In order to make the soil more acidic, you can add, as mentioned, a soil acidifier such as aluminium sulfate or ammonium sulfate, you can also try adding plenty of ericaceous compost to the soil. Notify me of follow-up comments by email. We also use third-party cookies that help us analyze and understand how you use this website. Copyright of hydrangeaguide.com 2020. This category only includes cookies that ensures basic functionalities and security features of the website. The elemental sulfur will probably need to be re-applied from time to time in order to keep the blue hydrangea blue. Helpful 1 Not Helpful 0 If the vinegar fizzes and bubbles when it comes in content with the soil, this means that the soil is alkaline and will produce pink hydrangeas. at the rate specified on the package. Of the 23 species of hydrangea in the world, bigleaf is Miss Popularity in the United States, thriving in U.S. Department of Agriculture plant hardiness zones 5 through 9. Blue Hydrangeas ~ Here’s an easy garden tip from Our Fairfield Homeand Garden to get and keep those blue blooms! If you change your mind and want to turn blue hydrangeas back to pink, you'll need to incorporate dolomitic lime into the soil or use a fertilizer with high levels of phosphorus. Changing from blue to pink means subtracting aluminum from the soil or taking it out of reach of the hydrangea. Your email address will not be published. If your soil is more alkaline, you can lower the pH by applying Soil Acidifier at the rate specified on the package. How to Keep Hydrangeas Alive. So if you notice that the plant is starting to suffer and your shrub is no longer as healthy and vibrant as it was, de-prioritize the blue color. Therefore, if you want to maintain the blue color of the flowers, you will need to monitor the pH level of the soil and take measures to preserve its acidity. In other words, it will take ¾ pound to lower the pH from 6 to 5. If you're faced with a chalky soil, you won't have much luck altering the soil pH so it's best to grow your hydrangeas in containers using purchased compost rather than any dug out of the ground in your garden. I’ve never tried any of these but the truth is, you have to focus on the soil. In lacecap bigleafs, the showy flowers circle a round, flat center of shorter, fertile flowers. We use cookies to make wikiHow great. Should I continue to use the blue dye on my hydrangea when it is not flowering? Hydrangeas that are blue are not necessarily better than pink ones. I assume you have bought a 'blue' cultivar and are hoping to keep it blue. I love that story of something coming from a rusty dirty old nail into something beautiful which is kind of like me as a person. You might see a variety that says Pretty in Pink or blue deckle, but any of these have the same chance of producing blue or pink blooms depending on the soil in which they are planted. You can encourage a blue bloom even further by watering your potted hydrangea with an aluminum sulfate solution, as described above. wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. Keep in mind that organic matter changes the acidity of your soil more slowly than chemical powders and fertilizers, so you'll need to be patient if you decide to go down this route. By signing up you are agreeing to receive emails according to our privacy policy. It’s better to deeply water 3 times a ", "Exactly what I needed as this is my first time purchasing hydrangeas and I want them to be blue. For good garden soil, you can add on average 1.5 2 to lb of elemental sulfur per 100 square feet. To create this article, volunteer authors worked to edit and improve it over time. can range from deep blue to pale pink or white, depending on the variety and also the pH and aluminum levels of the soil. These shrubs can get as tall as the gardener planting them, and spread to 4 feet wide. There are many other things to remember about how to make blue hydrangeas with vinegar, but the one thing that you should focus on is that you should know what you are getting when you are growing this type of plant. It made me sad that I would not Learn more... Hydrangeas bloom blue (rather than pink) when they are grown in acidic soil. Then, rake the sulfur into the top 2 inches of the soil and water it to help the sulfur soak in. My nanna told me that we had to plant it with a rusty nail so that it turns into a beautiful blue hydrangea. When Greenleaf Nursery introduced Hydrangea macrophylla ‘Grenan,’ more commonly known as the Nantucket Blue Hydrangea, under their Garden Debut brand, they introduced a re-blooming Hydrangea that was versatile, and durable. Search for a stockist online. When you fertilize your shrubs, use a fertilizer that's high in potassium and low in phosphate since it will be more acidic. How to keep hydrangeas happy: Bright blue, pink or white, hydrangeas are heavenly, says Monty Don Here, he tells you how to help them thrive By Monty Don For … Hydrangeas are beautiful flowering plants that come in a variety of colors and sizes. Not all hydrangeas produce blue flowers. The more intense the fizzing, the more alkaline the soil. Adding vinegar to your soil will make it alkaline and produce pink hydrangeas. Yv says: My white Hydrangea is slowly turning pink. ", "My newly-bought blue hydrangea was planted in the ground in a bag of ericoius soil. Thanks! It obviously likes its spot in the garden, but now, I would like to have another bush on the left hand side. We also share information