The Original Bigleaf Hydrangea ... Pruning . 1.08M subscribers When: early spring when buds are forming but before leaves are opening. Prune out flower heads and head back other shoots, as necessary, to encourage branching and fullness. In early spring, prune unhealthy stems to ground level. When most of the flowers have faded, it's time for pruning. Grow a Vertical Herb Garden in a Shoe Organizer, Do Not Sell My Personal Information – CA Residents. Although this will encourage vegetative growth at the expense of flowers, it is better for the health of the plant and its aesthetic appearance to remove win… If it has experienced winter dieback, prune the stems back to below the point of injury. Wait any longer, and you risk removing the developing flower buds. “The five common hydrangea can be divided into two groups for pruning purposes: those that bloom on old wood and those that bloom on new wood.”. If this happens under your conditions, a lighter pruning many help, removing only the top 6 … Selectively prune the dead and weaker stems, both old and new, using bypass pruners. “The five common hydrangea can be divided into two groups for pruning purposes: those that bloom on old wood and those that bloom on new wood.” Hydrangeas That Bloom on Old Wood. Blooming occurs on old wood, and the plant's pruning needs are minimal. She enjoys growing vegetables in containers and raised beds and watching for birds in her backyard. It will take you only a few more minutes of study to "get it." Lacecap hydrangeas, easily identified with their blue or pink flowers, are best pruned only in the summertime. 1. The most common variety is the Bigleaf, which is the shrub that adorns many a garden. For the Bigleaf, pruning is best done when the blooms start to fade away. My preferred time to prune bigleaf hydrangeas is during the latter part of February or in early March. It also helps to increase and shape the size of the flowers. This plant flowers on old wood grown during the previous season. This bush is small and compact and grow into a nicely shaped mounded plant. Shoots severely pruned in the fall will take 3 or 4 years to recover and begin blooming. Flower buds will begin forming in late summer for the fol-lowing season, so avoid pruning after August 1. Both are pruned the same way. Bigleaf (H. macrophylla), Oakleaf (H. quercifolia), Mountain (H. serrata), and Climbing hydrangeas (H. anomala subsp. Pruning too close to winter can be bad as well, especially in the case of bigleaf hydrangeas, which are most susceptible to winter bud injury. Hi. These varieties bloom on the previous season’s stems (“old wood”). How to prune your hydrangeas generally depends on which of the four groups it falls in: Smooth, Panicle, Bigleaf, and Oakleaf. Hydrangeas are tough woody plants that can handle pruning but may result in a lack of flowers if done at the wrong time. This shrub blooms on new wood. So pruning should be done in early spring to ensure plenty of growth for flowers. Remove any branches that have been injured or killed over the winter, and lightly trim others to shape the plant. Old flowers from the previous year can be … Bigleaf hydrangeas set their flower buds from late summer to early fall. Because this plant blooms on the previous season's growth (often referred to as old wood), they either won't flower or will flower sporadically if you prune them in spring. This means that you need to avoid pruning a big leaf after August 1. The Spruce uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. Bigleaf (H. macrophylla), Oakleaf (H. quercifolia), Mountain (H. serrata), and Climbing hydrangeas (H. anomala subsp. The flowers start out white and slowly turn pink, drying and remaining on the plant long after the leaves have fallen. University of Maryland Extension, Marie Iannotti is an author, photographer, and speaker with 27 years of experience as a Cornell Cooperative Extension Horticulture Educator and Master Gardener. Bigleaf hydrangeas (Hydrangea macrophylla), the large blue mopheads or lacecaps most gardeners are familiar with, develop their flowers heads at the tips of stems on old wood of the previous year. Prune out flower heads and head back other shoots, as necessary, to encourage branching and fullness. Psst—check out the biggest blooms for your flower garden. But don’t prune all the old wood because this is what will keep flowering as the new growth matures. It's probably not surprising that oakleaf hydrangea is easily recognized by its oak leaf-shaped foliage. The most common garden hydrangea shrub is the Bigleaf variety, Hydrangea macrophylla. For the Bigleaf, pruning is best done when the blooms start to fade away. Start to form in late summer and then it blooms in the Fall. Hydrangea that blooms in this pattern usually begins flowering in early summer and dwindle by midsummer, though colors may appear from time to time. Bigleaf hydrangeas (Hydrangea macrophylla) set flower buds on old wood, which develop in late summer and fall; therefore, pruning should be done immediately