Hydrangea Turning Brown – (5+ Causes and Fixes for them)

Is your Hydrangea Turning Brown? Have you ever thought of growing Hydrangeas in your home garden? It is because Hydrangeas are one of the popular flowering plants that are the farmer’s favorite choice. They can be grown easily in your yard as they grow more strong as the year passes. Hydrangeas cherish you with its amazing blooms that look stunning in your area. They just need minimal maintenance so that they thrive well. 

Key takeaways:

  • There can be numerous reasons behind the brown turning of the Hydrangeas.
  • It has been observed that nutrient deficiency, low light, sunburn, overwatering, less water supply, etc factors tend to harm the growth of the plants which makes the leaves of the plain brown and depict that they are ar weak.

Some farmers wonder as their Hydrangeas leaves begin to turn brown which is not a good sign for the plant. Being a gardener, it is your responsibility to know about those factors that cause the brown color in the leaves of the plant. It will help you in fixing the issues. No worries! We are here for you! So, you take a chill pill but make sure you are following the guide properly. 

What will you do then? You have to do something in this context so that you save your Hydrangeas. So, let’s begin this guide to know about the causes of Hydrangeas turning brown and the ways that can help in fixing it.  

Why is Hydrangea turning brown? 

Hydrangea is a beautiful flowering shrub that is easy to care for. They can be propagated in your home and harden easily. They will provide you with blossoms that will be stored by you. 

But what happens sometimes is that they begin to change the color of their leaves which makes the affairs curious and tense. So, it is important to know about some of its causes so that you will be able to prevent them. Here are the top causes of the brown turning of Hydrangeas:  

1. Less supply of water

The foremost factor that affects the growth of the Hydrangeas is the less supply of water to the plant. Plants need water so that they thrive well. But when they do not receive plenty of water for their survival, then they begin to turn their leaves brown. 

For more such plant related-articles, you may also read, Money Tree Leaves Turning Brown (5+ Causes and Fixes for them)

First, it will wilt the leaves and even you will observe that the soil is drying out too which indicates it is not achieving water to grow. What will you do now? You need to fix this issue which will be explained below.  

2. Too much sunlight 

Sunlight is needed by the plants so that they grow well. Some farmers feed them over sunlight which makes the plant weak. It creates a sunburned plant. Especially in the summer, the effect is caused by the sunlight which turns the Hydrangeas brown. 

Make sure you are not letting your plant remain in sunlight for too long in a day so that it avoids sunburn. But you need to cure this issue.  Even less sunlight can harm the growth of plants. So, you need to maintain equal balance when it comes to feeding the plants with sunlight. 

3. Oversupply of fertilizers

As you know fertilizers are required by the plants so that they grow at a higher speed. Do you know if you are feeding your Hydrangeas with the right amount of fertilizers? If yes, then great. As you are here you may not feed them properly which is why they are becoming brown. 

Sometimes the amount of fertilizers exceeds which enables the plant to grow at its best. You will observe the yellow leaves in the plants and even won spots on the plant leaves which indicate that the paint is suffering from over-fertilization. So, you have to stop this so that you enjoy the benefits of Hydrangeas.  

4. Oversupply of water

Like undersupply of water, overwatering also affects the plant’s growth which is not healthy for the plants. The supply of water to the Hydrangeas causes root rot in the plant, fungal infections in the plant, etc. which tend to turn its leaves brown. 

When the plant is receiving over water then all the nutrients get destroyed as it spreads diseases. So, what is the fun of planting Hydrangeas if you cannot maintain them? Due to the imbalance in the water supply of the plant, the leaves begin to turn brown.  

5. Temperature issues

Another factor that plays an important role in the brown turning of Hydrangeas is temperature. If you are providing them with the appropriate temperature then it is okay but if not, then you need to observe if the leaves are turning brown or yellow. They will begin to die after some time. And all your efforts will go in vain. 

So, before that happens, fix these issues with your plant and provide them with their ideal temperature which is 22-24 °C. If the temperature exceeds this, then the brown-colored eaves will be developed by the plant. 

6. Repotting issues

Last but not least, another factor that causes brown-colored leaves in the Hydrangea is the repotting or transplanting of the plant. As you know every plant has its nature. Some of the plants can adjust to the new environment soon but some take time. 

Hydrangea is one of the plants that take time if you report that plant. The roots will not feel comfortable in the new pot which will wilt its leaves and then begin to turn brown. 

How to fix the brown turning of the Hydrangea? 

“Prevention is better than cure”, You all might have heard of this phrase. So, as you are aware of the factors causing the brown-colored Hydrangea now, you need to know some of its tips that can help you in fixing it. Below are the: 

1. Appropriate use of fertilizers 

The first thing that you have to do is to make use of the right amount of fertilizers for your Hydrangeas. They need to be fertilized once a time in the year so no need to fertilize them more than this. 