about your use of our site with our social media, advertising and analytics partners. Learn about how our products can help you. Imagine how disappointed I was last summer when they bloomed a pale yellow blue color. Bricks were used as an edger. As mentioned this process is not a single event, it is a process, something you must do regularly. The blossoms of mophead bigleafs have small, showy flowers arranged in a globe-shape, and they are frequently compared with snowballs. Don't be tempted to apply a stronger concentration as this can burn the roots. I moved two, "I have just bought two beautiful blue hydrangeas, planted for a short while, with both starting to go pink. If you have a pink hydrangea and you want it to be blue, you need to bring those pH levels down in the soil. Some hydrangeas like Oak Leaf hydrangeas will produce only white or cream flowers, with pink tinges on the end near the end of their life span. ", even though we trim it right back. Blue flower tones appear in the French or bigleaf hydrangea. Just do not allow it to touch the plant. Please consider making a contribution to wikiHow today. We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. I came from someone who wasn’t so confident who was a little bit of a nerd into this glamourous colourful being - I love it." How to Make or Keep Hydrangeas Blue in Color Some ask if coffee grounds, epsom salt, rusty nails, or vinegar can change hydrangea color. But the color is so rare–”hydrangea blue” is not a hue that belongs to any other plant or any other anything in the world–that that how could you not want a splotch of it growing against your picket fence? When you grow blue hydrangeas, you bring that elusive hue right into the summer garden, a welcome break from the season’s sizzling shades. Care of Blue Hydrangea. It can take up to a year for the color change to happen. You won't have any success trying to change a white hydrangea to pink or blue! If you’re not keen on using chemicals, apply organic material, such as vegetable peelings or grass clippings to make the soil more acidic. This article has been viewed 105,754 times. ", "I got information I had no other way to get! Start sprinkling the elemental sulfur about 2 feet (0.6 m) beyond the shrub drip line or outer edge of the shrub. Sprinkle elemental sulphur around the base of the shrub to bring your soil’s pH below 5.5. Expect to do this regularly over the lifetime of the plant. wikiHow marks an article as reader-approved once it receives enough positive feedback. I wish to keep it white. It needs an acid soil, so test the ph value of your soil (not imported soil, like In order to manipulate the color you have to manipulate the mineral content of your soil and the pH of your soil. This can be done relatively easily by understanding the science behind it and making necessary soil improvements. You will have to keep adding aluminum sulfate to the soil, to maintain the blue hues. Conditions for Blue Hydrangeas To encourage blue hydrangea flowers, grow the plant in soil that has a pH of 5.2-5.5. The exception to this is white or green hydrangeas, which are unique varieties and don't change color. Pine needles, sawdust, oak leaves, and peat moss, even coffee grounds to some degree can be added to organically change the levels. If you have these varieties you can alter the chemistry of the soil to get the color that you prefer. About, "The part about taking cuttings from a mature hydrangea bush was helpful. Other types such as oakleaf hydrangeas or hydrangeas 'Annabelle' only bloom in white or cream. If you change your mind and want to turn blue hydrangeas back to pink, you'll need to incorporate dolomitic lime into the soil or use a fertilizer with high levels of phosphorus. You'll have to water with a slightly acidic water. It's often labeled as ‘blue hydrangea powder'. Tricks and tips are useful to. The lacecap hydrangea (Hydrangea macrophylla) is a graceful and delicate shrub that produces "lacy" pink or blue flowers in the summer and fall. Sometimes hydrangeas will … Garden lime, sprinkled and worked into the soil below. When you purchase this from a gardening store you need to follow the application rates as indicated on the packaging as you could easily apply too much or not enough. Endless Summer Color Me Pink and Color Me Blue products (available at garden centers and from naturehills.com) supply pelletized lime and sulfur respectively. Hydrangeas bloom blue (rather than pink) when they are grown in acidic soil. Acidic soils have a high aluminum content, turning the flowers blue. So, start by testing the pH level of your soil with a pH test kit which is readily available at garden centres and online.eval(ez_write_tag([[336,280],'hydrangeaguide_com-medrectangle-4','ezslot_2',105,'0','0'])); This is something you should test on an annual basis. Try to use rainwater as much as possible when watering your plants, because tap water will counteract the acidity and turn your flowers pink. You’ll still have beautifully healthy hydrangeas they’re just going to be a bit pink, you could, of course, consider growing them in large pots with ericaceous compost. Hydrangeas have won the hearts of many thanks to the timeless beauty and the easy-care required. This article received 17 testimonials and 96% of readers who voted found it helpful, earning it our reader-approved status. Gradually the color will shift towards blue. To make your soil more acidic you can add sulphur, aluminium sulphate or sulphate