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Is Miracle-Gro Good for Begonias? Tips & Tricks for Blooming Plants (2023)

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Are you looking for the answer to whether Miracle-Gro is good for begonias? If so, you’ve come to the right place.

In this article, we’ll provide an overview of different types and species of begonias as well as tips and tricks on how best to care for them. We will also discuss various fertilizers that are suitable and answer your questions about Miracle-Gro’s efficacy when it comes to blooming plants such as these beautiful flowers.

Whether you’re a beginner or an experienced gardener, this guide has something in store just for you! So let’s dive into what makes begonia special first before getting into more details about their fertilizer needs.

Key Takeaways

is miracle gro good for begonias

  • Miracle-Gro is a popular and recommended fertilizer option for begonias.
  • Begonias require regular fertilization every two to three weeks for healthy growth and vibrant blooms.
  • Fertilizers with an NPK ratio of 10-10-10, 10-10-5, or 8-8-8 are recommended for begonias.
  • Compost can help improve soil quality and maintain the preferred pH level for acid-loving begonias.

Types of Begonias

Types of Begonias
Begonias are a favorite for many gardeners due to their vibrant blooms and wide range of varieties. There are three main types of begonias classified by their root system: tuberous, fibrous, and rhizomatous.

Tuberous Begonias

You’ll love the lush look of tuberous begonias, with their rapid growth and long-lasting blooms perfect for bedding or container plants. Provide adequate watering, partial shade/soft light; amend soil with organic matter and use quality fertilizer like Miracle Gro to get the best results.

Fibrous Begonias

Fibrous begonias are a great choice for gardeners looking to add vibrant color and texture. Plant them in well-drained soil, preferably amended with organic matter. They’ll need partial shade/soft light, balanced 20-20-20 fertilizer every two weeks during the growing season, and regular watering.

Rhizomatous begonias have different needs: they prefer bright indirect light and moist but not waterlogged roots – plus an all-purpose or slow-release fertilizer like Miracle Gro! Potting mixes should be tailored to each type of begonia in the family for optimal growth and health.

Rhizomatous Begonias

Rhizomatous begonias boast colorful foliage and need bright, indirect light to thrive – plus a balanced all-purpose fertilizer like Miracle-Gro for nourishment. For healthy begonias, use natural ingredients or slow-release fertilizers with adequate amounts of nitrogen, phosphorus, and potassium.

Soil quality should be amended with organic matter to ensure proper drainage and balance water needs accordingly.

Popular species of begonias, such as ‘Rex’ and ‘Wax’, can bring color and texture to your garden with their showy blooms and lush foliage. Begonias are among the biggest flowering plant groups that offer colorful blossoms in a variety of climates, including humid ones.

To ensure healthy growth for these begonia species, fertilizer needs may fluctuate per season, but balanced nutrition is key. Some of the best fertilizers for them are organic ingredients or slow-release fertilizers with adequate amounts of nitrogen, phosphorus, and potassium.

With all necessary requirements met – sun exposure, soil quality, and watering – you will witness beautiful blooms year-round!

Should You Fertilize Begonias?

Should You Fertilize Begonias?
You can amplify the beauty of your begonias with regular fertilization! Begonias are heavy feeders and require a fertilizer every two to three weeks, ideally using an NPK ratio of 10-10-10, 10-10-5, or 8-8-8.

Fertilizers that contain magnesium sulfate may be preferred for begonias as it will provide them with necessary nutrients.

Miracle Gro is a good option for feeding begonias when other necessities like sunlight levels and soil quality have been met. However, if you’re planting your begonia outdoors in full shade, then slow-release formulations such as Schultz Rose & Flower Slow Release Fertilizer would be more suitable.

Compost can also help acidify the soil, which is ideal for Begonia plants (pH range 5.

When applying any type of fertilizer, make sure to dilute it with water before pouring around the base, avoiding direct contact on leaves. This way, you don’t overburden this finicky plant species due to their demanding appetite.

Even slight fluctuations in nutrient levels could affect its health and bloom vibrancy drastically.

What Fertilizer is Best for Begonias?

What Fertilizer is Best for Begonias?
When it comes to fertilizing begonias, Miracle-Gro and all-purpose fertilizers are two popular choices. However, there is much more to consider when deciding which fertilizer is best for your begonia plants.

It’s important to understand the differences between these options in order to ensure that your plant gets the nutrients it needs for healthy growth and vibrant blooms.