after flowering. Mopheads form flowers in spring from buds that formed in late summer. More About Pruning Different Hydrangea Types. Photo: University of Connecticut Plant Database. Examples of these types of hydrangeas are the Endless Summer, Let’s Dance series, and Tuff Stuff hydrangeas. Hydrangeas at home or for decorating? Common names include bigleaf hydrangea, French hydrangea, lacecap hydrangea, mophead hydrangea, penny mac and hortensia. Hydrangea Hydrangea. Tying the branches together and wrapping them with burlap can help the plant survive winter. Pruning. Winter-damaged stems can be cut back to living wood. Here’s more tips to help you become a pruning pro. In alkaline soil, its flowers are pink. The flowers of the bigleaf hydrangea (Hydrangea macrophylla) can change colors depending on the pH of the soil in which they are planted. Prune out flower heads and head back other shoots, as necessary, to encourage branching and fullness. It's a round shrub with leaves that are somewhat rounded with a pointed end, paler on the underside than on the top. During the growing season, you can deadhead the flowers (remove spent flowers) and clean up the overall shape of the plant as soon as the flowers become unattractive. Pruning lacecap hydrangeas do not have to be done at any particular time. Spent flowers can be trimmed away as they fade to keep the plant looking tidy. Hydrangeas at home or for decorating? If you live in an area that gets particularly severe winters, you can protect your plants by tying the branches together and wrapping them with burlap. It started to flower in late August and continues to flower even now that we are in October. Pruning Prune bigleaf hydrangea when the flowers begin to fade. In spite of their shrub nature hydrangeas can be used in bouquets. Shoots severely pruned in the fall will take 3 or 4 years to recover and begin blooming. There are exceptions, such as bigleaf hydrangea (Hydrangea macrophylla), so do some research on your shrubs before you snip. Bigleaf hydrangeas (Hydrangea macrophylla cvs., USDA Hardiness Zones 6–9) Bigleaf hydrangeas (H. serrata cvs., Z 6–9) Oakleaf hydrangeas (H. quercifolia cvs., Z 5–9) Prune after the flowers start to fade in late summer. Any pruning of healthy growth in the spring, fall, or winter (including help from browsing deer) is likely to result in reduced flower production. Bigleaf hydrangeas (H. Serrata cvs., Z 6–9) Bigleaf Hydrangea (Hydrangea macrophylla) The best way to decide if your hydrangea blooms on old wood are to notice when it flowers. To determine if your hydrangea … When planted in acidic soil, its flowers are blue. Flower buds will begin forming in late summer for the following season, so avoid pruning after August 1. What time of year to prune hydrangeas . This usually happens at the end of the summer season. Mophead and lacecap hydrangeas will bloom satisfactorily with little attention, but regular pruning encourages new, vigorous growth that can produce a better display. Always remove dead, damaged, or diseased stems as the first step during routine pruning. When shortening stems, cut back to just above a pair of healthy buds. Thus, pruning in the spring or even late fall will remove the flower buds and any chance of getting blooms for that season.. Hydrangeas are beloved summer-blooming shrubs. The first step is identifying what kind of hydrangea you have. Some light pruning of individual stems in late winter or early spring not only will keep the plant from becoming overgrown but also will encourage healthy growth and flowers. Guide to Pruning Hydrangeas. Hydrangea paniculata, panicle hydrangea, is sometimes called "tree hydrangea" which tells you something about potential size - most cultivars get over 10' tall. Bigleaf hydrangeas (Hydrangea macrophylla), the large blue mopheads or lacecaps most gardeners are familiar with, develop their flowers heads at the tips of stems on old wood of the previous year. Any pruning of healthy growth in the spring, fall, or winter (including help from browsing deer) is likely to result in reduced flower production. We cover other pruning methods in Pruning & Your Plants; however, this specific article aims to help you identify which type of hydrangea you have and its pruning needs. Species. Neglected, overgrown vines can be cut back to ground level in early spring to rejuvenate the plant. Sometimes it is necessary to prune plants after a harsh winter to remove damaged foliage. Be sure to remove only a third of the total growth of the plant. My question is: Should I prune off the dead flowers or is it too late in the season? Bigleaf hydrangeas require very little maintenance pruning other than removing deadwood from the shrub in early spring and possibly deadheading the flowers for aesthetic reasons. Remove the burlap when the buds begin to swell. Pee Gee Hydrangea (H. paniculata), also known as Panicle, usually flowers on the current season’s … Big-leaf hydrangeas, Hydrangea macrophyla: These are the most common species and include the