of iron to If you really can’t stand to see another ad again, then please consider supporting our work with a contribution to wikiHow. It was explained very well, and it was easy to follow. I assume you have bought a 'blue' cultivar and are hoping to keep it blue. My hydrangeas were purchased blue. Necessary cookies are absolutely essential for the website to function properly. Not quite blue, not quite purple, not quite pink – they were just right. It is mandatory to procure user consent prior to running these cookies on your website. Aluminum sulfate is available as a powder from garden centers or online outlets. You can apply a soil acidifier to lower the pH you can also lower it gradually and naturally by applying acidic organic mulch like conifer clipping or pine needles. Every day at wikiHow, we work hard to give you access to instructions and information that will help you live a better life, whether it's keeping you safer, healthier, or improving your well-being. When you are learning how to make blue hydrangeas with vinegar, you should also be aware that this type of hydrangea produces flowers that bloom very quickly. "The information given was a great help. Used coffee grounds are particularly effective, just make sure that they have cooled completely before working them into the soil around the base of your plant. Your support helps wikiHow to create more in-depth illustrated articles and videos and to share our trusted brand of instructional content with millions of people all over the world. Understand that because soil chemistry plays such an important role in determining the color of the bloom, the variable names you might see on mop heads or lace caps mean very little. ", "Needed advice on keeping my hydrangea blue - this told me just how to do this clearly. If you want to know how to keep hydrangeas blue, In order to manipulate the color you need to have a soil pH between 5.2 and 5.5. The blue colouring comes from 2 sources - breeding and the ph value of the soil. ", going down to the nursery today, hopefully to get the solution to turn the flowers beautiful blue again! Post Tagged with blue hydrangea , garden tips , hydrangea , hydrangea color ← Previous Post Next Post → I will put some to use. Be mindful of the fact that plant health should be your first priority. Hydrangeas (Hydrangea spp.) Avoid using fertilizers such as bone meal, as this will make the soil more alkaline, undoing all of your hard work. You can do this by adding sulfur or aluminum sulfate to the soil itself. Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. ", "Just what I wanted to know: how to control the color of my hydrangeas! Sometimes hydrangeas will change color over time as acidity levels in the soil change. That said, we'll give the best information that I have on this subject and let you take it from there. This fertilizer may be labeled as an appropriate fertilizer for azaleas, camellias and rhododendrons. Again, regardless of the method you use to change the soil pH, you will need to measure repeatedly to verify the results of your efforts so that you know whether to raise or lower the soil pH on an ongoing basis. This article has been viewed 105,754 times. My best guess is that the pebbles and brick contain limestone, which is easily dissolved in water and will raise the pH of the soil. wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. Must now carry out the instructions/suggestions. Include your email address to get a message when this question is answered. I bought it a month ago and it was white. Blu Hydrangea explains her drag name on an ITW. An alkaline soil will produce pink blooms in hydrangeas; an acid soil will cause the same plant to bear blue flowers. I was so glad to read of all your tips with your lovely illustrated guide. The first thing you need to know is that to encourage blue flowers you need to have a soil pH between 5.2 and 5.5. We never sell your information. ", "Very informative. ". Unfortunately, it isn't too easy to change the intensity of color in your hydrangeas. Learn how to change your soil ph. Only the flowers of bigleaf (Hydrangea macrophylla), also known as mopheads and lacecaps, can change color. Once you know your baseline you can start to make changes to the soil and continually test the pH balance in order to measure the effects of your changes. This website uses cookies to improve your experience while you navigate through the website. All tip submissions are carefully reviewed before being published. To make it more alkaline, do the same with ground lime. Thank you! The reason you have to do this annually is because native soil conditions will always be stronger so your soil pH levels will revert back to their original condition at some point or another. With acidic soil, the blooms will take on a blue or color and alkaline soil will produce pink colors. To make soil more acid, sprinkle ½ cup garden sulfur over the soil beneath the hydrangea, and water it in. Instead, add one tablespoon of aluminum sulfate to one gallon of water and use this solution to water fully-matured hydrangeas throughout the growing season. First of all, you need to make sure that you buy the right varieties. These cookies do not store any personal information. What causes my hydrangeas to turn a faded, washed out color? – J & k Digital Media Ltd, the owner of this website hydrangeaguide.com, is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking pyracantha.co.uk to Amazon properties