Lawn Fertilizer

The Best Fertilizers To Use For A Healthy Vibrant Lawn

July 24, 20246 min read

The Complete Guide To The Best Fertilizers for a Healthy, Vibrant Lawn

Trying for one of the most lush, green and visually appealing lawns on the street? Then choosing the right fertilizer is crucial. Proper nourishment not only enhances the aesthetic appeal of your yard but also promotes its overall health. With so many options available, just walk into any lawn and garden section of your favourite retailer will indicate that selecting the best fertilizer can seem daunting. Take a deep breath, and relax. This beginners guide will walk you through almost everything you need to know about fertilizers for your lawn, from understanding the different types to application tips and more.

Table of Contents

  1. Introduction

  2. Types of Lawn Fertilizers

    • 2.1 Granular Fertilizers

    • 2.2 Liquid Fertilizers

    • 2.3 Slow-Release Fertilizers

  3. Key Nutrients for Your Lawn

    • 3.1 Nitrogen (N)

    • 3.2 Phosphorus (P)

    • 3.3 Potassium (K)

    • 3.4 Iron (Fe)

  4. Choosing the Right Fertilizer

  5. Best Fertilizers for Specific Lawn Types

    • 5.1 Cool-Season Grasses

    • 5.2 Warm-Season Grasses

  6. Application Tips

    • 6.1 When to Fertilize

    • 6.2 How to Apply Fertilizer

    • 6.3 Safety Precautions

  7. Common Lawn Fertilizing Mistakes to Avoid

  8. Environmental Considerations

  9. Conclusion

Introduction

A beautiful lawn not only enhances your property’s curb appeal but also provides a comfortable outdoor space for relaxation and recreation. I always love the feeling of a soft, inviting lawn that I can walk on with bare feet. Achieving that lush, green carpet requires more than just regular watering and mowing—it demands proper feeding with the right nutrients at the right time.

Fertilizer spreader on lawn

Types of Lawn Fertilizers

When it comes to fertilizers, there are several types to choose from, each with its own advantages and application methods.

2.1 Granular Fertilizers

Granular fertilizers are solid particles that are applied to the lawn using a spreader. They release nutrients slowly, providing a steady supply over time.

2.2 Liquid Fertilizers

Liquid fertilizers are mixed with water and applied using a sprayer or irrigation system. They are fast-acting and quickly absorbed by the grass. Some people even apply them at the same time they apply herbicides.

2.3 Slow-Release Fertilizers

Slow-release fertilizers are just what the name suggests. They break down slowly releasing nutrients over time that feed the lawn over an extended period. They are ideal for reducing nutrient runoff and promoting even growth.

Key Nutrients for Your Lawn

Understanding the essential nutrients your lawn needs will help you choose the right fertilizer formulation.

3.1 Nitrogen (N)

Nitrogen promotes leaf and stem growth. Using a fertilizer with a high nitrogen content will kick start the growth of the stems in your lawn. It also helps give it a nice colour of green.

3.2 Phosphorus (P)

Phosphorus supports root development and overall plant health. Strong roots in your lawn = a thick, lush lawn. You'll want to make sure you have this in your blend of fertilizer.

3.3 Potassium (K)

Potassium helps strengthen the grass against diseases, drought, and temperature extremes. It is going to help strengthen the lawn through changing seasons, especially the shock of the change to winter.

3.4 Iron (Fe)

Iron may be forgotten or overlooked when thinking nutrients, however, it is one that I think is really important for getting your yard to "pop". This often will set your lawn apart from others on the street. It is a vital micronutrient encouraging the grass to ramp up its chlorophyll production. Remember high school biology? Chlorophyl is green, and green means "wow" in the visual appeal factor in lawns.

Choosing the Right Fertilizer

Selecting the best fertilizer depends on factors such as your soil type, grass type, and local climate conditions.