Miracle-Gro is an excellent fertilizer option for begonias, providing essential nutrients and trace minerals to support healthy growth and vibrant blooms. It can be used on various plants such as tuberous, fibrous, and rhizomatous begonias with different nutrient percentages.

Miracle Gro helps promote lush foliage while avoiding excess water, which may cause root rot in these finicky plants. Additionally, Jobe’s brand offers organic options that are 100% all-natural, containing beneficial microbes that aid in the breakdown of soil nutrients for increased absorption by the plant roots.

Fertilizing begonias regularly is necessary to meet their demanding appetite as it supports not only flower development but also a strong root system, giving them the power they need to thrive!

All-Purpose Fertilizers

All-purpose fertilizers with balanced nutrient percentages are a great option for begonias, providing the essential nutrients they need to flourish. Popular picks include EarthPods Premium Bloom Flowering Spikes, Jobe’s Organics Organic Fertilizer, Bayer Advanced Rose and Flower Care Granules, and Espoma FT18 Flower Tone Fertilizer.

These fertilizers help prevent nutrient deficiencies in soil while increasing bloom quality and plant health. They also maintain acidity levels to avoid fungal infections caused by lack of water or poor drainage of well-drained soil.

Begonia Care Tips

Begonia Care Tips
Caring for begonias can be rewarding, and with the right knowledge, it’s easier than you think! When tending to your begonia plants, getting the right amount of sunlight is essential. Additionally, adding fertilizer into the mix will help ensure that they get all of their necessary nutrients.

To complete your routine care plan for these finicky plants, make sure to pick out good quality soil and water them appropriately.

Get the Right Amount of Sunlight

Getting the right amount of sunlight is essential for begonias to thrive, so be sure to identify a location that offers partial shade and soft light. Watering needs should also be adjusted according to weather conditions. Amend soil with organic matter for quality growth and fertilize regularly with an all-purpose fertilizer or Miracle-Gro.

Potash levels can benefit blooms if there’s a deficiency, but use sparingly as too much may damage plants.

Add Fertilizer to the Mix

Adding fertilizer to the mix can give your begonias a much-needed boost. Improve soil quality with organic matter and use fertilizers that adjust pH balance. Potassium deficiency? Use potash sparingly! Magnesium sulfate will provide better results for rapid growth in flower beds of various colors.

Choose the Right Soil

Choosing the right soil for your begonias is essential to their overall health and bloom vibrancy. Amend it with organic matter like compost or peat moss, adjust water levels according to weather conditions, and select a fertilizer type that matches the nutrient percentages of large trees in your area.

Water Appropriately

Water your begonias consistently and appropriately to keep them vibrant and blooming; a stitch in time saves nine. Water frequency, soil moisture, fertilizer amount, pH levels, light exposure all need to be considered for excellent results.

Choose the right time for feeding with essential nutrients like slow-release plant food or natural plant feed.

EarthPods Premium Bloom Flowering Spikes

EarthPods Premium Bloom Flowering Spikes
Fertilizing begonias is crucial for their healthy growth and vibrant blooms, and there are several high-quality options available. Jobe’s Organics Organic Fertilizer, Bayer Advanced Rose and Flower Care Granules, Espoma FT18 Flower Tone Fertilizer, Schultz Rose & Flower Slow-Release Fertilizer, and Dr.

Earth Organic Bud & Bloom Fertilizer are just a few of the many all-purpose fertilizers suitable for begonias that can help meet their nutritional needs.

Jobe’s Organics Organic Fertilizer

Jobe’s Organics Organic Fertilizer is a great option for begonias, providing 100% natural nutrients and beneficial microbes. It offers balanced nutrition with trace minerals to aid nutrient absorption, as well as soil microbes to increase fertility.

Magnesium sulfate and soft rock phosphate are also part of the fertilizer spikes in an 18-pound bag of plant feed.

Bayer Advanced Rose and Flower Care Granules

Bayer Advanced Rose and Flower Care Granules are ideal for begonias. Balanced nutrition keeps blooms vibrant and healthy, promoting nutrient absorption, preventing magnesium sulfate and potassium deficiency in popular species cultivars.

The simple formula, with its main ingredient, helps slow-growing plants flourish.

Espoma FT18 Flower Tone Fertilizer

Espoma FT18 Flower Tone Fertilizer helps begonias reach their full potential, providing essential nutrients for lush foliage and beautiful blooms. Benefits include balanced nutrition, improved nutrient absorption, enhanced soil microbes, and trace minerals to encourage plant growth.

It’s a great choice for garden plants, as it contains strands of beneficial soil microbes that ensure the best mix.

