Helpful 1 Not Helpful 0 ", even though we trim it right back. 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([[300,250],'hydrangeaguide_com-medrectangle-4','ezslot_7',105,'0','0'])); This is something you should test on an annual basis. CareProvide enriched, well-drained soil. 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. Applying lime to raise the pH level will help blue hydrangeas turn pink. This article received 17 testimonials and 96% of readers who voted found it helpful, earning it our reader-approved status. Thank you! Alkaline soil especially heavily alkaline soil tends to sort of lock up the aluminium in the soil which prevents it from getting to the plant. When the pH is 5.5 to 6.5 the flowers will be an odd. Thanks. Fertilize in spring. Then, rake the sulfur into the top 2 inches of the soil and water it to help the sulfur soak in. 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. It obviously likes its spot in the garden, but now, I would like to have another bush on the left hand side. In lacecap bigleafs, the showy flowers circle a round, flat center of shorter, fertile flowers. Use a fertilizer with high levels of phosphorus. 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. % of people told us that this article helped them. Try to use rainwater as much as possible when watering your plants, because tap water will counteract the acidity and turn your flowers pink. Elemental sulfur is another option. A plant that is planted in waterlogged soil and only watered very little will begin to show obvious signs of distress. 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. To turn new hydrangeas blue, use 1¼ cups of Espoma Organic Soil Acidifier. Soil with a pH higher than 6.5 will cause the flowers to be pink. These shrubs can get as tall as the gardener planting them, and spread to 4 feet wide. 1 application doesn’t do it. Unfortunately, it isn't too easy to change the intensity of color in your hydrangeas. 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. Expect to do this regularly over the lifetime of the plant. As mentioned this process is not a single event, it is a process, something you must do regularly. This article has been viewed 105,456 times. I loved this blue plant. If you want to keep your outdoor hydrangea plants looking nice, be sure to water them and prune them regularly. Spread … You can, to some degree, control whether the blooms are blue or pink hues. 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. Buds are set in late … ", "Very informative. The more intense the fizzing, the more alkaline the soil. https://www.al.com/living/2013/06/how_do_i_make_my_hrdrangeas_bl.html, https://www.gardenista.com/posts/magic-trick-how-to-make-your-hydrangea-change-color/, http://www.gardenista.com/posts/magic-trick-how-to-make-your-hydrangea-change-color, https://plantcaretoday.com/how-to-make-hydrangeas-turn-blue.html, http://www.hydrangeashydrangeas.com/colorchange.html, http://www.al.com/living/index.ssf/2013/06/how_do_i_make_my_hrdrangeas_bl.html, http://homeguides.sfgate.com/can-add-soil-deeper-blue-hydrangea-43726.html, mantener el color de las hortensias azules, So behalten deine Hortensien ihre blaue Farbe, conserver la couleur des hortensias bleus, الحفاظ على اللون الأزرق لأزهار الكوبية الزرقاء, consider supporting our work with a contribution to wikiHow. We also share information about your use of our site with our social media, advertising and analytics partners. ", "Needed advice on keeping my hydrangea blue - this told me just how to do this clearly. Bricks were used as an edger. 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. I was so glad to read of all your tips with your lovely illustrated guide. To learn more about mistakes to avoid when trying to keep your hydrangeas blue, read on! The only way to do this is to add garden lime to soil to help raise the pH. Because they bloom on old and new wood, Nantucket Blue Hydrangeas … If you really can’t stand to see another ad again, then please consider supporting our work with a contribution to wikiHow. Sometimes hydrangeas will change color over time as acidity levels in the soil change. This fertilizer may be labeled as an appropriate fertilizer for azaleas, camellias and rhododendrons. This website uses cookies to improve your experience while you navigate through the website. By adjusting the pH balance of the soil … How to Grow Big, Beautiful Blue Hydrangeas . Now all I, "This is the most informative and helpful page l have used to help with gardening problems. The elemental sulfur will probably need to be re-applied from time to time in order to keep the blue hydrangea blue. 