You have to provide the fertilizers at the time of mid-summer, or springtime. You can use any organic fertilizer that does not affect the plant in the wrong way. 

2. Repot them properly

The next thing that will help you in fixing the brown turning of the Hydrangeas is to repot the plant carefully. Yes, you have to cut off the affected leaves so that they do not harm the other leaves after getting a place in a new pot. 

Make use of sterilized scores for pruning your plant. And make use of the new potting mix in the new container that suits the Hydrangeas. 

3. Make a proper watering schedule

As you know watering and supply of water both harm the growth of the plant by making it weak and causing brown-colored leaves in the plant. So, you have to adopt the right way that can help you in watering the plant. 

You have to water the Hydrangeas when the soil of the plant gets dry fully. Check this by putting a finger in the soil about 2 inches down and if it feels dry, then water your Hydrangeas. You can water them 2-3 times a week so that the soil remains moist and you get beautiful blossoms of the plant. 

4. Avoid places with direct cold air

As you know temperature plays an important role in keeping the plant healthy and effective. So, you have to avoid planting your Hydrangea in a place where they receive direct cold air as it harms the plant. 

Avoid using a window, air conditioner, etc for them to form where they get cool air. Provide your Hydrangeas some kind of shield that helps in protecting the plant.

5. Provide partial shade

As you know the excess supply of sunlight harms the growth of the Hydrangeas. So, you have to choose a location for the plant where they receive partial shade away from the sunlight. It will help you in fixing the sunburn leaves. At the time of summer, provide more water to the plants. 

Concluding lines

In this guide, you come to know that there can be numerous reasons behind the brown turning of the Hydrangeas. Being a gardener, it is your responsibility to know about those factors that cause brown color in the leaves of the plant. It will help you in fixing the issues. 

It has been observed that nutrient deficiency, low light, sunburn, overwatering, Less water supply, etc factors tend to harm the growth of the plant which makes the leaves of the plant brown and depict that they are weak. So, read the whole guide so that you understand it properly. 

Thanks for reading! Happy gardening!


Do hydrangeas come back after they turn brown?

Yes, they can turn their original color after getting brown. You just need to care for them. But if the issue is in excess, then they will not be recovered and they will die. 

Does baking soda help hydrangeas?

Yes, baking soda mixture will help you to cure the issue of brown turning of leaves. You have to mix it with the soil so that the water remains consistent which helps the plant to grow at its best. 

Should I cut off Brown hydrangea stems?

It is recommended to cut off the brown hydrangea stems as they are affected ones that harm the other plants too. So, prune them so that the plant grows healthily. 

Becky Decker

Becky Decker, our esteemed Editor-in-Chief, is a passionate gardener with years of experience in the world of horticulture. With her guidance, BonjourGreen.com aims to be your trusted companion on your gardening journey. Featured In   Becky Decker’s expertise and gardening wisdom have been recognized and featured in various prominent publications, including:   Homesandgardens.com Yahoo.com Urbansplatter.com Inkl.com Foliagefriend.com Yahoonews  Experience & Background   Becky Decker’s love for gardening has been a lifelong journey. She has honed her skills through countless seasons of planting, nurturing, and harvesting a wide variety of plants, flowers, and vegetables. Her deep-rooted knowledge is complemented by her Bachelor’s degree in Horticulture from the University of Green Valley.   Prior to leading BonjourGreen.com, Becky worked as a garden consultant, helping countless individuals turn their outdoor spaces into vibrant, thriving gardens. Her experience spans over a decade, making her a trusted authority in the gardening community.   The Birth of BonjourGreen.com   Inspired by her passion for gardening and her desire to share her expertise with a wider audience, Becky Decker launched BonjourGreen.com in 2021. This platform serves as a hub for gardening enthusiasts of all levels, from beginners to seasoned pros.   At BonjourGreen.com, we are committed to providing you with comprehensive guides, expert advice, and hands-on tips to help you achieve success in your gardening endeavors. Whether you have a small balcony garden or a sprawling backyard paradise, we have the information you need to make your garden flourish.   Our Mission   BonjourGreen.com is more than just a gardening website; it’s a community of gardeners who share a common love for nurturing the Earth. Our mission is to empower you with the knowledge and resources to create beautiful, sustainable gardens that bring joy and tranquility to your life.   Join Us on This Green Journey   We invite you to explore BonjourGreen.com and embark on your gardening journey with us. Whether you’re seeking advice on planting techniques, pest control, landscaping ideas, or the latest gardening trends, you’ll find it all right here.   Connect with us, ask questions, and share your gardening stories. Together, we’ll cultivate a thriving community of gardeners and help each other make the world a greener, more beautiful place.   Let’s dig in and grow together at BonjourGreen.com, where gardening dreams bloom!

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