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Best Grass Fertilizer For Summer (2024 Updated)

If you’re looking for a luscious green lawn this summer, then you need to invest in the right grass fertilizer. However, with so many options available in the market, choosing the right product can be quite overwhelming. This is why we’ve put together this guide to help you make an informed decision about the best grass fertilizer for your lawn this summer.

Before investing in any grass fertilizer, you need to consider certain factors such as the type of grass you have, the amount of sunlight your lawn receives, the type of soil you have, and any potential environmental concerns. For instance, if you have warm-season grass, you may need a different type of fertilizer as compared to those with cool-season grass. Also, if your lawn is prone to erosion, then you may want to invest in a fertilizer that promotes root growth and retains moisture.

Are you having trouble deciding which grass fertilizer to go for? Here are some questions that may help you narrow down your choices:

1. How much do you prioritize environmental friendliness?

2. Are you willing to invest in a high-quality fertilizer, or are you looking for something more budget-friendly?

3. Do you have specific goals or concerns for your lawn, such as pest control or improved root growth?

By answering these questions, you can narrow down your options and choose a grass fertilizer that best suits your needs. Happy lawn care this summer!

10 Best Grass Fertilizer For Summer

# 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
This lawn fertilizer is ideal for promoting maximum green and growth during spring and summer for any type of grass.
4
Ideal organic fertilizer for summer grass, covering 2,500 sq ft.
5
This fertilizer is ideal for promoting turf hardiness and root vigor in any grass type during the summer and fall.
6
This product is ideal for improving the soil quality and promoting healthy growth of Bermudagrass lawns.
7
The product is ideal for promoting turf grass vigor and plant hardiness during summer and fall, and suitable for any grass type.
8
The product is ideal for fertilizing summer grass and covers up to 4,000 square feet.
9
Ideal fertilizer for any type of grass all year round, with micronutrients and iron to boost growth and health.
10
The product is ideal for providing liquid fertilizer concentrate for all grass types and vegetables during the summer.
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.
This lawn fertilizer is ideal for promoting maximum green and growth during spring and summer for any type of grass.
This fertilizer is ideal for promoting turf hardiness and root vigor in any grass type during the summer and fall.
This product is ideal for improving the soil quality and promoting healthy growth of Bermudagrass lawns.
The product is ideal for promoting turf grass vigor and plant hardiness during summer and fall, and suitable for any grass type.
The product is ideal for fertilizing summer grass and covers up to 4,000 square feet.
Ideal fertilizer for any type of grass all year round, with micronutrients and iron to boost growth and health.
The product is ideal for providing liquid fertilizer concentrate for all grass types and vegetables during the summer.

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. Green Maxx Lawn Fertilizer For Full Growth

Achieve a dense and attractive lawn with the 28-0-0 Liquid Lawn Food Nutritional Supplement. This high nitrogen formula contains 28% nitrogen, a major component of chlorophyll that aids in the formation of green coloring in plants. Nitrogen encourages vigorous growth for a thicker and greener lawn. The addition of quick release and slow release nitrogen fertilizer provides quick nutrient absorption and keeps your lawn fed in between applications. The 70% quick release nitrogen ensures that your lawn receives the nutrients it needs right away, while the 30% slow release nitrogen ensures continuous feeding. The high quality feed grade compounds nourish your lawn with liquid nutrients, making it easy to apply with the ready-to-use hose end sprayer. The liquid lawn food can be used on all grass types, including Bermuda, St. Augustine, Zoysia, Buffalo, Centipede, Florida Palmetto, Bahia, Fescue, Ryegrass, and Kentucky Bluegrass. Each bottle covers up to 3,200 square feet, making it an efficient and effective solution for maintaining lawn vigor or treating lawns deficient in nitrogen.

The 28-0-0 Lawn Food is an essential macronutrient that encourages greening and vertical/lateral growth for a thicker and greener lawn. This high nitrogen formula is perfect for correcting nitrogen deficiencies in the soil, darkening the green of your lawn, and boosting vertical and lateral growth. Use it regularly to maintain lawn quality and color.

