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14 Best Slow Release Lawn Fertilizer We've Tested 2023

Brandon Forder
  Sep 21, 2023 10:23 PM

If you're looking to give your lawn a boost this spring, you may be thinking about adding a slow-release lawn fertilizer. This type of fertilizer is broken down into smaller particles that are released over a longer period of time, giving your lawn a more consistent feeding. However, not all slow-release fertilizers are created equally, so it's important to know which product is best for your lawn. In this blog post, we'll take a look at the best slow release lawn fertilizer on the market and tell you which one we think is the best.

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Last update on 2023-09-21 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API

Buying Guide

What are the benefits of using a slow release lawn fertilizer?

A slow release lawn fertilizer provides many benefits. Unlike traditional fertilizers, slow release fertilizers are released slowly over an extended period. This extends the beneficial effects of the fertilizer.

When using a fertilizer that is slow release, you fertilize your lawn less often. This can be particularly helpful if you are busy, or don't want to spend lots of time on lawn care.

Slow release fertilizers are more convenient to use. Slow release fertilizers don't require you to make trips to your local lawn and garden store to refill fertilizers or spread them on your lawn.

Slow release fertilizers have a lower environmental impact. Traditional fertilizers can cause pollution if improperly spread.

By using a slow release lawn fertilizer, you can save money on fertilizer. You will experience less frequent fertilizer use, so you will use less fertilizer.

Slow release fertilizers can give you better control over your lawn. You can choose the exact time you fertilize your lawn, and fertilizer is released slowly, so your lawn isn't fertilized all at once.

What to look for when buying a slow release lawn fertilizer.

When choosing the best slow release lawn fertilizer, you will want to do some comparison shopping and read reviews. You should consider several factors, including when it should be applied and how much it should be applied.

When to Apply: Most slow release lawn fertilizers should be applied during the fall and spring. However, some may be used in the early summer or late fall. Some lawn fertilizers do require watering, so you will want to check the label before you buy.

How much to Apply: The amount that you apply will largely depend on the age and type of grass that you have; however, most have directions on the label. You will want to follow the application directions on the bag.

How to apply slow release lawn fertilizers.

Slow release lawn fertilizers are a great option for people who have a hard time applying fertilizers frequently. They are designed to release the nutrients over a period of several days, which helps to avoid overfertilizing your lawn.

Slow release lawn fertilizers are available in a variety of formulations, and it's important to choose the one that is specifically designed for your lawn. Choose a lawn fertilizer that has a low nitrogen content, as this will help to reduce the chance of overgrowth and browning. In addition, choose a slow release lawn fertilizer that contains a balanced mix of nutrients. This will help to give your lawn the nutrients it needs to thrive.

To apply a slow release lawn fertilizer, spread the fertilizer evenly over the surface of your lawn. be sure to spritz it onto the lawn with a water sprayer or garden hose to help it reach all areas. water the fertilizer in well and wait several days before you expect to see any changes in your lawn's growth.

When to call a lawn care professional.

There are certain signs that will tell you that your lawn needs professional care.

Grass that is brown and patchy from a lack of water.

Grass that is dry, brown or has dead spots from a lack of fertilizer.

Grass that is thinning and is lighter in color than the rest of the lawn.

Grass that is less than an inch tall.

Grass that is yellow.

Grass that is thick with weeds.

Grass that is growing unevenly.

If your lawn has any of these issues, it is time to call in a professional lawn care company. These companies will be able to fertilize the lawn, spot treat for weeds, and determine if your lawn is in need of water.

Should you use a slow release lawn fertilizer?

When you are trying to fertilize your lawn, should you use a quick release fertilizer or a slow release fertilizer?

Slow release fertilizers contain fast release fertilizer granules that start releasing fertilizer soon after they hit the ground. Once the fast release granules are depleted, the slow release granules release more fertilizer. This process continues until the fertilizer is fully depleted.

Slow release fertilizers allow you to fertilize your lawn less often, which saves you time and money. However, slow release fertilizers are more expensive than fast release fertilizers.

Fast release fertilizers release fertilizer right away. Fast release fertilizers can cause damage to your lawn, especially to newly seeded or newly planted areas, so they are not recommended for these areas.

Fast release fertilizers are more expensive than slow release fertilizers because you need to fertilize your lawn more frequently.

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