The 10 Best Lawn Booster Review (2021)

You may have been putting in all the effort required to grow a perfect lawn and yet you can seem to achieve get the lush green lawn you want.

You don’t have to feel frustrated, sometimes, nature may be against you; it may be that your soil is not fertile enough, or your climate may not provide the best conditions to grow and maintain lush green grass.

If you find yourself in a situation like this, you may need to use a good fertilizer to make your grass grow better.

A good lawn fertilizer will provide nutrients required to make your grass grow well.

Here are some of the best lawn boosters you can use to make your lawn grow greener and faster.

1. Simple Lawn Solutions Extreme Grass Growth Lawn Booster

Simple Lawn Solutions Extreme Grass Growth Lawn Booster best lawn booster

Make your grass grow faster and greener with this liquid fertilizer solution. It was prepared with bioactive organics, potash, sulfur, feed grade urea, and other ingredients that will make your soil more nutritious and your grass grow better.

It is important that any lawn booster you use be kid and pet friendly; this fertilizer is made from a non-toxic formula, so you won’t have to keep your kids and pets off when you use it.

Phosphorus is a common ingredient used in fertilizers and this lawn booster contains it, so you have to make sure that using your local law is not against the use of phosphorus-containing fertilizers on non-agricultural lawns.


It is not expensive

Comes in liquid form

It is safe for children and pets


Nozzle is poorly calibrated

2. Simple Lawn Solutions Advanced 16-4-8 Balanced NPK 

Advanced 16-4-8 Balanced NPK - Lawn Food Natural Liquid Fertilizer - Spring & Summer Concentrated Spray grass best lawn booster

This lawn booster provides the perfect mixture of nutrients needed for your lawn to grow well. It is made with natural and organic ingredients, without harsh chemical ingredients that can cause your soil any harm.

Being a liquid fertilizer, it is very easy to apply. All you do is spray it on the area where you want to apply it.

Many people expect too much from lawn boosters, if your lawn is infested with disease or fungus, then a lawn booster will not solve the problem.

Deal with those problems first, then you should get a lawn booster like the Advanced 16-4-8 Balanced NPK – Lawn Food Natural Liquid Fertilizer to provide the required nutrients for your lawn to grow well.


Free of harsh chemicals

It is non-toxic

Can be used for all any grass type

It is not expensive


No cons

3. Scotts Turf Builder Thick’R Lawn

Scotts Turf Builder Thick'R Lawn Sun & Shade - 40 Lb. | Combination Seed, Fertilizer & Soil Improver best lawn booster

Scotts offer a variety of turf builders, and like the other varieties, the Thick’R Lawn is made to bring out the best in your lawn. It contains a 3-in-1 solution that includes seed, fertilizer, and soil improver will make your thin lawns fuller and greener.

Also, this booster improves the soil structure so that it can be easier for the roots to get nutrients from the soil.

If you have been finding it difficult to grow or maintain a full and green lawn, you may need to give the soil and plants some supplements that will provide the nutrients that can make the soil more nutritious and the grass grow better. This Scotts turf builder has everything your lawn needs.


It is well priced

Contains seed, soil improver, and fertilizer


You will need a spreader to apply 

4. Simple Solutions Intense Green Grass Enhancing Booster- Natural Spray 

Intense Green Grass Enhancing Booster- Natural Spray Concentrated Liquid Fertilizer Micronutrient best lawn booster

This is another lawn booster from Simple Lawn Solutions that is guaranteed to make lawn greener.

If you are noticing yellow areas on your lawn, it is probably because the nutrient is not evenly distributed or it may be because of toxicity in certain parts of the soil. This green enhancing booster will provide the required nutrient and detoxify the soil.

It is made from a natural and non-toxic formula that is pet and kid friendly. Also, this booster is suitable for all grass types. Increase the chlorophyll production of your grass and let them get greener with this booster.


It detoxifies the soil

Suitable for all grass types

Pet and friendly


Dispenser is not so durable

5. Simple Lawn Solutions Commercial Grade Lawn Energizer- Grass Micronutrient Booster

Commercial Grade Lawn Energizer- Grass Micronutrient Booster w/ Nitrogen- Natural Liquid Turf Spray Concentrated Fertilizer best lawn booster

You should have noticed by now that Simple Lawn Solutions Products take the larger part of this review. This is because they make products that solve specific lawn problems.

The lawn energizer is formulated to maximize the health, growth, and color of your lawn. It has a natural and non-toxic formula that makes it kid and pet friendly.