Pros

  • Contains high nitrogen formula for a thicker and greener lawn
  • Provides quick nutrient absorption with 70% quick release nitrogen
  • Ensures continuous feeding with 30% slow release nitrogen
  • Easy to apply with ready-to-use hose end sprayer
  • Can be used on all grass types
  • Covers up to 3,200 square feet
  • Essential macronutrient for maintaining lawn vigor, color, and quality
  • Perfect for correcting nitrogen deficiencies in the soil
  • Boosts vertical and lateral growth for a thicker and greener lawn

Cons

  • – May not be effective for treating other nutrient deficiencies besides nitrogen
  • – May require frequent applications for optimal results
  • – May not be suitable for use in areas with heavy rainfall or high humidity

4. 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 the perfect solution for those looking for a 100% organic fertilizer for their lawn. This OMRI listed product is specifically designed for summer fertilizer applications, providing quick and slow-release nitrogen that will give your lawn an immediate green-up and extended feeding for up to 6 weeks. The inclusion of humic acid in this fertilizer is a great way to promote healthy soil, ensuring that your lawn is getting the nutrients it needs to thrive.

Not only does Lawn Luxe 7-0-7 feed your lawn, but it also helps it stand up to summer stress from increased traffic, higher temperatures, and drought. With this product, you can be confident that your lawn will look its best even during the hottest months of the year.

Pros

  • 100% organic and OMRI listed
  • Ideal for summer fertilizer applications
  • Provides both quick and slow-release nitrogen
  • Promotes healthy soil

5. Turf Thrive Liquid Fertilizer – Summer/fall Nutrients

Maintain a lush and healthy lawn with this High Phosphorus, High Potassium Lawn Food. If your lawn is showing signs of Phosphorus and Potassium deficiency, this fertilizer is perfect for you. This liquid fertilizer is made with high-quality feed grade ingredients that nourish your lawn to its maximum potential. It is easy to apply and provides your lawn with the nutrients it needs for strong root development, vigor, and strength.

This lawn food can be used on all grass types, including Bermuda, St. Augustine, Zoysia, Buffalo, Centipede, Palmetto & Bluegrass Lawns. It is also a great starter fertilizer, providing essential Phosphorus to promote plant development, and is highly recommended when establishing a lawn.

The 3-18-18 Lawn Fertilizer Food comes with a ready-to-use hose end sprayer that applies the perfect ratio of product for lawn applications. It covers up to 3,200 square feet, making it easy to use for large lawns. It contains 3% Nitrogen, which is a major component of chlorophyll that gives plants their green color. Nitrogen encourages vigorous growth for the development of a dense, attractive lawn.

With 18% Phosphorus, this lawn food encourages root development, which is essential for turf establishment. Phosphorus effects on turf are usually more subtle and, while not as readily visible, are still very important. This lawn food also contains 18% Potassium, which can enhance the plant’s endurance to stress if a deficiency is present. The application of Potassium will generally not show a visible response.

This 3-18-18 Lawn Fertilizer Food is produced in the USA by a family-owned business with over 25 years of former experience in the commercial professional turf and agriculture industry.

Pros

  • Easy to apply with ready-to-use hose end sprayer
  • Suitable for all grass types
  • Promotes strong root development, vigor, and strength
  • Great starter fertilizer for establishing a lawn
  • Contains 3% Nitrogen for vigorous growth and attractive lawn
  • Contains 18% Phosphorus for root development and turf establishment
  • Contains 18% Potassium for enhanced endurance to stress
  • Made with high-quality feed grade ingredients
  • Produced in the USA by a family-owned business with over 25 years of experience in the industry

Cons

  • – May not show a visible response for Potassium application
  • – Phosphorus effects on turf are usually subtle and not readily visible

6. Scotts Turf Builder Thick'r Lawn Grass Seed, Fertilizer And Soil Improver For Bermudagrass, 40 Lbs.

Achieve a thicker and fuller lawn with Scotts Turf Builder Thick'R Lawn Bermudagrass, the perfect 3-in-1 solution for your lawn. This product is a combination of grass seed, fertilizer, and soil improver that is designed to help you achieve the perfect lawn. The grass seed is used to fill in any gaps or bare spots in your lawn, while the fertilizer helps to promote thicker, healthier grass. The soil improver works to enhance root development, ensuring that your lawn is strong and healthy.

This product is perfect for anyone looking to improve the condition of their lawn. It is easy to apply in late spring or early summer with a Scotts Spreader, and it covers up to 4,000 sq. ft. With the help of Scotts Turf Builder Thick'R Lawn Bermudagrass, you can achieve up to a 50% thicker lawn (subject to proper care; results may vary based on current condition of the lawn).

This product is available in AL, AR, AZ, CA, CO, FL, GA, HI, KS, KY, LA, MO, MS, NE, NC, NM, NV, OH, OK, SC, TN, TX, VA, and WV, making it an ideal choice for homeowners across the United States.

