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How Fast Does Miracle-Gro Work?

Adding fertilizer to the plants in your garden is a no-brainer for many. However, do you wonder which brands are the fastest, like Miracle-Gro, and whether or not they work? Well, we will cover this in detail throughout this article. Let's get right into it below!

In general, you can expect Miracle-Gro to work in up to 12 hours. According to the brand, you can usually anticipate a liquid Miracle-Gro fertilizer to work the second it absorbs into the soil, while granular options take closer to that 12-hour estimate.

However, actual results will vary by plant and greatly depend on the health of your shrub, tree, or flower, so this will be different for everyone.

As we begin, we will cover all things Miracle-Gro and discuss how fast this product will work. Whether you're debating switching fertilizers or using a Miracle-Gro product, we're here to answer all your questions. With that said, let's dive right into this topic!

Three boxes of Miracle Gro fertilizer, How Fast Does Miracle-Gro Work?

Does Using Miracle-Gro Make A Difference?

Yes, Miracle-Gro is a proven way to enhance a plant's color, size, and growth speed. Generally, you can expect to see results from Miracle-Gro within a few days, although this can vary for everyone.

Like any fertilizer, it will take time for your plant's roots to absorb the formula and kick into high gear.

A small shovel filled with fertilizer

Considering that Miracle-Gro is one of the most popular and trusted fertilizer brands available, it's safe to assume you will be happy with your results.

That said, not all Miracle-Gro formulas have the same benefits and fast results, so you want to research before purchasing one of their many products.

As we covered above, liquid Miracle-Gro products promise to get to work immediately, while granular ones will take upwards of 12 hours, so that can make a difference.

Furthermore, you also want to ensure you use the correct Miracle-Gro product for your plants. For example, if you use one of their evergreen shrub and tree fertilizers on an herbaceous species, you may not see such great results.

What Does Miracle-Gro Do For Your Plants?

For anyone unfamiliar with Miracle-Gro products, they essentially promise to boost a plant, making it bigger, more vibrant, and grow faster.

Specifically, Miracle-Gro targets gardeners looking for bigger blooms, so you can only imagine how many different flower-targeted fertilizers they offer.

One of the major drawbacks of Miracle-Gro is that it isn't 100% natural or chemical-free. Even though it does work fast, these formulas aren't always great for the environment or your garden's overall health.

Through research, many experts have found that Miracle-Gro is so effective because it uses chemical versions of nutrients for the given species it advertises.

Not only can this be risky, but it is also somewhat confusing to those who think they're getting a natural growth spurt in their yard.

Of course, most fertilizer brands follow a similar theme, so if you want extreme growth, expect to see less than ideal ingredient lists.

Is Miracle-Gro Fast Working?

Putting a handful of fertilizer on small vegetables

Yes, overall, Miracle-Gro will work pretty quickly on your plants. As we mentioned, these fertilizers target the roots of a given species and give it a boost of nutrients to grow.

One of the main ingredients in many Miracle-Gro products is nitrogen. That is key for growing healthy, vigorous plants, all in a relatively short timeframe.

Paired with other nutrients and chemically produced plant enhancers, you can typically expect Miracle-Gro to turn your garden green within a few days to weeks.

Of the various options, liquid Miracle-Gro products will be the fastest. You can thank their formula for this, as a liquid can reach roots very fast.

On the other hand, granular formulas, although still effective, take longer to reach a plant's root system.

Miracle-Gro promises results within a few days, regardless of formula, but you can expect liquid fertilizers to work much faster than non-liquid products.

Moreover, you need to think about the health of your plant(s). For example, it may take a bit longer to perk up and grow if your tree is sickly before fertilizer.

This isn't the fault of Miracle-Gro, but simply how nature works.

In contrast, if you have a healthy plant and add Miracle-Gro to it, you can expect a burst of growth pretty quickly.

Miracle-Gro Water Soluble All Purpose Plant Food

This fertilizer instantly feeds plants, is water activated, has a recommended weekly to bi-weekly feeding period, works on flowers, trees, shrubs, and houseplants, and comes in a three-pound container.

View this product on Amazon.

How Long Should I Wait To Water After Using Miracle-Gro?

Putting fertilizer on the garden plants

Now that you know the basics of Miracle-Gro, it's imperative to use it correctly. Ideally, you want to wait to water your plants for eight hours post fertilization.