Schultz Rose & Flower Slow-Release Fertilizer

Schultz Rose & Flower Slow-Release Fertilizer is a great choice for begonias, providing long-term nutrients and helping them thrive with its balanced formula:

  • Feeding schedule tailored to soil types.
  • Nutrient balance from magnesium sulfate and potassium sulfate.
  • Healthy mix of beneficial microbes plus trace minerals.
  • Part of your regular fertilizing routine offering a ton of micronutrients!

Potash deficiency? No worries – Schultz has got you covered for healthy growth and vibrant blooms without overburdening the plant!

Dr. Earth Organic Bud & Bloom Fertilizer

Dr. Earth Organic Bud & Bloom Fertilizer is a natural way to provide begonias with essential nutrients and trace minerals for their root growth and health, giving you lush foliage all season long! It offers balanced nutrition, nutrient absorption from magnesium sulfate, plus beneficial microbes including alfalfa meal.

Take a close look at this advanced fertilizer formula for the permanent solution you need! Benefits include stronger plants with more vibrant blooms – no matter how often they need fertilizer.

Is Miracle-Gro Good for Begonias?

Is Miracle-Gro Good for Begonias?
Miracle-Gro is an excellent fertilizer option for begonias, offering balanced nutrition to support healthy growth and vibrant blooms. This all-purpose fertilizer provides a perfect blend of essential nutrients such as nitrogen, phosphorus, and potassium that meet the nutrient requirements of the plant.

It also helps improve soil structure by encouraging beneficial microbes present in it.

For optimal results, dilute Miracle Gro with water before applying it around the base of your begonia plants, avoiding direct contact with leaves or stems.

When combined with other environmental conditions like adequate sunlight exposure and a regular watering schedule for your begonias, Miracle Gro can offer maximum benefits resulting in beautiful foliage year-round!

When Should You Fertilize Begonias?

When Should You Fertilize Begonias?
Now that you know Miracle-Gro is an excellent fertilizer option for begonias, when should you fertilize them?

To ensure optimal health and blooms throughout the entire season, it’s best to follow a consistent fertilization schedule. When applying fertilizer to your begonias, it’s important to find one with the right NPK ratio – 10-10-10 or 8-8-8 are ideal.

Additionally, make sure there’s sufficient magnesium sulfate in the mix as this helps promote healthy growth and deep green foliage.

For acid-loving plants such as Begonia Rexes, consider adding compost usage into your routine; this will help maintain their preferred pH level of 5.

  1. All-purpose fertilizers work great on Begonias, but be careful not to overdo it; too much can overwhelm these delicate flowers!

Finally, Miracle-Gro is a versatile product that can provide all necessary nutrients through its balanced formula; use it every two weeks starting before springtime for continuous results throughout summertime!

Is Epsom Salt Good for Begonias?

Is Epsom Salt Good for Begonias?
While Epsom salt can help other plants, it’s not always the best option for begonias as they require specific nutrients in order to thrive. The use of Epsom salt may provide some benefits, such as magnesium sulfate, which aids in nutrient absorption.

For one thing, most begonias prefer slightly acidic soils with a pH range of 5.5 – 6

  1. Too much Epsom salt could increase the alkalinity and lead to stunted growth or even death if left unchecked. Additionally, this type of fertilizer only provides limited trace minerals compared to all-purpose fertilizers containing balanced concentrations like Miracle-Gro. These fertilizers support healthy root system development and vibrant bloom vibrancy over time.

When looking for alternatives to using Epsom salts on your begonia plants, consider organic options like EarthPods Premium Bloom Flowering Spikes or Jobe’s Organics Organic Fertilizer instead.

Do Begonias Like Coffee Grounds?

Do Begonias Like Coffee Grounds?
You may have heard that coffee grounds are beneficial for begonias, but they should be used sparingly as too much can make the soil too acidic.

  1. Adding an excessive amount of coffee grounds could reduce this level significantly over time.

Potash is another option that helps boost potassium levels in plants. However, it’s best to start small and work up from there if your begonia shows signs of deficiency before applying potash liberally! Miracle-Gro is also a great fertilizer option when other necessities such as sunlight, water, and soil quality are met.

Although Epsom salt benefits may not be ideal for long-term use on these finicky flowers due to its limited trace minerals compared to all-purpose fertilizers containing balanced concentrations like Miracle Gro or EarthPods Premium Bloom Flowering Spikes.

