for a surefire way to give your lawn the nutrients it needs to thrive, then liquid fertilizer is the answer. But with so many options out there, choosing the right one can be overwhelming. The good news is that by considering a few key factors, you can find a high-quality liquid fertilizer that meets your needs.

First and foremost, consider the type of grass you have. Different grasses have different nutrient requirements, so it’s important to choose a fertilizer that’s tailored to your specific grass type. Additionally, pay attention to the percentage of nitrogen, phosphorus, and potassium (NPK) in the fertilizer. These three nutrients are vital for healthy lawn growth, so make sure the NPK ratio is balanced and appropriate for your lawn’s needs.

When shopping for a liquid fertilizer for your lawn, you may have some questions such as: How often should I apply the fertilizer? What is the best method for applying it? How long should I wait before letting my pets or children play on the lawn after applying the fertilizer? In the coming posts, we will answer these burning questions and more, so be sure to check back often. By following these tips and doing your research, you will be able to find the perfect liquid fertilizer for your lawn and keep it looking lush and vibrant all season long.

10 Best Liquid Fertilizer For Lawns

# Product Image Product Name Product Notes Check Price
1
This lawn fertilizer is ideal for spring and summer use on any type of grass to promote healthy growth.
2
This liquid fertilizer is ideal for all grass types during the spring and summer seasons.
3
Ideal for promoting healthy growth and providing essential nutrients to plants and grass on lawns, gardens, and fields.
4
PetraTools Liquid Fertilizer is ideal for fertilizing and nourishing all types of grass with its high strength NPK formula.
5
The product is ideal for promoting lush and healthy growth in lawns by providing essential nutrients.
6
Ideal for promoting healthy growth and care of all types of grass, as a concentrated liquid lawn fertilizer.
7
Ideal fertilizer for any type of grass all year round, with micronutrients and iron to boost growth and health.
8
The product is ideal for promoting maximum green grass growth and as a liquid lawn NPK fertilizer concentrate.
9
The product is ideal for feeding and controlling weeds on lawns up to 6,000 square feet.
10
The product is ideal for promoting healthy growth and a lush green lawn.
This lawn fertilizer is ideal for spring and summer use on any type of grass to promote healthy growth.
This liquid fertilizer is ideal for all grass types during the spring and summer seasons.
Ideal for promoting healthy growth and providing essential nutrients to plants and grass on lawns, gardens, and fields.
PetraTools Liquid Fertilizer is ideal for fertilizing and nourishing all types of grass with its high strength NPK formula.
The product is ideal for promoting lush and healthy growth in lawns by providing essential nutrients.
Ideal for promoting healthy growth and care of all types of grass, as a concentrated liquid lawn fertilizer.
Ideal fertilizer for any type of grass all year round, with micronutrients and iron to boost growth and health.
The product is ideal for promoting maximum green grass growth and as a liquid lawn NPK fertilizer concentrate.
The product is ideal for feeding and controlling weeds on lawns up to 6,000 square feet.
The product is ideal for promoting healthy growth and a lush green lawn.

1. Greenup Concentrated Lawn Fertilizer – Simple Solutions

Looking for a lawn food that will give your grass the perfect blend of macronutrients? Look no further than Complete NPK Lawn Food 16-4-8. This liquid turf fertilizer is designed to nourish your lawn with high-quality feed grade ingredients, including seaweed and fish emulsion, which provide organic matter for optimal nutrient uptake.

This easy-to-use lawn food is perfect for all grass types, including Bermuda, St. Augustine, Zoysia, Buffalo, Centipede, Florida Palmetto, Bahia, Fescue, Ryegrass, and Kentucky Bluegrass. With a complete nitrogen, phosphate, and potash formula, it provides your lawn with the nutrients it needs to thrive.

This lawn food is blended with 16% nitrogen, which encourages vigorous growth and development of a dense, attractive lawn. It also contains 4% phosphorus, which enhances root development and promotes vigorous plant growth in the early stages. Additionally, it contains 8% potassium, which helps your lawn tolerate extreme temperatures and drought while regulating water and nutrient transfer.

Manufactured in the United States by a family-owned business with 25 years of experience in the commercial professional turf industry, this lawn food is the ideal choice for those looking to maintain and feed their lawn, boost vertical and lateral growth, or enhance the green of their lawn. Give your lawn the nutrients it needs to thrive with Complete NPK Lawn Food 16-4-8.