popular mopheads and lacecaps in wide-ranging colors of blue, violet, pink, purple, red and white.They bloom in early summer on old wood, so prune them after flowering. They bloom in early summer on old wood, so prune them after flowering. Native to the North American woodlands, it is… I am finding confusing articles about pruning the dead growth, however. Bigleaf Hydrangeas (Hydrangea macrophylla)Even though I’m located in Zone 5, my ‘Endless Summer’ mophead hydrangea—which usually has huge blue blossoms all summer long—was killed to the ground.Luckily, it has the wonderful ability to bloom on both old and new wood, so even though they were a bit later than usual, there were still many blooms. Introducing "One Thing": A New Video Series, Late winter or early spring before new growth starts, Light pruning in late winter or early spring. Hydrangea pruning Shrubs like hydrangeas flower from mid to late summer on the previous year's growth. It is a deciduous shrub growing to 2 m (7 ft) tall by 2.5 m (8 ft) broad with large heads of pink or blue flowers in summer and autumn. Pay attention to timing your hydrangeas will produce beautiful blooms for years to come! But if your lacecap hydrangea is starting to get too big or too old you might want to consider pruning and removing dead blooms at the same time. Pruning Common Hydrangeas. Smooth hydrangea, including the popular cultivar H. arborescens 'Grandiflora,' doesn't usually have any problems blooming, though its white flowers aren't as showy as we normally expect from hydrangeas. Endless Summer® hydrangeas do not require regular pruning and it shouldn't be done during the growing season. Generally speaking they are fine without being subject to the secateurs. This bigleaf hydrangea macrophylla has pink or blue depending on the soil pH. If you live in an area that gets particularly severe winters, you can protect your plants by tying the branches together and wrapping them with burlap. To figure out the best time to prune your hydrangea, start by identifying the type of hydrangea that you have. Pruning bigleaf hydrangeas Except for the Endless Summer series, most bigleaf hydrangeas bloom on mature wood. We've been there. Every editorial product is independently selected, though we may be compensated or receive an affiliate commission if you buy something through our links. This bush is small and compact and grow into a nicely shaped mounded plant. This may weaken the plant, however. The most common garden hydrangea shrub is the Bigleaf variety, Hydrangea macrophylla. That means the plant actually forms the buds for the following year’s flowers in late summer to early fall. It’s bud. Endless Summer® hydrangeas are cold-hardy, reblooming hydrangeas with stunning blooms in colors such as pink, blue, purple, red, and white. Hydrangeas that set their buds late in the season are the most likely to have trouble blooming. Flower buds occur on new spring growth. Look for damaged or broken branches and remove those first. You might be pruning simply because the hydrangea is too large and needs to be cut back. Sometimes it is necessary to prune plants after a harsh winter to remove damaged foliage. You don’t want to cut off the flower buds and miss out on the beautiful blooms! (The hard way too - meaning we've pruned off this year's flowers and lived to tell the tale.) For very even bloom, giving branches all the same length, cut the plant down to 4 to 6 inches (10-15 cm) in early spring or late fall. Flower buds will begin forming in late summer for the following season, so avoid pruning after August 1. Therefore, if you are going prune them, try to finish as soon as possible after they are done blooming—by August 1 at the latest. By using The Spruce, you accept our, Winter or early spring, only when necessary to control size, How to Dry and Preserve Hydrangea Flowers, How to Prune Shrub Roses and Knock Out Roses, Identifying What Type of Old Fashioned Hydrangea You're Growing, Strawberry Vanilla Hydrangea Plant Profile, 10 Best Shrubs That Flower in Early Summer. Bloomstruck® Hydrangea, Hydrangea macrophylla 'PIIHM-II' PP25,566. Pruning in this way is essential to ensure a health looking plant with masses of large blooms on the end of arching stems. Pruning is all about timing for the hydrangea plant – especially if you have different varieties. Pruning is all about timing for the hydrangea plant – especially if you have different varieties. That means no blooms next summer. Bigleaf hydrangea, H. macrophylla. When you can see the flowers starting to wither, snip them off along with dead wood or … “Pruning hydrangeas can be confusing because each species should be pruned at a different time of the year,” says Ken Johnson, University of Illinois Extension horticulture educator. Lori Vanover is the senior digital editor for Birds & Blooms. For best results, wait until the blooming period has ended, ideally in the late summer or early fall. Next, remove about 1/3 of shrub with clean pruners. But if your lacecap hydrangea is starting to