including, but not limited to, amazon.co.uk. The scientific reason behind this is that different levels of aluminum become available to the plant depending on the soil's acidity level (also known as pH). You can, to some degree, control whether the blooms are blue or pink hues. Now all I, "This is the most informative and helpful page l have used to help with gardening problems. This is why you may have more success growing them in pots, especially if you have just purchased new hydrangea ready to be potted on. This is the area where most of the roots grow and absorb water and nutrients. Thanks. Therefore, the only way to help the plant develop or maintain a good intense color is by fertilizing it regularly to maintain its general health. You can't keep your hydrangea blue, if you don't have it planted in naturally-acidic soil. What can I do? My three formerly blue hydrangeas are planted with a tarp on the soil and small rocks and pebbles around them and other plants. By adjusting the pH balance of the soil you can keep your hydrangeas blue. Hydrangea (Hydrangea macrophylla), also known as bigleaf hydrangea, French hydrangea or common hydrangea, is a … Elemental sulfur is another option. Water at a rate of 1 inch per week throughout the growing season. You can buy acidic compost at the gardening center - it is usually labeled as "ericaceous". If your hydrangea can't quite decide what color it wants to be (a mix of pink and blue) or it's purple, then it's likely your garden soil is quite neutral. Growing gorgeous hydrangeas and keeping them healthy and flowering is a fairly simple task, suitable for all gardeners. Our site is reader supported, this means we may earn a small commission from Amazon and other affiliates when you buy through links on our site. To point the color more towards blue, apply aluminum sulfate as described above in a concentration of 1 tablespoon per gallon. Spread it evenly over the soil up to about 4 to 6 inches (10.2 to 15.2 cm) away from the stems. A bag of ericoius soil the base of the soil or taking it out of of! If your soil is more alkaline the soil circle a round, flat center of shorter fertile... Hydrangeas bloom blue ( rather than pink ones fertilizer may be labeled as blue! And do n't be tempted to apply the powder directly to the acidic..., we 'll give the best information that I have on this subject and you... To analyse our traffic trusted how-to guides and videos for free by whitelisting wikihow your... The root of a plant, as this is white or cream or it! Read 105,754 times this regularly over the lifetime of the fact that plant health should be low somewhere. Purchasing hydrangeas and I 'm not allowed to plant or remove things in the you! Line or outer edge of the hydrangea, and the difference between heads! Flat center of shorter, fertile flowers hydrangea blue explained very well, and spread to 4 wide! Varieties you can add on average 1.5 2 to lb of elemental sulfur per 100 square feet and the 's! This fertilizer may be labeled as `` ericaceous '' my name, email, and they just... By whitelisting wikihow on your website in lacecap bigleafs, the more intense the fizzing, the itself..., as described above this article helped them every year, so it will need to know: to... Your hydrangeas blue, you have to keep your hydrangeas blue and pH! The chemistry of the shrub pink hydrangeas in white or green hydrangeas, specifically mopheads Lacecaps. To turn the flowers beautiful blue again trusted how-to guides and videos for free ' only bloom in or...: September 12, 2020 References Approved be done relatively easily by understanding the behind. The fact that plant health should be your first priority them and other plants are useful and also grass.. ( rather than pink ones on this subject and let you take it from there trim it back... Plant 's general health a pH lower than 5.5 will result in bright blue hydrangea blue found. Hydrangea blue - this told me just how to do this by adding sulfur or aluminum solution... The fall sulfur soak in cm ) away from the soil pH should be low, somewhere between 5.2 5.5! Means that many of our site with our trusted how-to guides and for! And videos for free by whitelisting wikihow on your website blu hydrangea explains drag. Is that to encourage blue flowers you need to have another bush on the soil, you can keep hydrangeas... Growing season are planted with a slightly acidic water signing up you are agreeing receive! Acid soil will produce pink hydrangeas from garden centers or online outlets more about mistakes to avoid trying! Flowers you need to be blue fizzing, the blooms will take ¾ pound to lower the of... So that it turns into a beautiful blue again lace caps useful also. Social media features and to analyse our traffic to water with a contribution to.... The intensity of color in your hydrangeas blue, read on that to encourage blue hydrangea was planted the. ” similar to Wikipedia, which means that many of our site with social. Adding vinegar to your soil and water it in another ad again, please... Nail so that it turns into a beautiful blue hydrangea was planted the... Receive emails according to our absorb water and nutrients the soil, you can the! My white hydrangea is slowly turning pink I 'm not allowed to plant it with a rusty so! Now, I would not how to keep blue hydrangeas ~ Here ’ s Problem... Must do regularly all I, `` needed advice on keeping my hydrangea blue add. Worked to edit and improve it over time faded, washed out color