Pros

  • Easy-to-use liquid formula
  • Contains a complete blend of macronutrients
  • Includes seaweed and fish emulsion for optimal nutrient uptake
  • Suitable for all grass types
  • Blended with nitrogen, phosphorus, and potassium for optimal growth
  • Made in the USA by an experienced family-owned business

2. Summer Boost Liquid Lawn Fertilizer – Simple Solutions

The Complete NPK Lawn Food: 16-4-8 is a high-quality liquid fertilizer that provides the perfect blend of key macronutrients to nourish your lawn to health. This turf fertilizer also contains Seaweed & Fish that provide rich organic matter to soil for more effective lawn food and optimum nutrient uptake. The formula is made up of 16% Nitrogen, 4% Phosphorus, and 8% Potassium that encourages vigorous growth, root development, and enhances plant tolerance to extreme temperatures and drought. This complete Nitrogen, Phosphate, and Potash formula gives your grass a healthy green color while providing nutrients for roots, health, and turf strength.

The 1 Gallon Size of the 16-4-8 Lawn Food covers 12,800 square feet, making it ideal for all grass types including Bermuda, St. Augustine, Zoysia, Buffalo, Centipede, Florida Palmetto, Bahia, Fescue, Ryegrass & Kentucky Bluegrass. It is manufactured in the United States of America by a family-owned business with 25 years of experience in the commercial professional turf industry.

This Lawn Food is best used to maintain and feed your lawn, enhance the green of your lawn, boost vertical and lateral growth, and/or if your lawn is deficient in Macronutrients like Nitrogen, Phosphorus, and Potassium.

Pros

  • Contains a perfect blend of key macronutrients
  • Includes Seaweed and Fish Emulsion that provides rich organic matter to soil
  • Encourages vigorous growth, root development, and enhances plant tolerance to extreme temperatures and drought
  • Ideal for all grass types
  • Manufactured in the United States of America by a family-owned business with 25 years of experience in the commercial professional turf industry
  • Covers 12,800 square feet

3. 18-3-6 Liquid Fertilizer (50% Srn & Micronutrients) (2.5 Gallons)

This all-purpose fertilizer is designed to provide readily available nutrients and extended, long-lasting nitrogen to plants throughout the growing season. It contains 50% slow-release nitrogen (SRN) that ensures the plants receive the required nutrients over an extended period. The product also features micro-nutrients that promote plant growth, improve aesthetic appeal, and enhance overall plant health.

For ornamental plants, the recommended dosage is 1-2 oz of the fertilizer mixed with 1 gallon of water. The mixture should be used to water the plants generously every two weeks. For turf, the recommended dosage is 3 oz of the fertilizer for every 1000 sq. ft. Mix the fertilizer in a spray tank at a ratio of 1-3 oz per gallon of water and apply it to the turf once every 2-4 weeks.

The guaranteed analysis of the fertilizer includes 18% nitrogen, 3% available phosphoric acid, 6% soluble potash, 0.05% copper, 0.1% iron, 0.05% manganese, and 0.05% zinc.

Pros

  • Provides readily available nutrients and extended, long-lasting nitrogen to plants
  • Contains 50% slow-release nitrogen (SRN) for an extended feeding period
  • Features micro-nutrients that promote plant growth and overall plant health

Cons

  • – The recommended dosage may not be suitable for all plant types
  • – May require frequent application for optimal results

4. Petratools Max Strength Liquid Lawn Fertilizer.

The PetraTools 16-4-8 Liquid Fertilizer is an ultimate balanced lawn fertilizer that provides a well-balanced support of macronutrients to support all grass types. This fertilizer contains a 16-4-8 nutrient formula, which is a perfect blend of nitrogen, phosphorous, and potash mix that provides maximum boost for lawn growth and green grass.

In addition, this product includes high-purity humates and supplementary potassium, which encourages deep root development. The 2-in-1 nitrogen lawn fertilizer formula provides both quick-release nitrogen for rapid green and growth and slow-release nitrogen for ongoing growth between applications, making it an ideal choice for any type of grass. This pet-friendly fertilizer for lawns is easy to use and can be mixed with 5oz of fertilizer per gallon of water for maintenance or 10 oz per gallon to correct deficient levels.

The PetraTools 16-4-8 Liquid Fertilizer treats up to 1,600 Sq. Ft. for maintenance or 800 Sq. Ft. for NPK deficient grass. For best results, use a PetraTools sprayer to evenly spray the mixture across the lawn and apply every 14 days. This product is made by an American family-owned company located in Carlisle, Pennsylvania, and comes with 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.