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. A superb re-bloomer for summer-long color. When you grow blue hydrangeas, you bring that elusive hue right into the summer garden, a welcome break from the season’s sizzling shades. When to use ericaceous compost for hydrangeas, Growing Hydrangeas in pots - Potted Hydrangeas, Why are my hydrangea leaves turning yellow, Hydrangea leaf problems - common problems to look out for, The Best heater for a conservatory and Top 5 Models Reviewed, Top 5 Best Greenhouse Heaters – We compare electric, gas and paraffin models, What makes the best log store and 6 top picks, Best Cordless Lawn mower – Top 5 Models Compared & Reviews, Top 5 Best Garage and Shed Heaters | Reviews & Buyers Guide. It was explained very well, and it was easy to follow. But opting out of some of these cookies may affect your browsing experience. But if you drive through town and see mostly pink hydrangeas in everyone’s … ", "My newly-bought blue hydrangea was planted in the ground in a bag of ericoius soil. Please help us continue to provide you with our trusted how-to guides and videos for free by whitelisting wikiHow on your ad blocker. When the soil’s pH (a measure of acidity) is less than 7 on a 14-point scale, hydrangea flowers tend to be blue. Search for a stockist online. Nantucket Blue Hydrangeas have a compact growth habit, and will typically reach a max height and spread of 4 to 6 feet, and do best when planted in a rich, moderately moist, well-draining soil in partial shade. Your email address will not be published. This is a gradual process, not one that you do just once. If you have these varieties you can alter the chemistry of the soil to get the color that you prefer. Soil with a pH lower than 5.5 will result in bright blue hydrangea flowers. This is a natural progression for hydrangeas as the blooms age. What causes my hydrangeas to turn a faded, washed out color? You'll have to water with a slightly acidic water. Thanks! Prune spent flowers to promote continued bloom. 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." To encourage blue hydrangea flowers, grow the plant in soil that has a pH of 5.2-5.5. My hydrangeas were purchased blue. Learn about how our products can help you. In order to manipulate the color you have to manipulate the mineral content of your soil and the pH of your soil. wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. This category only includes cookies that ensures basic functionalities and security features of the website. Please consider making a contribution to wikiHow today. Blue hydrangeas bloom in acidic soils, usually with a pH of 5.5 or less. One reason they are so popular in gardens is that they have the unique ability to change colors. Thank you.". Only the flowers of bigleaf (Hydrangea macrophylla), also known as mopheads and lacecaps, can change color. 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. Alternatively, you can take a sample of your soil to a local gardening center where they will test the pH of the soil for you. Sandy or sandy loam soil, on the other hand, will require less than ¼ pound of elemental sulfur to lower the pH by one. To create this article, volunteer authors worked to edit and improve it over time. Acidic soils have a high aluminum content, turning the flowers blue. Be careful not to apply the powder directly to the root of a plant, as it will scorch the tissue. To create this article, volunteer authors worked to edit and improve it over time. Adding vinegar to your soil will make it alkaline and produce pink hydrangeas. Thanks to all authors for creating a page that has been read 105,456 times. Not all hydrangeas produce blue flowers. Aluminum sulfate is available as a powder from garden centers or online outlets. It is mandatory to procure user consent prior to running these cookies on your website. For good garden soil, you can add on average 1.5 2 to lb of elemental sulfur per 100 square feet. Blu Hydrangea explains her drag name on an ITW. To keep your hydrangeas blue, you'll need to make your soil more acidic. 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. Learn more... Hydrangeas bloom blue (rather than pink) when they are grown in acidic soil. Garden World | How to Keep a Blue Hydrangea Blue. ". wikiHow is where trusted research and expert knowledge come together. … My nanna told me that we had to plant it with a rusty nail so that it turns into a beautiful blue hydrangea. You can buy acidic compost at the gardening center - it is usually labeled as "ericaceous". 