Liquid fertilizer application

Best Fertilizers for Specific Lawn Types

Different grass types have varying nutrient requirements. Here are some recommendations:

5.1 Cool-Season Grasses

Cool-season grasses like Kentucky bluegrass and fescue benefit from fertilizers high in nitrogen, especially in early spring and summer. Fall months, you will want a more balanced ratio lower in Nitrogen.

5.2 Warm-Season Grasses

Warm-season grasses such as Bermuda grass and Zoysia grass thrive with fertilizers that have a balanced ratio of nitrogen, phosphorus, and potassium during their active growing season.

Application Tips

Applying fertilizer correctly is crucial for its effectiveness and minimizing environmental impact.

6.1 When to Fertilize

Timing your fertilization schedule based on your grass type and climate ensures optimal nutrient uptake. Using fertilizers that have a higher nitrogen content works well in the spring to kickstart the growing season. A mix of 25-5-10 or similar will give it the nutrients is needs to get going right. Be careful not to apply fertilizer too early in the spring. Allow the grass to begin to wake up from its winter dormancy.

Summer fertilizer should be well planned out. We generally see rains start to diminish (in my climate anyways) in the months of late July and August. Lawns begin to dry out, turn brown, and the stems become brittle and dry. Grass growth will slow down, but a balanced fertilizer can help lessen the stress of a hot, dry summer. Avoid fertilizing in the dry, hot conditions as fertilizer can burn the grass without sufficient moisture. Use a fertilizer with a ratio of around 3:2:1 (N, P, K) to help in the summer.

Fall fertilizer, you want a slow release ratio fertilizer. Something lower in Nitrogen, but a little higher in Phosphorous and Potassium. Something along the lines of a 14-16-10. It will help strengthen the root system, and the higher potassium will help with the extreme temperature change of winter.

6.2 How to Apply Fertilizer

Most people will use a granular fertilizer. It is easy to use, stores well, and readily available. Follow manufacturer instructions for application rates and techniques to avoid over-fertilization. A reliable fertilizer spreader will be your best friend when applying to your lawn, and are easy to adjust the rate of application. Avoid spreading the fertilizer by hand or just throwing some one the lawn. You will most likely make your lawn grow uneven, and could possibly cause fertilizer burn to your lawn inadvertently. I like to water my lawn after applying fertilizer, or better yet, apply before it rains. This helps to activate the fertilizer and get it going for your lawn.

6.3 Safety Precautions

Handle fertilizers with care and store them securely to prevent accidents and contamination. Use the proper PPE (personal protective equipment) such and safety glasses, gloves etc. Store in a secure, dry area.

Common Lawn Fertilizing Mistakes to Avoid

Avoid these common pitfalls to maintain a healthy lawn and protect the environment.

Environmental Considerations

Be mindful when applying fertilizers. Try avoiding spreading anywhere but your lawn. Try to eliminate spreading onto sidewalks or streets. Those granules eventually make their way into storm drains, and into rivers or lakes. Algae love excess fertilizers.

granular fertilizer in a shovel

Conclusion

By choosing the right fertilizer and applying it correctly, you can achieve a lawn that is not only beautiful but also resilient against pests, diseases, and environmental stressors.

Whether you prefer the convenience of granular fertilizers or the rapid results of liquid formulations, there’s a fertilizer out there to suit your lawn’s needs. Remember, a healthy lawn begins with proper nourishment—so choose wisely and watch your outdoor space flourish!


Mark Edwards has been involved in lawn care since he was young boy growing up in Southern AB. Now he runs a successful lawn care business in Edmonton and Sherwood Park since 2013, and loves sharing his 'lawn wisdom' for anyone wanting to learn!

Mark Edwards

Mark Edwards has been involved in lawn care since he was young boy growing up in Southern AB. Now he runs a successful lawn care business in Edmonton and Sherwood Park since 2013, and loves sharing his 'lawn wisdom' for anyone wanting to learn!

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