Pros

  • Provides a well-balanced support of macronutrients to support all grass types
  • Includes high-purity humates and supplementary potassium that encourages deep root development
  • 2-in-1 nitrogen lawn fertilizer formula provides both quick-release nitrogen for rapid green and growth and slow-release nitrogen for ongoing growth between applications
  • Easy to use and can be mixed with 5oz of fertilizer per gallon of water for maintenance or 10 oz per gallon to correct deficient levels
  • Treats up to 1,600 Sq. Ft. for maintenance or 800 Sq. Ft. for NPK deficient grass
  • Comes with a 100% satisfaction guarantee and excellent USA customer service members waiting by the phones to answer any questions you may have

5. Scotts Liquid Turf Builder Lawn Food, 32 Fl. Oz.

Scotts Liquid Turf Builder Lawn Fertilizer is the perfect solution for anyone looking to improve the look and health of their lawn. This product feeds and greens your lawn while watering, making it easy to apply to any grass type. It is recommended to use this product when your turf is actively growing, ensuring the best possible results. The formula has been improved to provide better greening compared to the previous version of the product when applied as directed. The fertilizer works to both feed and strengthen your lawn, protecting it against future problems.

Pros

  • Feeds and greens your lawn while watering
  • Suitable for any grass type
  • Improved formula for better greening
  • Feeds and strengthens for future protection

6. Green Envy Grass Nutrient: A Lush Lawn Secret!

GS Plant Foods Green Envy is a premium liquid lawn fertilizer concentrate formulated to meet the specific needs of all types of lawns. This product delivers lush, green, and healthy grass, making it the ideal choice for homeowners who want to maintain the highest levels of quality on their lawn.

This organic lawn turf superfood contains a broad spectrum of beneficial nutrients and organic humic to improve plant immunity, root development, and the supply of nutritional elements. The humic acid combination allows for the greatest nutrient uptake while increasing the formation of ferments.

Green Envy from GS Plant Foods works synergistically with all fertilizers and can be used on any grass type, 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 it needs to grow healthy and resilient, able to withstand environmental stresses such as drought, heat, cold, and frost.

This liquid lawn fertilizer concentrate is easy to apply for natural great results. Before each use, stir or mix well. Mix 2-4 ounces of Green Envy per gallon of water and spread at a rate of approximately 1 gallon of prepared mixture per 1000 sq ft of lawn. This organic fertilizer for lawns will yield up to 64 gallons and can be mixed with other products. Irrigation is not required after application. Any sprayer will work, but for large areas, the hose end sprayer is the easiest.

GS Plant Foods is a trusted and reliable company that offers the highest quality products available. Their products are organic, easy to use, cost-efficient, sustainable, and yield consistent and amazing results in any garden, no matter what you're growing or what medium in which your plants are growing.

Pros

  • Contains a broad spectrum of beneficial nutrients
  • Increases plant immunity, root development, and the supply of nutritional elements
  • Works synergistically with all fertilizers
  • Easy to apply
  • Organic, cost-efficient, and sustainable
  • Yields consistent and amazing results

7. Supercharge Your Lawn With Simple Solutions

Transform your lawn into a lush green paradise with the Liquid Iron, Nitrogen and Micronutrient Blend: Lawn Energizer Booster. This commercial grade booster treatment is specifically designed to provide essential nutrients needed to intensify the green of your lawn, making it the envy of the neighborhood. The ready-to-use hose end sprayer covers an area of 3,200 SQ. FT, saving you time and effort.

The Lawn Energizer Booster is a high-quality 6-0-0 nitrogen, iron, and micronutrient blend that is suitable for all grass types, including Bermuda, St. Augustine, Zoysia, Buffalo, Centipede, Florida Palmetto, Bahia, Fescue, Ryegrass, and Kentucky Bluegrass. Whether you have a residential or commercial property, this booster treatment will keep your lawn looking its best.

Produced in the United States, the Lawn Energizer Booster is manufactured by a family-owned business with 25 years of experience in the commercial professional turf industry. You can trust that this booster treatment is made with the highest quality ingredients and is safe for your lawn, family, and pets.