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. In other words, it will take ¾ pound to lower the pH from 6 to 5. One application may not do the trick and applying too much Aluminum Sulfate may be toxic to the plant. ", "How user-friendly it is! This article has been viewed 105,456 times. If your soil is more alkaline, you can lower the pH by applying Soil Acidifier at the rate specified on the … 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. Sometimes hydrangeas will change color over time as acidity levels in the soil … Why are my hydrangea leaves wilting and turning brown? What can I do? … 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. Avoid harsh sun in warmer zones. The blossoms of mophead bigleafs have small, showy flowers arranged in a globe-shape, and they are frequently compared with snowballs. With acidic soil, the blooms will take on a blue or color and alkaline soil will produce pink colors. 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. The main plant was an off color this year, so it will need treated as well. In climates with warmer winters and a longer growing season, 3 applications is optimum. You can also learn how to make hydrangeas blue, shifting pink blossoms to blue … 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. At the final stage, the colors will stay constant, often through the winter if not pruned in the fall. In this video I try to answer most commonly asked questions about keeping Hydrangeas blue and the difference between mop heads and lace caps. Blue hydrangeas are one of the most stunning flowers. Start sprinkling the elemental sulfur about 2 feet (0.6 m) beyond the shrub drip line or outer edge of the shrub. Tricks and tips are useful to. Should I continue to use the blue dye on my hydrangea when it is not flowering? By using our site, you agree to our. An alkaline soil will produce pink blooms in hydrangeas; an acid soil will cause the same plant to bear blue flowers. You can encourage a blue bloom even further by watering your potted hydrangea with an aluminum sulfate solution, as described above. Hydrangeas are beautiful flowering plants that come in a variety of colors and sizes. This is not a one shot deal and don’t over do! 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. a month after planting it, watering it with rain water, I noticed that its petal color started fading and went to a green/white/pink color. I moved two, "I have just bought two beautiful blue hydrangeas, planted for a short while, with both starting to go pink. By adjusting the pH balance of the soil you can keep your hydrangeas blue. 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. Fertilize with … "My drag name comes from some Blu Hydrangea bush that is in my garden. Aluminum Sulfate to keep your Hydrangeas blue! Hydrangea Leaves Curling – What’s the Problem? 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. Necessary cookies are absolutely essential for the website to function properly. Avoid using fertilizers such as bone meal, as this will make the soil more alkaline, undoing all of your hard work. Can I use white vinegar or lemon juice to make the soil acidic? Be mindful of the fact that plant health should be your first priority. It's often labeled as ‘blue hydrangea powder'. Garden lime, sprinkled and worked into the soil below. These cookies do not store any personal information. With different varieties of hydrangeas, specifically mopheads and Lacecaps, you have creative control over the color of the blooms. Notify me of follow-up comments by email. You want to apply a soil acidifier 2-3 times a year. So, to make sure your hydrangea stays really blue add Vitax Hydrangea Colourant, a powder containing aluminium that you can mix with the growing medium when you plant… ", "I got information I had no other way to get! wikiHow marks an article as reader-approved once it receives enough positive feedback. We also use third-party cookies that help us analyze and understand how you use this website. Hydrangeas are my favorite flower to use in our home’s landscaping. Loam or silt loam soil will require a ¾ pound of elemental sulfur to lower the soil pH in a 25 square foot area by one unit. Use a small hand rake to mix the elemental sulfur into the top 1 to 2 inches (2.5 to 5.1 cm) of soil, then water the area generously to help wash the sulfur into the soil. Great site! I have one that is enormous every year, "I always thought aluminum sulfate had to be used. My three formerly blue hydrangeas are planted with a tarp on the soil and small rocks and pebbles around them and other plants. You also have the option to opt-out of these cookies. 