Best Lawn Fertilizer Reviews 2024 – Buyer’s Guide & Top Picks

Once in a while, you looked up to your neighbors’ nice looking lawn that they spend less time and effort working on. Well, it is no longer a secret on how to have a green lawn free from pests and even the persisting weed. Addition of nutrients that are depleted in the soil by application of the best lawn fertilizer will nourish your grass to a healthy and deep green color.


This article will give you the key factors to consider as well as the best lawn fertilizer reviews on the market. Most of the frequently asked questions are included with links to video illustrations on how to practically observe these important factors.

**Below, you'll find more detailed reviews, but you can also click links above to check current prices and read customer's reviews on Amazon.

Types Of Lawn Fertilizers

Fertilizers help stimulates plant growth by replenishing the depleted nutrients in the soil. It provides the essential nutrients required for plant and lawn growth. The primary nutrients in manure include nitrogen, phosphorus and potassium.

There are also other secondary nutrients such as chlorine, copper, manganese, zinc that are also good for the plant survival. When it comes to lawn fertilizers, you might consider one who has these nutrients in the best ratio for quick and healthy plant growth.

The following are broad categories of lawn fertilizers:

Single Nutrient Fertilizers

Single Nutrient Fertilizers


These fertilizers contain a high concentration of Nitrogen which is the most effective nutrient for plant growth. Although most people find them compelling, these fertilizers have to be carefully used as they can result in pollution of the environment through run-offs.

Multi-Nutrient Fertilizers

Multi-Nutrient Fertilizers


As the name suggests, these fertilizers are formulated with more than one nutrient. They help restore the greenness in lawns and give them a healthy look. It consists of many secondary nutrients.

Organic Fertilizers

Organic Fertilizers


They primarily made from composted natural materials and animal waste, these compost are known to be environment and user-friendly. Although they contain low nutrient concentration, they are easy to use and handle. They can also save you money if you know how to prepare and harvest.

Perfect Time to Fertilize Your Lawn

For efficient use of your fertilizer, it is recommended to know the right time to use it on your lawn, ensuring none of it goes to waste. Early applications can result to disappointing results due to the harsh climatic conditions while the late application is just a waste of your expensive fertilizer.

Considering lots of factors such as the best time to apply the manure, condition and type of the grass and the type of fertilizers are crucial. Considering the age of grass will avoid situations where damage is done to it. One should also carefully go through the product instructions and guidelines to know what to deal with.

Some of the best conditions to consider are the following.

  • Soil Temperature
  • Raining Season
  • Growth Cycle

Most grasses pick up their growth at temperatures above 50 degrees Fahrenheit. This is the right time to apply your fertilizer for quick growth on the lawn. Although it can be difficult to tell soil temperature, this happens after the winter season.

As a reminder, only regular application of manure will result in a fast and healthy growth of your lawn. A period of 6-8 weeks is the best depending on the type of grass and soil conditions. Here is a You-tube video that illustrates more on the timing of lawn fertilization.

Things To Consider When Choosing The Best Lawn Fertilizer

Most manures will result to a healthier and greener grass. Choosing the right type of a lawn fertilizer is more than just the nutrients contained in the bag. You need to consider seasonal changes in the area you live in, the growth of weeds and pests, the purpose of the grass and even the environmental legations. Some of these factors are as follows:

#1 - Ratio of the Ingredients

Most manure packages are usually marked by three numbers that represent the nutrients in the fertilizer itself. These are Nitrogen, Phosphorus and Potassium (NPK). Each nutrient plays a different role in the plant survival. Here is a video on other tips you should know when it comes fertilizer nutrient ratio.

Nitrogen results to a healthy and greener leaf development while Phosphorus ensure proper intake of water and nutrients through the roots. Potassium helps in root development and disease fighting. Depending on the problem you are experiencing on your lawn, you can pick that fertilizer that will work best.

#2 - Climatic Conditions

For hot climatic conditions, turf builder fertilizers are the best as they make the grass more resistant and increase water and mineral absorption. On the other hand, if you intend to use your lawn for purposes of relaxing with your family members, then organic manures will come in handy.

#3. Type of Soil

Types of Soil
Type of Soil

Before applying any lawn fertilizer, soil tests should be performed to know its type, conditions and pH values. From these tests, you can easily tell what nutrients the soil is lacking. Let say if its Nitrogen deficit, then you might go for a fertilizer rich in Nitrogen.

#3 - Lawn Type

Depending on the type of plants in your lawn, you need to consider the different nutrients essential for each as no one fertilizer works for all plants. Nitrogen is the best for leafy plants while Phosphorus works well for seedlings and sprouts.

Comparison Table Of the Best Lawn Fertilizers

Below is a quick comparison of some of the best reviewed lawn fertilizers. You can click on the links provided to check on the product reviews and current prices.

1. Diatomaceous Earth Food Grade

Diatomaceous Earth Food Grade


Diatomaceous Earth Food Grade has several advantages over fertilizers currently available on market. It is a natural product that is made of fossilized diatoms existing in the freshwater lakes. It is, therefore, safe for both human and animal use as it contains no contaminants.

This product can balance soil conditions, which will result in a healthier and greener lawn in the shortest period ever. Use of these fertilizer helps the garden to have a quick absorption of nutrients and water, resulting to a healthy and thick root.