Pros

  • Covers an area of 3,200 SQ. FT with ready-to-use hose end sprayer, saving time and effort
  • Suitable for all grass types, making it versatile for residential and commercial properties
  • High-quality 6-0-0 nitrogen, iron, and micronutrient blend intensifies the green of your lawn
  • Produced in the United States by a family-owned business with 25 years of experience in the commercial professional turf industry, ensuring quality and safety

8. Greenmax Liquid Nitrogen Fertilizer Spray.

The Ultimate Liquid Nitrogen Fertilizer is a high-quality liquid lawn food supplement that provides an ultra-high nitrogen formula to promote green grass and quick growth. This 2-in-1 liquid lawn fertilizer formula provides 70% quick-release nitrogen for rapid green and growth and 30% slow-release nitrogen for ongoing growth between applications. This fertilizer works with all grass types, whether you have warm- or cold-season grass, making it the perfect liquid grass food for quick green-up. It's super-effective in making your lawn green and achieving consistent growth. The NPK lawn booster by PetraTools is simple and easy to use. Mix 5oz of liquid nitrogen per gallon of water for maintenance or 10 oz per gallon to correct nitrogen levels. This fertilizer treats up to 12,800 Sq. Ft. for maintenance or 6,400 Sq. Ft. of nitrogen deficient grass. For best results, use a PetraTools sprayer to evenly spray the mixture across the lawn. PetraTools is an American family-owned company located in Carlisle, Pennsylvania. All PetraTools products have a 100% satisfaction guarantee, and excellent USA customer service members are 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.

Pros

  • Ultra-high nitrogen formula for green grass and quick growth
  • Works with all grass types
  • A 2-in-1 liquid lawn fertilizer formula provides 70% quick-release nitrogen and 30% slow-release nitrogen
  • Simple and easy to use
  • Treats up to 12,800 Sq. Ft. for maintenance or 6,400 Sq. Ft. of nitrogen deficient grass
  • Made by an American family-owned company with excellent USA customer service
  • 100% satisfaction guarantee
  • Ideal for both new and old lawns
  • Quick and slow-release technology for ongoing growth between applications

9. Weed Killer Plus Fertilizer – 6,000 Sq. Ft.

Looking for a quick and easy way to fertilize your lawn while controlling weeds? Look no further than this powerful weed control and fertilizer spray! In just 24 hours, this spray gets to work fertilizing your lawn and keeping weeds under control. With its powerful formula, it can kill dandelions, clover, and other major lawn weeds, as well as many other types of weeds including buckhorn, chickweed, ground ivy, henbit, knotweed, lambsquarters, oxalis, pigweed, plantain, poison ivy, ragweed, and spurge.

One of the best things about this spray is how easy it is to use. Simply attach it to your hose and start spraying! For best results, spray when weeds are actively growing. With regular use, you can enjoy a lush, green lawn that is free of pesky weeds.

If you want a lawn that is the envy of the neighborhood, this weed control and fertilizer spray is just what you need. Try it today and see the difference for yourself!

Pros

  • Fertilizes and controls weeds in just 24 hours
  • Kills dandelions, clover, and many other types of weeds
  • Easy to use – simply attach to your hose and start spraying
  • Helps promote a lush, green lawn

Cons

  • – May not be effective against all types of weeds
  • – May require multiple applications for best results

10. Scotts Liquid Turf Builder Lawn Food, Lawn Fertilizer, 32 Fl. Oz. (6-Pack)

This lawn feed and greens product is designed to provide your lawn with essential nutrients while also watering it. It can be applied during any season and is suitable for any grass type. With this product, you can improve the greening of your lawn and protect it against future problems.

This product is easy to use and can be applied at any time. It is formulated with a balanced blend of nutrients that your lawn needs to stay healthy and lush. The nutrients are released gradually over time, ensuring that your lawn stays nourished for longer.

In addition to feeding your lawn, this product also helps to protect it against future problems. It contains ingredients that can help to prevent weed growth and protect against pests and diseases. This means that your lawn will not only look great but will also be healthier and more resilient.

Overall, this lawn feed and greens product is an excellent choice for anyone who wants to keep their lawn looking its best. It is easy to use, effective, and suitable for a wide range of grass types and seasons.

Pros

  • Suitable for any grass type
  • Can be applied during any season
  • Easy to use
  • Improves greening
  • Protects against future problems

Best Liquid Fertilizer For Lawns FAQs

Can liquid fertilizer be used on all types of grasses and soil types?

Liquid fertilizer can be used on all types of grasses and soil types, but it is important to choose the right type of liquid fertilizer for your specific needs. Different types of grasses and soil have different nutrient requirements, and liquid fertilizers come in different formulations to address these needs.