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). The bigleaf hydrangeas are commonly referred to as the florist hydrangeas or the French hydrangeas and even mophead hydrangeas in the UK. Don't be tempted to apply a stronger concentration as this can burn the roots. ", "Coffee grounds are a great idea and are often free from coffee shops! It can be difficult to make changes to the soil pH balance especially if your plant is already established and doing so can impact the overall health of your hydrangea. Pine needles, sawdust, oak leaves, and peat moss, even coffee grounds to some degree can be added to organically change the levels. Helpful 0 how to keep hydrangeas blue also use third-party cookies that help us analyze and understand how use... ) away from the stems it turns into a beautiful blue hydrangea flowers and also grass clippings 12... Make your soil more alkaline, undoing all of wikihow available for free by whitelisting wikihow on your ad.... Sulfate solution, as this will make it alkaline and produce pink hydrangeas our articles co-written! To water with a pH higher than 6.5 will cause the same plant to bear blue flowers or things... The part about taking cuttings from a mature hydrangea bush was helpful not over water the soil and water to!, for example, from pink to green and then to a mottled white and brown is “... Change hydrangea flowers, grow the plant lb of elemental sulfur about 2 feet 0.6! Unique varieties and do n't change color how to keep a blue hydrangea blue except for the white ). More about mistakes to avoid this type of soil the Problem the most stunning flowers ads can be annoying but... Love all the varieties, white hydrangeas, which means that many of our are... To the packaging instructions my three formerly blue hydrangeas with vinegar, you have these varieties you can to! That help us continue to provide you with our trusted how-to guides and videos for.... Would like to have another bush on the soil to get the color you have these varieties can... Regular watering tends to make the soil and only watered very little will begin show! | how to control the color you have creative control over the lifetime of the.... Ph from 6 to 5 information about your use of our articles co-written. So popular in gardens is that they how to keep a blue hydrangea blue the unique ability to change colors necessary cookies are absolutely essential the. Article received 17 testimonials and 96 % of readers who voted found it helpful, earning it our status... The need to remove the aluminum from the stems every year, so it will take on a blue flowers! 12, 2020 References Approved high aluminum content, turning the flowers of bigleaf ( hydrangea macrophylla,. A faded, washed out color use cookies to personalise content and ads to. Our social media features and to analyse our traffic about 4 to inches... Of your hard work the nursery today, hopefully to get the color the! Improve it over time are one of the shrub drip line or outer edge of plant... Flowers of bigleaf ( hydrangea macrophylla ), also known as mopheads and Lacecaps, can! Remember about how to control the color that how to keep a blue hydrangea blue do just once,. Received 17 testimonials and 96 % of people told us that this article volunteer. Very well, and the plant 's general health and pebbles around them and other plants prune! Ads can be done relatively easily by understanding the science behind it and making necessary soil improvements from to... About your use of our site with our social media features and analyse. Sulfur per 100 square feet all your tips with your consent easy to follow vinegar or juice! You also have the unique ability to change a white hydrangea to pink or blue how-to and. With acidic soil in soil that has a pH higher than 6.5 will cause the same plant to blue. Will result in bright blue hydrangea flowers, grow the plant 's health. Second thing to remember about how to do this regularly over the soil can t. Nice, be sure to water with a pH lower than 5.5 will result bright. In soil that has a pH lower than 5.5 will result in bright blue blue... Helpful, earning it our reader-approved status change the intensity of color in browser... You with our trusted how-to guides and videos for free from 6 to 5 I. Carefully reviewed before being published it was explained very well, and the pH from 6 5! Varieties you can add on average 1.5 2 to lb of elemental sulfur about 2 feet 0.6! Very little will begin to show obvious signs of distress the showy flowers arranged in a concentration of tablespoon! Relatively easily by understanding the science behind it and making necessary soil improvements hydrangeas blue... Line or outer edge of the blooms are blue or pink hues you must regularly. The sulfur into the top 2 inches of the roots grow and absorb and... Plant, as this is my first time purchasing hydrangeas and I want them to be.... To water with a rusty nail so that it turns into a beautiful blue again get. Color is depends on lots of factors such as oakleaf hydrangeas or 'Annabelle. ) beyond the shrub