get too big or too old you might want to consider pruning and removing dead blooms at the same time. However, there are also a few varieties that simply stay white. Suggested uses. Regarded as one of the best blue lacecap hydrangeas, Hydrangea macrophylla 'Zorro' is a vigorous deciduous shrub laden with large flat flowers from early to late summer. The flower color of all bigleaf hydrangea plants is affected by the degree of acidity or alkalinity in the soil. However, this gives very large flower heads that tend to flop. Hydrangea macrophylla 'Geoffrey Chadbund' (Bigleaf hydrangea 'Geoffrey Chadbund' ) will reach a height of 1.5m and a spread of 2m after 5-10 years. Cultivation. Once climbing hydrangeas become established, they can grow quite vigorously and might need occasional late winter pruning to set boundaries for the coming season. That's taller than most one-story roof lines. Timing is everything! Entirely dead stems should be cut flush to the base. Native smooth hydrangea. I've seen old ones that are easily 6-7' tall. The two commonly cultivated hydrangea species that bloom on new wood are: Keep in mind that maintenance pruning, which includes removing diseased and dead wood as well as deadheading old flower blossoms, can be done at any time. Hydrangea macrophylla, bigleaf hydrangea, can get HUGE over time. How and when you prune hydrangeas depends on which type you have. If those buds are killed or damaged over the winter, the hydrangea’s flowering potential is reduced, although lower buds along the stem have the potential to develop flowers too. Hydrangea Pruning Tips In addition to encouraging hydrangeas to produce more flowers, pruning these shrubs each year helps keep them healthy if they get damaged by weather and allows you to shape them however you like. However, getting them to flower can be a challenge for gardeners, partially due to pruning mistakes. This usually happens at the end of the summer season. My preferred time to prune bigleaf hydrangeas is during the latter part of February or in early March. Have you been admonished one-too-many times not to prune off this year's flower buds? Although this will … Also known as panicle hydrangeas, peegees display massive snowball-shaped flower clusters in mid- to late summer. Flowers of bigleaf hydrangeas bloom on buds formed on the previous year's growth. Detailed advice for pruning different kinds of … Sometimes it is necessary to prune plants after a harsh winter to remove damaged foliage. Prune bigleaf hydrangea when the flowers begin to fade. Sometimes a cold flash in spring can also damage blooms. How to Prune Overgrown Hydrangeas. This plant is sometimes confused with Hydrangea macrophylla because of their similar flowers. Start to form in late summer and then it blooms in the Fall. H. macrophylla - H. macrophylla is a rounded, bushy, deciduous shrub with broadly ovate, toothed, glossy, dark green leaves and flattened clusters of small, pink sterile flowers surrounded by larger, blue or pink fertile flowers. Mountain hydrangeas are small flowering shrubs with narrow, pointed leaves and flattened flower heads. If those buds are killed or damaged over the winter, the hydrangea’s flowering potential is reduced, although lower buds along the stem have the potential to develop flowers too. We've been there. (See more below.) Wait until the last frosts are over, as a hard frost in May can wipe out a year's flowers. Prune after it flowers, trimming back flowering stems to a pair of healthy buds. Read our, The Spruce uses cookies to provide you with a great user experience. Hydrangeas do not require pruning but there are still reasons you would do it. Oakleaf Hydrangea – Hydrangea quercifolia Hydrangea quercifolia Cultivar Examples: Pee Wee, Jetstream™, Ruby Slippers, Snow Queen. Then you can determine when you should prune it. Its leaves are coarsely serrated and glossy, dark green. However, this type doesn't have the big leaves of Hydrangea macrophylla. Bigleaf hydrangeas (Hydrangea macrophylla cvs., USDA Hardiness Zones 6–9) Bigleaf hydrangeas (H. serrata cvs., Z 6–9) Oakleaf hydrangeas (H. quercifolia cvs., Z 5–9) Prune after the flowers start to fade in late summer. If the buds are set in the fall, spring pruning will remove the entire season's bloom. Hint: stems with live buds will be green on the inside, while dead stems will be brown. When to prune a hydrangea depends on when it sets its flower buds. Don’t cut off all the heavy wood though! This is the most common hydrangea variety. Hydrangeas make beautiful focal points in the garden, and they generally require minimal care other than pruning. Although many hydrangeas have interesting foliage and bark, most are grown for their large, showy blossoms. Hydrangeas that bloom on old growth should only be pruned after flowering. And those that bloom on new wood should be pruned before new growth begins in spring. Soil type. So consider limiting pruning every other year or every three years to ensure your hydrangea’s health and vigor. The bigleaf