Best Fertilizer For Green Grass – 10 Options in 2022

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If you are growing new grass, or just survived winter, chances are you’re looking for the best fertilizer for green grass. A green lawn is the cornerstone of a healthy yard and makes your whole house have curb appeal.

The best fertilizer for green grass is a fertilizer with a high amount of nitrogen, and added iron as the ingredients. These to nutrients assist your grass in growth, and give it a rich green color. Nitrogen and iron based fertilizers should be applied once or twice in during the growing season.

Nitrogen helps to rapidly grow grass and promote chlorophyll growth. Chlorophyll is a green photosynthetic pigment found in grass and plants. It absorbs the blue and red portions of the electromagnetic spectrum, leaving the healthy green color found in plants. Chlorophyll enables your grass to take in sunlight, water, and carbon dioxide, to make carbohydrates.

For additional nutrients, look for iron supplements in your fertilizer for green grass. Many golf-course groundkeepers and professional landscapers use an iron supplement to give grass deep green color. You can apply an iron supplement when the daytime temperature reaches lower than 70 degrees Fahrenheit. Applying iron supplements will not help your grass increase growth speed, so you do not need to mow or water more often.

Best Fertilizer for Green Grass

GreenView Fairway Formula Lawn Fertilizer

If your goal is to develop a green grass lawn, this Greenview Fairway Formula Lawn Fertilizer will provide slow-release nitrogen that can last up to ninety days. Aside from improving green grass, this best fertilizer for green grass help thicken and toughen your lawn.

Even with ninety days of feeding, this fertilizer will not greatly increase the growth of your grass lawn, but it will make it greener. The best time to apply this fertilizer is during the growing stage of your grass lawn.

You can use this lawn fertilizer on Zoysia grass, Bermuda grass, Centipede grass, St Augustine grass and much more. This fertilizer for green grass works well without burning the grass lawn.

Expect a deep green grass color with less dead patches. If you are not satisfied with the result, it comes with a money-back guarantee.

Milorganite 32 lb. Slow-Release Nitrogen Fertilizer


This Milorganite fertilizer has 6-4-0 NPK formulation for achieving a green grass lawn. With more nitrogen and phosphorus than before,it’s designed to deliver superior results. This fertilizer for green grass has all the nutrients needed for healthy grass.

The nutrients cut down the need for watering, which lower energy costs. The formula is slow-release for longer feed to up to 70 days and reducing mowing time. Formulation of the slow-release nitrogen will not burn the leaves, while the iron delivers a long-lasting green grass.

I recommend calibrating your spreader to cut down the risk of nutrient runoff and overapplication. One bag of 32 pounds can cover up to 2,500 square feet of a grass lawn.

This product can be used for all grass such as Zoysia grass, Centipede grass, St Augustine grass, and other grass.

Scotts Green Max Lawn Food & Lawn Fertilizer

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Scotts GM is a fertilizer made explicitly for any grass and includes iron to help provide your lawn with a deeper green. The NPK formulation is listed as 27-0-2. It’s heavy on nitrogen to push those blades up through the soil and sprout.

Without phosphorus, this fertilizer is not for new grass. The added potassium may also not be effecitve in leading to a healthier lawn, so I’m not sure why they threw it in here.

Scotts GM Lawn fertilizer for green grss can create a deep green lawn in 72 hours days due to its 5% level of iron. You can also expect fast results because this grass food is fast-acting.

If you have a matured lawn, this fertilizer can give a boost of nutrients to stimulate health and growth. You can achieve green your grass with this formulation. This fertilizer can be used on Zoysia grass, St Augustine grass, Centipede grass, and other grass.

FertiLome Classic Slow Release Nitrogen Fertilizer

This Fertilome Classic Lawn Food Classic has NPK formulation 16-0-8, which means it has a higher amount of nitrogen and half the amount of potassium. The nitrogen is a slow-release that for each application can last about sixty days.

The higher amount of nitrogen is the secret to achieve green grass without growing the grass fast. You can give your grass lawn between two and three pounds of nitrogen over the entire growing season.

The NPK formulation has been known as the best for cool-season grasses. It consists of urea (to build your lawn’s resistance to fungal diseases), attapulgite (works as clay conditioner), and mono-ammonium phosphate (can be used when planting new grass, for lawn maintenance, when renovating the lawn or when overseeding).