Meant for organic use, this natural manure meets the US Food chemicals codex standards as it lacks chemical additives that can make it unsafe for use.


  • Pets and kids friendly.
  • Quality packaging that keeps the product pure.
  • Contains no additives as it is obtained from pure food grade source.


  • Has odor and might cause lung irritation on some users.
  • Not powerful and takes time to see results.
  • Has little effect on ants.

2. Espoma Organic Seed Starter

Espoma Organic Seed Starter


Espoma Organic Seed Starter promotes growth for all seedlings and cuttings. It contains peat humus and moss that stimulates plant root growth, improves moisture retention hence increasing its nutrients and water intake. This fertilizer helps you grow your plants to produce more harvest and healthier looks.

It is recommended to be applied under wet conditions on seedlings. You can spread the right amount as per the manufacturers’ instructions on the potted seedlings and get results within few days.

These products are chemical free making them safe for kids and even pets. It is formulated with the purest and finest products that will help in the fast growth of your lawn seedlings.


  • Easy to use and doesn’t cause damping-off.
  • Has the best results of healthy seedlings at low prices.
  • Small particles that do not interfere with the growth of small seeds.
  • Organic.


  • Does not retain maximum moisture.
  • Previous users complain of mold in the product bags.

3. Wiggle Worm Soil Builder Worm Castings

Wiggle Worm Soil Builder Worm Castings


UNCO industry produces manures that you can get the best from in gardening and lawn preparations. They contain the necessary minerals that stimulate healthy growth of plants and vegetables. Worm castings have several benefits from root growth, water and mineral plant intake to fighting diseases.

Worm castings provide incredible results by fast growth. They process the minerals in a manner that is easily taken in by the plants. By retaining water and nutrients, plants can survive under unfavorable conditions such as droughts.

Another advantage of this product is that it does stimulate not only plant growth but also improves soil structure. Its use is safe as it is a natural fertilizer that has no odor and doesn’t burn plants at high concentrations.


  • Natural compost.
  • Adds high level of bacteria and microbes that help in the digestive process to give optimum growth.
  • Improves soil structure.
  • High soil water retention capacity.
  • Quick results when used to enhance growth.


  • Quite expensive.
  • Not better as the local and fresh worm castings.

4. Scotts Turf Builder Lawn Food

Scotts Turf Builder Lawn Food


For soil preparation and health of your plants, these product has the best results on grass growth and maintenance. It helps you build deep and strong roots that have the ability to absorb water and the essential minerals for your plant.

With a variety of sizes in the market, it enables you to apply up to 15000sq. ft. on your lawn or garden. The application can be made on a dry or wet grass. Although for quick and better results, you can water after application.

This product can be applied in any season, although for best plant growth, it is recommended to use 6-8 weeks. Its use is suitable for all types of grass and safe for both kids and pets.


  • Highly efficient and easy to apply.
  • Safe to human beings and has no unpleasant odor.
  • Suitable for all types of grass.
  • Quick results for a healthy lawn.


  • Burns grass when used in high concentrations.
  • Results to weed growth.

5. Jobe’s Tree Fertilizer Spikes

Jobe’s Tree Fertilizer Spikes


Tree Fertilizer Spikes are one of the easiest to apply fertilizers for perfect look on your lawn. It ensures supply of essential nutrients to the plants and grass. They are easy to use ensuring no wasteful runoff, smells or dangerous chemicals.

Its use is perfect for all trees and shrubs in all season. Its application can be made in the early spring and late fall to give the optimum results. You don't have to worry on the size of your lawn, these fertilizers come in different sizes of spikes.

These fertilizers contain Nitrogen, Phosphorus and Potassium in the ratio 15:3:3, ensuring a continuous supply of the newly planted lawn, trees and shrubs. Another added advantage to the product consumer is the warranty of the product from the manufacturer.


  • Can be used on all trees and types of grass.
  • Harmless and has no odor.
  • Easy to use and works great on most plants.
  • Has no fertilizer runoff, saving you the money.


  • Quite expensive compared to other performing fertilizers in the market.
  • Difficulty in hammering into the ground.

And to Wrap It All Up…

Use of lawn fertilizers has several benefits that will help you obtain a healthy and admirable lawn with less effort. From sustaining growth, fighting diseases, these products do the work as you wait for a harvesting season.

This article outline some of the problems you might face when using these fertilizers, and tips on how to choose the best. I personally prefer Wiggle Worm Soil Builder Worm Castings as it has broad use in the gardening niche. It is a natural fertilizer that is effective for all types of use. You can also prepare it from home, saving lots of cash.

Although your opinion on this might be different from mine, you can check other products in this article for the best farm results. For more information, you can click on the links to read more on the products reviews and their current prices on the market.

Feel free to share this information with friends and family who have difficulties in lawn maintenance. Thanks for your time!

About the Author Laura Bennett

Hello, I’m Laura Bennett. I love nature especially when it comes to flowers and different kinds of plants. I started a very small garden behind my house and I named it Humid Garden. So, I created this blog to provide aspiring and inspiring thoughts about gardening for gardeners and anyone who has the intention of keeping a garden.

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