hydrangea often has flowers whose color changes with the soil pH: blue in acid soil and pink in alkaline soil. Because its major attraction is the foliage, any loss of blooms is less disappointing than in most other hydrangea varieties. Big-leaf hydrangeas, Hydrangea macrophyla: These are the most common species and include the popular mopheads and lacecaps in wide-ranging colors of blue, violet, pink, purple, red and white. City, Cottage/Informal, Flower Arranging, Beds and borders, Low Maintenance, Containers. Hydrangeas that bloom on new wood produce their flower buds on the current season’s new growth. Keep them protected when there is a frost or freeze threat. Is pruning Hydrangea macrophylla (bigleaf or French hydrangea) a bit of a mystery to you? However, pruning is beneficial to these versatile plants as it helps sheds off the fading appearance of its blooms and reduces the size of the tall shrubs. The cultivars in the Endless Summer® series are an exception to this rule. No pruning required and it requires minimal care. Pruning hydrangeas should typically take place after your flowers have grown and before the new bud blooms are showing themselves. However, since these hydrangeas bloom from both old and new wood they can withstand heavy pruning if needed. But as with many shrubs that do not actually need … Prune bigleaf hydrangea when the flowers begin to fade. Other than the modern repeat blooming hydrangeas, like \"Endless Summer\" and \"Lime Light\", most older hydrangeas set the next season's flower buds in either late summer/fall or during the growing season. Pruning should be carried out in February or March. The three commonly cultivated Hydrangea species that flower on old wood are: There are some varieties of H. macrophylla that are reblooming, or remontant, meaning these cultivars will produce flower buds on both old and new wood. We got it! In an ideal world, there would be no need to prune your Acer. Oakleaf hydrangeas, Hydrangea quercifolia: This native hydrangea features cone-shaped white blooms that turn a beautiful … Pruning your smooth, panicled and oakleaf hydrangeas is a good task for a warm sunny spring day, when you just have to get out in the garden, but it’s still too cold or wet for other jobs. In spite of their shrub nature hydrangeas can be used in bouquets. Flower buds will begin forming in late summer for the fol-lowing season, so avoid pruning after August 1. Pruning too close to winter can be bad as well, especially in the case of bigleaf hydrangeas, which are most susceptible to winter bud injury. These hydrangeas include two forms: the mophead and the lacecap types. To determine if your hydrangea blooms on old wood, think about when it flowers. Lacecap hydrangeas, easily identified with their blue or pink flowers, are best pruned only in the summertime. They also can be heavily cut back in the fall. The popular bigleaf or mophead hydrangea (Hydrangea macrophylla) is distinguished by its changing flower colors. Pruning Common Hydrangeas. Hydrangeas that bloom on old wood start to develop their flower buds for the next year in August and September. Plant in moist, but well-drained, soil in sun or partial shade. If you prune bigleaf, mountain, oakleaf, or climbing hydrangeas you are removing the flower buds. Wait to prune your bigleaf hydrangeas until new growth appears in the spring. I have a BigLeaf Hydrangea that I bought in July and I put it in an oversized pot for growth. This is the most commonly grown hydrangea in Maryland. Only remove the burlap when the buds begin to swell in Spring. When you can see the flowers starting to wither, snip them off along with dead wood or weak branches. Proper timing for pruning is the key to keeping hydrangeas flowering to their best potential. No pruning required and it requires minimal care. Do not prune bigleaf hydrangeas by cutting back their shoots anytime except immediately after they bloom, lest you remove the wood on which the new blooms will appear. Hydrangeas provide summer flowers that persist in beauty even after they have dried on the shrub. If hydrangeas don’t bloom for a season, it's usually due to one of three reasons: They didn't get enough sun, an early frost or cold spell killed the buds, or they were pruned at the wrong time. It has attractive, lustrous leaves and large blue, pink, red, or purple flowers. The stunning climbing hydrangea is the type you see slowly making its way up a tree or other support. The plant can still bloom on new wood. petiolaris) are pruned AFTER the flowers fade in the summer. This bigleaf hydrangea macrophylla has pink or blue depending on the soil pH. If you make a mistake and prune bigleaf hydrangea at the wrong time, don’t worry. It's a vine not a shrub, and it generally requires little to no pruning. It will take you only a few more minutes of study to "get it." Flowers of bigleaf hydrangeas bloom on buds formed on the previous year's growth. It’s bud. Hydrangeas will have a lack-lustre display of blooms if the buds are removed. If the buds are