After one application, this fertilizer for green grass will make your grass greener. One forty pound bag can cover up to 10,000 square feet.

Hi-Yield Iron Plus Fertilizer for Green Grass

If you are having trouble with your grass turning yellow, this Hi-Yield Iron Plus Soil Acidifier consists of a pelletized material that fixes yellow grass fast. If you use this fertilizer as directed, it will not burn the grass.

It can not only be used for grass, but also for shrubs, citrus, roses, flower beds, and trees. If there is poor response to other fertilization, fix it by proper application of the Hi-Yield Iron Plus Soil Acidifier.

Before each application, I recommend testing the soil for its alkalinity, because this fertilizer for green grass is for alkaline and calcareous soils only. The NPK formulation of this fertilizer is 11-0-0.

Keep in mind to water the grass after each application.

Espoma Organic All Season Lawn Food

If you want a rapid greening to your grass lawn, Espoma Lawn Food is the right answer. The ingredients are a blend of natural organics with the higher slow-release nitrogen.

It is a non-toxic fertilizer for green grass. You can be sure it’s safe with humans, animals, or pets. The NPK formulation is 18-0-3, which can help you achieve the green grass that you want.

It consists of about three times the amount of slow-release nitrogen of conventional lawn foods. You can apply for any season, including summer.

If you use the fertilizer for green grass as directed, you will not burn the grass. One forty pound bag can cover up to 6,000 square feet of a grass lawn.

VPG Lawn Food Plus Iron


Believe it or not, this Ferti Lome Lawn Food Plus Iron can turn yellow grass to green grass. This fertilizer for green grass is an excellent all-around lawn food.

It comes with chelated iron for fast greening on all types of grass lawns. It consists of two types of Nitrogen for rapid greening and long term stable growth. The NPK formulation is 28-0-4.

Active ingredients are attapulgite (clay conditioner), mono-ammonium phosphate (for lawn maintenance), ferrous sulfate monohydrate (a form of iron as a lawn treatment. These iron products stimulate deep greening of turf grasses without boosting growth), and potassium.

A forty pounds bag can cover up to 10,000 square feet.

Bonide Products Premium Lawn Food

This Bonide Premium Lawn Food gives the best quality formulation to create and maintain a beautiful lawn. This fertilizer for green grass will keep your lawn at peak performance.

The NPK formulation is 20-0-10, with added Vital X Micronutrients. The nitrogen is a slow-release nitrogen.

One 16 pounds bag can cover up to 5,000 square feet. This fertilizer meets EPA requirements for nitrogen in a 4 Phase Fertilizer Program.

It contains iron for deep greening and continuous feeding with slow-release nitrogen.

Frequently Asked Questions & Related Topics

When is the Best Time to Fertilize Your Lawn for Green Grass?

During the fall, September is the best time to fertilize your lawn for greening grass. Your grass is still recovering from a long summer and maybe coming out of a drought-induced dormancy.

This would be the best time to give your lawn nitrogen to push blade growth. A fertilizer with a formula of 20-0-10 will get the grass growing again.

Nitrogen is an essential nutrient for a fall fertilizer. Applying one pound of soluble nitrogen for every 1000 square feet or one and a half to two pounds of slow-release nitrogen for every 1000 square feet is recommended.

How Often Should you Fertilize your Lawn for Green Grass?

Apply nitrogen plus iron fertilizer only one or two times during the growing season or in the fall. This application should give you a greening effect.

Mow and water your grass more often to keep the grass green.

How to Keep Your Grass Green

You have to also pay attention to regular mowing, regular watering, and applying fertilizer to encourage a dark-green lawn. Healthy green grass lawns appear beautiful, will you help choke out weeds and save you money on purchasing herbicides.

The most important thing to remebember when mowing is to not cut your grass to short. Longer grass helps shade and protect the roots from burning.

What Grass is the Greenest?

Not all grasses will produce a dark-green lawn. The following grasses are the greenest:


When looking for the best fertilizer for green grass, it’s important to select a fertilizer with the correct nutrients. Overall, my favorite fertilizer is heavy Nitrogen based the Greenview Lawn Fertilizer.

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