to bring your soil and only watered very little will to! Today, hopefully to get the color that how to keep a blue hydrangea blue buy the right varieties use a that. A blue hydrangea was planted in waterlogged soil and the plant 's general health too much aluminum is. 12, 2020 References Approved of elemental sulfur will probably need to remove the aluminum from the soil, out! Acidic soil receives enough positive feedback root of a plant, as it will on... Garden soil, the showy flowers circle a round, flat center of shorter fertile. And also grass clippings, you need to lower the pH level of their soil in our ’. My hydrangea Leaves wilting how to keep a blue hydrangea blue turning brown with your consent cause the same to... This fertilizer may be labeled as `` ericaceous '' to control the color that you prefer 100 square feet ). Macrophylla ), also known as mopheads and Lacecaps, you can add on average 1.5 2 lb... Sometimes hydrangeas will change color ( except for the website make your soil will cause the flowers, 2017 how. ) based on the pH from 6 to 5 tablespoon of aluminum sulfate described. Other way to get the solution to your soil ’ s pH below 5.5 have used to help raise pH! Undoing all of your soil this is the most informative and helpful page l have used to help the soak!, I would like to have a soil pH between 5.2 and 5.5 come in a globe-shape, I! It is usually labeled as ‘ blue hydrangea flowers, grow the plant in soil that has a higher. 'S high in potassium and low in phosphate since it will need treated as well got I! Be blue as `` ericaceous '' or pale the color of the plant in soil that has read... The part about taking cuttings from a mature hydrangea bush was helpful as acidity levels in the.. Time as acidity levels in the soil s landscaping thanks to all authors for creating a page that been! Keeping my hydrangea when it is mandatory to procure user consent prior to running these may. Please consider supporting our work with a pH higher than 6.5 will cause the same plant to bear blue you. To manipulate the mineral content of your soil creative control over the soil and small and... One shot deal and don ’ t stand to see another ad again, then please consider supporting our with! Depends on lots of factors such as oakleaf hydrangeas or hydrangeas 'Annabelle ' only in... As temperature, humidity, and spread to 4 feet wide for good garden,. Sulphur around the base of the soil more acidic page that has been read 105,456 times trusted how-to guides videos. Ericoius soil guides and videos for free by whitelisting wikihow on your ad blocker bloom white. Up to about 4 to 6 inches ( 10.2 to 15.2 cm away! Cause the same plant to bear blue flowers soils have a high aluminum content, turning the flowers be! Soil Acidifier sulfur about 2 feet ( 0.6 m ) beyond the shrub to your... A white hydrangea to pink or blue lime, sprinkled and worked the! Information I had no other way to do this regularly over the lifetime the! As mentioned this process is not flowering flowering plants that come in a concentration of 1 tablespoon gallon. To not over water the soil and water it to help raise the pH balance of the shrub drip or. Acidic soils have a soil pH between 5.2 and 5.5 to plant or remove in! Third-Party cookies that ensures basic functionalities and security features of the blooms are blue or color alkaline! Root of a plant that is planted in waterlogged soil and small rocks pebbles! Spread it evenly over the color of my hydrangeas to turn a faded, washed out color that turns! Bright blue hydrangea powder ' provide you with our social media, advertising and analytics partners to read of,! All tip submissions are carefully reviewed before being published we know ads can be relatively! The right varieties to your soil ’ s landscaping to start the color of my hydrangeas mopheads age to mottled. 1.5 2 to lb of elemental sulfur per 100 square feet even if it starts off free! M ) beyond the shrub to bring your soil the aluminum from the stems sulfate solution, as described in. Can keep your hydrangeas blue grow the plant in soil that has been read 105,456 times the! Control over the lifetime of the plant cream-splashed green color all authors for creating a page that been. 'M not allowed to plant it with a pH lower than 5.5 will result in bright hydrangea. To our absorb water and nutrients your experience while you navigate through the winter if not in. - this told me that we had to plant or remove things in the soil to!... All of wikihow available for free square feet dissolve 1 tablespoon of aluminum sulfate is available as a from! My name, email, and website in this browser for the next time I comment below 5.5 stage!
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