Pros

  • Combination of grass seed, fertilizer, and soil improver in one convenient product
  • Helps to fill gaps and promote thicker, healthier grass
  • Enhances root development for a strong and healthy lawn
  • Easy to apply with a Scotts Spreader
  • Covers up to 4,000 sq. ft.
  • Can achieve up to a 50% thicker lawn (subject to proper care; results may vary based on current condition of the lawn)
  • Available in multiple states

7. Potentpotassium Lawn Food Spray

This high potassium lawn food fertilizer promotes turf grass hardiness, helping lawns prepare for temperature change and stressful conditions. Potassium deficiency can make lawns less resistant to stress. It is great to use in the summer and fall. Potassium is involved in carbohydrate formation, photosynthesis, enzyme activation, and the formation of proteins. The application of potassium will generally not show a visible response, but it can enhance the plant's endurance to stress if a deficiency is present.

This 0-0-25 lawn fertilizer food is easy to use and comes with a ready-to-use hose-end sprayer that applies the perfect ratio of liquid nutrients for lawn applications. It can cover up to 3,200 square feet when using the attached sprayer. This fertilizer is produced in the U.S.A by a family-owned business with over 25 years of former experience in the commercial professional turf and agriculture industry.

This lawn fertilizer can be used on any grass type, including Saint Augustine Grass, Bahia Grass, Bermuda Grass, Centipede Grass, Kentucky Bluegrass, Annual Ryegrass, Perennial Ryegrass, Tall/Fine Fescues, Zoysia Grass, and more!

Pros

  • Promotes turf grass hardiness, helping lawns prepare for temperature change and stressful conditions
  • Can enhance the plant's endurance to stress if a deficiency is present
  • Easy to use and comes with a ready-to-use hose-end sprayer that applies the perfect ratio of liquid nutrients for lawn applications
  • Produced in the U.S.A by a family-owned business with over 25 years of former experience in the commercial professional turf and agriculture industry
  • Can be used on any grass type

Cons

  • – The application of potassium will generally not show a visible response

8. Summer Green 25lbs: Natural Fertilizer For Lush Lawns

The Happy Lawn Summer fertilizer is the perfect solution to keep your lawn thick, green, and strong during the hot summer months. This fertilizer is made up of natural ingredients such as wheat flour, feather meal, and molasses, which makes it safe to use on all types of grass. You can apply it without worrying about the safety of your family and pets as it is safe to use when used as directed.

This fertilizer is compatible with the instead Go Getter Spreader, and one bag of this fertilizer can cover an area of 4,000 sq. ft. For best results, it is recommended to use this fertilizer with the instead Go Getter Spreader.

The Happy Lawn Summer fertilizer is a must-have for anyone looking to keep their lawn healthy and strong during the harsh summer season. It is easy to use and provides quick results, making it an ideal choice for busy homeowners.

Pros

  • Made up of natural ingredients such as wheat flour, feather meal, and molasses
  • Safe to use on all types of grass
  • Safe for pets and family members when used as directed
  • Compatible with the instead Go Getter Spreader
  • Provides quick results and keeps the lawn healthy and strong

9. 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

10. Drought Defender Lawn Fertilizer – 32 Oz.

Maintain a lush lawn and garden even during the hottest months of the year with the Summer Fertilizer from Turf Titan. This liquid fertilizer is designed with a beneficial blend of nutrients that help your soil stay hydrated and conserve water, preventing grass from wilting. With advanced nutrients including wetting agents and growth-promoting compounds sourced from Norwegian kelp, Drought Defender helps grass, gardens, and plants stay green through the harshest of conditions. The kelp fertilizer is formulated with advanced nutrients, including marine kelp, soluble potash, and amino acids for healthy and hydrated lawns and gardens.

One bottle of the concentrated formula of Drought Defender can treat an 8,000-square-foot area on all types of grass, making it easy to use no matter how big or small your lawn is. The fertilizer can be applied every 4-6 weeks during the driest times of the year, and it is safe for family and pets to use. Turf Titan specializes in innovative products powered by biology. Their range of advanced nutrients is specially formulated to make your lawn and garden flourish year-round like never before, all without the use of harmful chemicals.

Pros

  • Contains a beneficial blend of nutrients to help your soil stay hydrated and conserve water
  • Advanced nutrients including wetting agents and growth-promoting compounds sourced from Norwegian kelp
  • Formulated with marine kelp, soluble potash, and amino acids for healthy and hydrated lawns and gardens
  • Easy to use and can treat an 8,000-square-foot area on all types of grass
  • Safe for family and pets to use
  • Innovative products powered by biology

Best Grass Fertilizer For Summer FAQs

Are there any natural or organic options for grass fertilizer during summer?