Also, it is suitable for all grass types. However, if you want to get the best out of this lawn booster, you may want to consider using it with another fertilizer like the Simple Lawn Solutions Green Booster & Lawn Food.

This lawn energizer will help your grass make most of whatever little nutrient available.


It is free of harsh chemicals

It is pet and kid friendly


For best results, you have to use it with another fertilizer

6. Simple Lawn Solutions Liquid Aerating Soil Loosener

Liquid Aerating Soil Loosener- Aerator Soil Conditioner- No Mechanical or Core Aeration- Simple Lawn Solutions best lawn booster reviews

When the soil is compact and held together, it will be difficult for water and air to move downwards to the root. When you aerate the soil, you make it easy for water and air to get to the roots; that is the simple function of this liquid soil loosener.

Also, it detoxifies the soil and makes fertilizer more effective because in compact soil, fertilizer won’t make it deep down into the soil.

This Simple Lawn Solutions Loosener is natural and non-toxic, you can use it for your lawn and it will remain kid and pet friendly. With this lawn booster, you can forget any other mechanical method used to aerate the soil.


Suitable for any grass type

It enhances soil structure

Detoxifies soil


It may take time to work

It may not be as effective as mechanical aeration

7. Simple Lawn Solutions Superior Nitrogen & Potash 15-0-15 NPK

Superior Nitrogen & Potash 15-0-15 NPK- Lawn Food Natural Liquid Fertilizer spray best lawn booster

You may find it hard to get an effective lawn fertilizer that doesn’t contain phosphorus, however, this Simple Solutions Lawn Food is phosphorus-free. Still, it will make your grass grow faster and your lawn greener.

It contains Nitrogen and Potassium, blended with Humic/Fulvic Acid to get a nutritious booster.

If you notice stunted growth, poor density, yellowing, or welting of leaves, it may be as a result of nitrogen or potassium deficiency. This lawn booster contains these nutrients and it may help to revive your lawn.


Enhances growth

Suitable for all grass types


Dispenser is not of the highest quality.

8. LawnStar Green-Up Lawn Supplement

LawnStar Green-Up Lawn Supplement + Booster (32 OZ) w/Slow Release Nitrogen + Micronutrients best lawn booster

This LawnStar lawn booster is the perfect product to make your lawn grow greener and faster. It is made from a unique blend of nitrogen, sugar-based iron chelated iron, and manganese. It is also very easy to apply; all you have to do is spray.

There are several lawn boosters that are just infused with unnecessary ingredients, however, this lawn supplement was made with just the right ingredients to make your lawn grow better. You may want to use it with a good fertilizer if you want to get the best out of it.


Treats up to 4,000 Sq. Ft

Suitable for all grass types


You have to use it with a good fertilizer to get the best out of it

9. Simple Grow Solutions Pure Organic Micronutrient Booster

Pure Organic Micronutrient Booster- Complete Plant & Turf Nutrients- Simple Grow Solutions best lawn booster review

Ensure that your grass is kept healthy with this organic micronutrient booster. Made from a unique blend of magnesium, sulfur, boron, molybdenum, amino acids and other ingredients, it contains essential nutrients needed for your grass to grow faster and greener.

What makes this booster different from others in this review is that it is suitable for your garden plants, like your vegetables, flowers, and fruits. It doesn’t matter if you are a lawn or garden owner, this booster will make your plants grow better.


Suitable for vegetables, flowers, and fruits

Strengthens plants immune system


May take time to work

10. Simple Grow Solutions Organic Soil Treatment

Raw Organic Humic Fulvic Acid- Liquid Carbon - Root Hume- Simple Grow Solutions best lawn boosters review

This lawn booster features a humic/fulvic acid blend. It is formulated to normalize soil Ph, it increases seed germination rate, and it makes the soil more nutritious. You may have been applying fertilizer to your soil and haven’t seen an improvement, sometimes you have to condition the soil so as to increase the transfer of fertilizer. This organic soil treatment will condition stressed soil.

Also, it is very suitable for your garden, and you can use it on your soil where you have planted your flowers, fruits, and vegetables. If you are looking for a booster that will increase the organic content of your soil, this is the one for you.


Can be used for lawn and garden

Conditions stressed soil


It may require the addition of other fertilizer


Before you go out to buy any type of lawn booster, it is very important that you know exactly what is wrong with your lawn; is it that your soil is compact and not aerated?

Is it that your soil is stressed and doesn’t contain sufficient nutrients? Whatever the problem is, one of these boosters should solve the problem and return green to your lawn.

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