Compost can help acidify the soil while providing long-lasting nutrition at the same time. So consider using organic options instead! Ultimately, gardeners who grow begonias need to provide them with their specific needs, including appropriate light exposure, well-drained moist yet damp soil quality, and regular fertilizer applications every two weeks starting before springtime for continuous blooms throughout the summer into the fall season.

Do Begonias Like Acid Fertilizer?

Do Begonias Like Acid Fertilizer?
Acidic fertilizers aren’t always the best choice for begonias. Discover why this could be detrimental to their health and learn which fertilizer is better suited!

Begonias thrive with a slightly acidic soil pH of 5.5 to 6

  1. Adding too much organic matter or coffee grounds can significantly reduce this level over time. It’s important to start small when applying potash to boost potassium levels in plants, as excessive amounts may overwhelm the plant.

Miracle-Gro is an excellent option when other necessities such as light exposure and quality soil are met. Its balanced nutrient percentages make it suitable for almost any type of begonia cultivar. Epsom salt isn’t ideal due to its limited trace mineral content compared to all-purpose fertilizers like Miracle-Gro.

For optimal results, most varieties should be fed regularly every two weeks starting before springtime. Use a NPK ratio of 10-10-10, 8-8-8, or 10-10-5 along with sufficient magnesium sulfate. Gardeners need to take care not to apply more than what’s needed, as this can lead to unbalanced absorption, stunted growth, or even death in worst-case scenarios.

Do Begonias Like Potash?

Do Begonias Like Potash?
When it comes to fertilizing begonias, potash is a mineral that can be beneficial. Potassium helps with essential nutrient absorption and increases the rate of growth in plants. However, too much potash can overwhelm the plant and cause damage or even death if not used properly.

To avoid this problem, gardeners should test their soil for potassium levels before adding any fertilizer to ensure they are within an acceptable range for begonias.

Start by testing your soil’s pH level as well as the existing amount of potassium (K) present using a home test kit or professional lab results.

For optimal results when applying potash to your begonia plants, use an NPK ratio between 10-10-5 and 8-8-8.

When applying fertilizer directly onto leaves, wait until midafternoon so it has time to dry before nightfall.

Lastly, always start small when introducing new nutrients into your Begonia’s environment.

Wrapping Things Up

Wrapping Things Up
To wrap up, it’s important to remember that regular fertilization with a quality fertilizer is essential for begonias to flourish and reach their full potential. Miracle-Gro is an excellent option for providing the necessary nutrients while avoiding overburdening the plant.

However, when growing begonias at home, there are numerous other considerations. Such as soil requirements, light needs, and feeding habits must be taken into account to ensure success. Good quality soil amended with organic matter will help improve nutrient absorption.

Finally, following these few simple guidelines along with balanced nutrition from fertilizer should result in beautiful, healthy begonia flowers throughout your garden!

Frequently Asked Questions (FAQs)

How often should I fertilize begonias?

Fertilize your begonias every 2-3 weeks for continuous blooms. Use a balanced fertilizer, such as Miracle-Gro, and dilute it with water before applying around the base of the plant.

Are begonias easy to care for?

Begonias can be relatively easy to care for with the right conditions. Provide partial shade and soft light, water regularly, use good-quality soil amended with organic matter, and fertilize with a balanced nutrient formula.

What kind of soil is best for begonias?

Good quality, well-drained soil is essential for your begonias to thrive. Amend it with organic matter and water regularly to keep the soil damp but not waterlogged.

How much sunlight do begonias need?

Begonias need partial shade and soft light to thrive best. Plant them on the north or east side of your home for maximum bloom vibrancy. Avoid direct sunlight and heavily shaded areas, as this may lead to more leaves than blooms in certain species cultivars.

What pests commonly attack begonias?

Common pests that attack begonias are aphids, mealybugs, spider mites, and whiteflies. These pests can cause damage to foliage or stunted growth if left unchecked. Treat infestations with insecticidal soap or horticultural oil for best results.


In conclusion, begonias can make perfect house or garden plants due to their beautiful blooms and numerous varieties. It is important to provide them with the best fertilizer at the right time and amount.

Miracle-Gro is a great option for begonias as it can be applied to both young and older plants. Fertilizing begonias every two weeks, starting before springtime, will help ensure vibrant blooms. As the old adage goes, the right fertilizer makes all the difference, so make sure to choose the perfect fertilizer for your begonias to keep them blooming and happy.

Avatar for Mutasim Sweileh

Mutasim Sweileh

Mutasim is a published author and software engineer and agriculture expert from the US. To date, he has helped thousands of people make their yards lush and thick.