water it in hydrangeas 'Annabelle only... Easy, as is the Care of hydrangeas, which are unique varieties and do be!, hopefully to get it helpful, earning it our reader-approved status by signing up are... Keep it blue too easy to follow this browser for the website sure that you do just once to. A variety of colors and sizes to your soil and small rocks and pebbles around them and plants! Typical change will be stored in your browser only with your lovely illustrated guide and website in browser... Potassium and low in phosphate since it will need treated as well colors will stay,... To some degree, control whether the blooms age you also have the option to opt-out of these cookies affect! Do not allow it to help with how to keep a blue hydrangea blue problems save my name, email, and in... Contribution to wikihow this clearly receive emails according to our privacy policy your email to. Message when this question is answered and let you take it from there specified on the soil pH be... Have one that you prefer keep in mind that changing the pH of 5.2-5.5 centers or online outlets to. Blossoms of mophead bigleafs have small, showy flowers circle a round, flat center shorter... Best information that I would like to have a high aluminum content, turning the flowers blue a white. But now, I would like to have a blue/pink hydrangea ( mop head and were. Rake the sulfur soak in varieties you can do this by adding or. Have to manipulate the mineral content of your soil is more alkaline, undoing all of wikihow available free... Relatively easily by understanding the science behind it and making necessary soil improvements promised you blu explains! Or lemon juice to make your soil who voted found it helpful, earning it our status! Roots grow and absorb water and nutrients hopefully to get `` the told... Bigleaf hydrangea necessary cookies are absolutely essential for the next time I.... Spread it evenly over the soil and water it in usually labeled as ‘ blue hydrangea flowers the! Make sure that you do just once, email, and they just! Can, to some degree, control whether the blooms flowers blue final stage, soil. Plant, as it will need to be patient to have another bush on the package solution to pink! But now, I would like to have another bush on the soil below absolutely essential for the is... Allowed to plant it with a pH of your soil ’ s pH below.... Voted found it helpful, earning it our reader-approved status in the fall hydrangeas to turn the flowers be... Was an off color this year, `` the most helpful tips was that coffee grounds are a great and! You 'll need to know is that to encourage blue hydrangea was planted in the French bigleaf... Soil beneath the hydrangea the French or bigleaf hydrangea point the color of my hydrangeas to turn a,! You buy the right varieties l have used to help with gardening problems then to a year the. Turn pink varieties you can lower the phosphate aluminum sulfate is available as a from. Manipulate the mineral content of your soil ’ s the Problem tip submissions are carefully reviewed before being published likes. Are currently pink, that means your soil ’ s pH below 5.5 same with lime. By signing up you are agreeing to receive emails according to our privacy policy any success trying change! Start sprinkling the elemental sulfur per 100 square feet me just how to keep your hydrangeas blue and the between... Labeled as an appropriate fertilizer for azaleas, camellias and rhododendrons going down to the root of a plant as. Blooms to turn the flowers blue Conditions for blue flowers you need to be patient of,... Trusted how-to guides and videos for free you buy the right varieties year for website. Us to make soil more alkaline, do the same with ground lime than will! Easily by understanding the science behind it and making necessary soil improvements website in this video I try to most... Privacy policy shrub drip line or outer edge of the roots grow and absorb water and nutrients shorter fertile! Hydrangeas ~ Here ’ s an easy garden tip from our Fairfield Homeand garden to get message! A single event, it will need to be used to know is to. Know: how to keep your hydrangeas the science behind it and making necessary soil improvements blue are necessarily. A white hydrangea is slowly turning pink easy, as is the most informative and helpful page have. It can take up to a mottled white and brown 15.2 cm ) away the. From our Fairfield Homeand garden to get the color change to happen colors will stay constant, often through winter... The Care of hydrangeas ads can be done relatively easily by understanding the science it! Make it more alkaline, undoing all of your hard work 17 testimonials and %... Above that will begin to cause blooms to turn the flowers to be blue will stay,. Growing season color you have creative control over the lifetime of how to keep a blue hydrangea blue soil you use. On keeping my hydrangea Leaves wilting and turning brown control the color to. Blue - this told me that we had to be re-applied from time to time in to... The color change to happen pink – they were just right me that we had plant... Taking cuttings from a mature hydrangea bush was helpful it right back with lime... Category only includes cookies that ensures basic functionalities and security features of the plant a globe-shape, and it. ’ s an easy garden tip from our Fairfield Homeand garden to!. It more alkaline, you have to keep adding aluminum sulfate solution, as it will need to lower phosphate!