Giving your plant this time to absorb the nutrients from your product is essential for results. Of course, some Miracle-Gro products mix into your water, so you can kill two birds with one stone.

However, for granular options, you won't likely need water until those eight hours pass.

A good general rule when using Miracle-Gro fertilizers is to wait 12 hours before doing anything else to your plants.

As we said earlier, 12 hours is the estimated timeframe for granular products to kick in, but you can also apply this waiting period for liquid products.

Considering you want your Miracle-Gro to activate, watering immediately after using it is counterproductive.

When you water a plant directly after fertilizing it, you essentially wash those nutrients away into the soil or plants nearby.

Although your plant's neighbors might like this, you don't want to waste any product.

How Often Can I Apply Miracle-Gro?

For anyone wondering how often they can use Miracle-Gro, try to wait 14 days between applications. According to the brand's website, you want to use Miracle-Gro products every 7-14 days, depending on the ingredients/formula.

They also cover how it's best to use Miracle-Gro while your plant is actively growing.

For example, if your flowers have an expected blooming period of April-May, you want to apply Miracle-Gro to their soil every two weeks or so for those months.

On the other hand, if you use Miracle-Gro towards the dormancy of your plant, this may lead to lackluster results.

Even though the ingredients in these fertilizers promise a burst of energy and growth, that's not always accurate depending on the season and plant type.

What Happens If I Overuse Miracle-Gro?

Putting in a small amount of fertilizer on a plant

Although Miracle-Gro can be a great addition to your garden routine, overusing it isn't good. Generally, misusing or adding too much of these fertilizers to your plants can cause their roots to burn.

The leading cause for this is that Miracle-Gro's ingredients can cause your plant to stop absorbing water. Even though you might be trying to help, adding high amounts of chemicals to the ground can send anything nearby into overload.

According to Falls Garden, the salts present in Miracle-Gro products will also cause burning roots. Moreover, this extra salt content could cause your plants to wilt or become sick.

Considering many people use Miracle-Gro to save their plants, nobody wants to kill theirs instead.

With that said, this applies to all fertilizers. Overusing or misusing a product in your yard will likely cause irreparable damage, regardless of the formula or plant species.

Think of this as overwatering. Even though plants need water to live and grow, too much can cause them to drown and die.

The same applies to fertilizer, but you're burning your plant instead of drowning its roots.

Is Miracle-Gro Safe To Use On Plants?

Yes, you shouldn't run into any issues while using Miracle-Gro products on your plants. Of course, are some of the ingredients used in making Miracle-Gro fertilizers bad in excess? Yes.

Does that make Miracle-Gro unsafe in general? No.

The key here is finding a happy medium and following the instructions on your given fertilizer.

Gardener putting fertilizer on flowers

Even though many Miracle-Gro products promise they won't burn plants, this is possible if you apply them in massive amounts or too often.

Like any fertilizing product, you must be careful when applying Miracle-Gro throughout the year. As we said, the brand recommends waiting between one and two weeks before re-applying and only doing so during peak growing season.

Considering that the chemicals and fillers in Miracle-Gro products can be harmful to the environment, we recommend keeping them to a minimum.

The last thing anyone wants is to kill grass or plants nearby, all while trying to improve the appearance of another.

Is Miracle-Gro The Best Fertilizer?

When it comes to Miracle-Gro being the "best" fertilizer out there, this depends on who you ask. In terms of effectiveness, Miracle-Gro products are some of the best on the market.

However, one major drawback for many is that these fertilizers aren't organic or natural. Instead, you can expect Miracle-Gro to contain endless chemicals and synthetic ingredients used to mimic those found in natural ecosystems.

You also want to consider the long-term effects Miracle-Gro has on your garden. If you use too much of this fertilizer, it's possible to see other sections of your property negatively affected or even infertile.

So, we recommend following the instructions on your bottle/container of Miracle-Gro.

To Wrap It Up

Three boxes of Miracle Gro fertilizer

Whether you want to try Miracle-Gro for the first time or regularly use it, it's essential to do this properly. We found that Miracle-Gro will generally start working within 12 hours and immediately if your product has a liquid formula.

Furthermore, Miracle-Gro will enhance a plant's color, size, and growth rate, whether it's a bush, tree, or flower. Remember, you don't want to go wild with your product, as too many nutrients can burn the roots of a plant.

Made it to the end? Check out these helpful related fertilizer posts below!

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