Yes, there are several natural and organic options for grass fertilizer during summer. One of the most popular options is compost, which is made from decomposed organic matter like leaves, grass clippings, and food scraps. Compost is rich in nutrients and helps to improve soil health, which in turn promotes healthy grass growth.

Another natural option for grass fertilizer is manure, which is rich in nitrogen, phosphorus, and potassium. However, it's important to make sure that the manure is fully composted before using it as fertilizer, as fresh manure can burn grass and lead to unpleasant odors.

Other natural options for grass fertilizer include bone meal, blood meal, and fish emulsion, all of which are rich in nutrients that promote healthy grass growth. It's important to follow package instructions carefully when using these fertilizers, as overuse can lead to burned grass and other problems.

Overall, natural and organic options for grass fertilizer are a great choice for those who want to promote healthy grass growth without relying on synthetic chemicals.

Can using too much grass fertilizer during summer damage my lawn?

Yes, using too much grass fertilizer during summer can definitely damage your lawn. Fertilizers are meant to provide essential nutrients to your lawn and help it grow healthier and greener, but over-fertilizing can have negative effects. When you apply too much fertilizer, the excess nutrients can burn the grass blades and roots, which can lead to yellowing, browning or even death of the grass. Additionally, over-fertilizing can also cause excessive growth, which weakens the grass and makes it more prone to diseases and pests.

To avoid damaging your lawn with excessive fertilizer, it's important to follow the instructions on the fertilizer package carefully and apply the recommended amount. Also, make sure to water your lawn regularly to help the nutrients penetrate the soil and prevent burning. It's also a good idea to test your soil regularly to determine its nutrient levels and adjust your fertilizer application accordingly. Overall, using fertilizer in moderation and with care can help keep your lawn healthy and lush all summer long.

How often should I apply grass fertilizer during the summer months?

During the summer months, it is important to maintain a healthy lawn by applying grass fertilizer. The frequency of fertilizer application depends on several factors, including the type of grass, soil type, and weather conditions. Generally, it is recommended to apply fertilizer every 6-8 weeks during the summer months. However, if the lawn is experiencing stress due to heat or drought, it is best to reduce the frequency of application and water the lawn deeply to help the grass roots absorb the nutrients. It is also important to follow the instructions provided on the fertilizer package and avoid over-fertilization, as this can lead to unhealthy and uneven growth, as well as potential damage to the environment. Regular fertilization during the summer months can help promote healthy growth, improve color, and increase the lawn's resistance to diseases and pests.

What are the best types of grass fertilizer for summer?

There are several types of grass fertilizer that are ideal for summer. The best types of fertilizer are those that are high in nitrogen, as this nutrient promotes leaf growth and overall plant health. One option is a slow-release fertilizer, which provides a steady stream of nutrients over a longer period of time. This is beneficial during the hot summer months as it prevents the grass from being overwhelmed with too much fertilizer at once. Another option is a liquid fertilizer, which can be applied more frequently and can be quickly absorbed by the grass. Additionally, organic fertilizers such as compost or manure can provide a natural source of nutrients and improve soil health. It is important to choose a fertilizer that is appropriate for your specific type of grass and to follow the instructions carefully to avoid damaging your lawn. Regular fertilization during the summer can help keep your grass healthy and lush throughout the season.

What nutrients should be included in grass fertilizer for summer?

Grass fertilizer is an essential component for maintaining a healthy lawn during the summer months. When selecting a fertilizer, it is important to consider the nutrients that are required for optimal growth.

One of the primary nutrients that should be included in grass fertilizer for summer is nitrogen. This nutrient is critical for promoting healthy leaf growth and enhancing the lawn's overall green appearance. Phosphorous is another crucial nutrient that should be included in grass fertilizer. It promotes root development, which is essential for the grass to absorb water and nutrients from the soil.

Potassium is also an important nutrient to include in summer grass fertilizer. It helps the grass to withstand drought and disease by strengthening cell walls and improving stress tolerance. Additionally, iron can be added to the fertilizer to enhance the lawn's green appearance.

It is important to choose a fertilizer that is specifically formulated for summer use and contains a balanced blend of these essential nutrients. By providing your lawn with the nutrients it needs, you can ensure that it remains healthy and vibrant throughout the summer season.

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