For example, some liquid fertilizers are designed for use on specific types of grass, such as Bermuda grass or Zoysia grass. These fertilizers contain the nutrients that these grasses need to thrive, such as nitrogen, phosphorus, and potassium.

Similarly, some liquid fertilizers are designed for use on specific soil types, such as sandy soils or clay soils. These fertilizers contain ingredients that help to address the specific nutrient deficiencies that are common in these types of soils.

Ultimately, the key to using liquid fertilizer effectively is to choose the right type of fertilizer for your specific needs, and to follow the manufacturer's instructions carefully. With the right fertilizer and proper application, liquid fertilizer can be a highly effective way to keep your lawn and garden healthy and thriving.

How often should liquid fertilizer be applied to a lawn?

The frequency of liquid fertilizer application to a lawn depends on several factors, including the type of grass, soil type, weather conditions, and the specific fertilizer product being used. Generally, it is recommended to apply liquid fertilizer to a lawn every four to six weeks during the growing season. However, if the grass is growing vigorously, the application can be made more frequently.

It is essential to follow the instructions provided by the manufacturer when applying liquid fertilizer to a lawn. Over-application of fertilizer can lead to nutrient burn, which can damage the grass and soil. In addition, it is important to avoid fertilizing during periods of drought or extreme heat, as this can cause stress on the grass and lead to further damage.

To determine the appropriate frequency for applying liquid fertilizer to a lawn, it is recommended to consult with a lawn care professional or your local cooperative extension office. They can provide guidance on the best fertilizer products and application methods for your specific lawn and soil type.

Is liquid fertilizer more effective than granular fertilizer for promoting healthy lawn growth?

Both liquid fertilizers and granular fertilizers have their own advantages and disadvantages when it comes to promoting healthy lawn growth. Liquid fertilizers are generally faster acting and more quickly absorbed by your lawn, as they are absorbed through the roots and leaves. This means that you will typically see results more quickly than with granular fertilizers. They are also more flexible in terms of application, as they can be applied through a hose-end sprayer, a backpack sprayer, or even a watering can.

On the other hand, granular fertilizers are generally easier to apply and require less frequent applications. They are also less likely to burn your lawn if over-applied, as they release nutrients slowly over time.

Ultimately, the choice between liquid and granular fertilizers will depend on your specific needs and preferences. If you are looking for quick results and are willing to apply the fertilizer more frequently, then liquid fertilizer may be the way to go. However, if you want a more hands-off approach and are looking for longer-lasting results, then granular fertilizer may be the better choice.

What are the benefits of using liquid fertilizer for lawns?

Liquid fertilizer is an excellent way to provide your lawn with the necessary nutrients for healthy growth. One of the primary benefits of using liquid fertilizer is that it is quickly absorbed by the grass, allowing for faster results. Unlike granular fertilizers, which can take time to break down and release their nutrients, liquid fertilizers penetrate the soil and are immediately available to the roots.

Another advantage of using liquid fertilizer is that it provides a more precise application. With a spray bottle or hose attachment, you can control the amount of fertilizer applied to different areas of your lawn, ensuring that the nutrients are distributed evenly. This precision also allows you to avoid over-fertilizing, which can damage your lawn.

Liquid fertilizers are also versatile, as they can be mixed with other products like weed killers or insecticides to provide a comprehensive lawn care solution. This approach saves time and effort, as you only need to apply one product rather than multiple ones.

Finally, liquid fertilizers are less likely to cause runoff, which can be harmful to the environment. The high level of control and precision makes it easier to apply the fertilizer only where it is needed, minimizing the risk of pollution.

Overall, liquid fertilizer is an effective and efficient way to promote the health and vitality of your lawn.

What nutrients should be included in a liquid fertilizer for lawns?

When it comes to keeping your lawn healthy and green, a liquid fertilizer can be a great option. However, it's important to make sure that the fertilizer you choose contains the right nutrients to support the growth of your grass. Some key nutrients to look for in a liquid fertilizer for lawns include nitrogen, phosphorus, and potassium. Nitrogen is essential for promoting healthy leaf growth and a lush green color. Phosphorus helps to support root development and overall plant growth, while potassium helps to improve stress tolerance and disease resistance. Additionally, some liquid fertilizers may also contain micronutrients like iron, zinc, and magnesium, which can help to support overall plant health. When selecting a liquid fertilizer for your lawn, be sure to read the label carefully to ensure that it contains the right balance of nutrients for your specific grass type and soil conditions.

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