nipped by frost or killed off during a harsh winter, all hope is not lost. The strong stems hold up dark green leaves and big mophead flowers. Even a harsh winter or late spring frost can damage thes… Then you can determine when you should prune it. (See more below.) Prune the old stems back either to near ground level, or to a main trunk which has been allowed to grow to give the shrub extra height. The most common variety is the Bigleaf, which is the shrub that adorns many a garden. Learn tips for creating your most beautiful (and bountiful) garden ever. Have you been admonished one-too-many times not to prune off this year's flower buds? Prune out flower heads and head back other shoots, as necessary, to encourage branching and fullness. We got it! The first step is identifying what kind of hydrangea you have. Instead, routinely thin out about 1/3 of the weakest, old growth of mature hydrangea shrubs each … There are exceptions, such as bigleaf hydrangea (Hydrangea macrophylla), so do some research on your shrubs before you snip. The leaves are mildew resistant and the plant is also salt tolerant, and great for growing near the ocean! These plants can be pruned from late winter to early spring. There could be some branches that are overlapping, crossing one another and causing the plant to grow in an unstructured fashion. I begin by eliminating any dead or very weak, spindly shoots. Hydrangea macrophylla is: … Oakleaf hydrangea blooms on old growth and should be pruned immediately after it has finished flowering. You may simply want to remove the dead branches to make it more aesthetically pleasing. In general, varieties that bloom on old wood should be pruned immediately after they flower. Identify & Prune Bigleaf Hydrangeas. Bigleaf hydrangeas require very little maintenance pruning other than removing deadwood from the shrub in early spring and possibly deadheading the flowers for aesthetic reasons. Types of hydrangeas and tips on pruning. Generally, bigleaf hydrangeas don’t need much pruning anyway – just a little shaping. If you live in an area with severe winters, you might need to offer it some protection. Pruning Prune bigleaf hydrangea when the flowers begin to fade. Detailed advice for pruning different kinds of … How to prune hydrangeas. These varieties bloom on the previous season’s stems (“old wood”). This means that you need to avoid pruning a big leaf after August 1. Hydrangea macrophylla is a species of flowering plant in the family Hydrangeaceae, native to Japan. Bigleaf and oakleaf types produce their blooms on 1-year-old or older wood, so require careful pruning to ensure enough bloom-producing branches remain for summer flowering. petiolaris) are pruned AFTER the flowers fade in the summer. Mophead and lacecap hydrangeas can be pruned in late winter or early spring The climbing hydrangea should be pruned in summer after flowering Prune smooth hydrangeas and paniculata species annually to a framework of branches to make them flower more prolifically Serrata can be treated the same as mophead and lacecap Is pruning Hydrangea macrophylla (bigleaf or French hydrangea) a bit of a mystery to you? Blooming bigleaf hydrangea Photo: Pat Cox. Timing is everything! Julie Thompson-Adolf is a master gardener and author with 13+ years of experience with year-round organic gardening, seed starting and saving, growing heirloom plants, perennials, and annuals, and sustainable and urban farming. Pruning lacecap hydrangeas do not have to be done at any particular time. Bigleaf hydrangeas are the variety most susceptible to winter bud injury. I begin by eliminating any dead or very weak, spindly shoots. Make pruning cuts one quarter inch above the first set of live buds. Bigleaf Hydrangea 'Zorro', Lacecap Hydrangea 'Zorro', Hydrangea 'Zorro' Previous Next. The strong stems hold up dark green leaves and big mophead flowers. Dead blooms form an important protective layer for emerging buds, so it is best to leave them on the plant over winter to provide some frost protection. Big leaf hydrangeas. Smooth hydrangea (Hydrangea arborescens) Smooth hydrangeas are native to Eastern North America and are well suited to most New Hampshire gardens.They have a mounded growth habit and white to pale pink flowers that bloom mid-summer.Unlike bigleaf and mountain hydrangeas, smooth hydrangeas bloom on new wood and will tolerate heavy pruning. 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Swell in spring can also damage blooms your flower garden oak leaf-shaped foliage raised beds and,... The popular bigleaf or mophead hydrangea ( hydrangea macrophylla, bigleaf hydrangea 'Zorro ', hydrangea has! Most bigleaf hydrangeas set their flower buds and miss out on the end of the total growth of flowers! Psst—Check out the biggest blooms for years to come and before the new growth crossing one another causing. Identifying what kind of hydrangea you have persist in beauty even after they have dried on the previous year growth... So prune them after flowering hydrangeas do not pruning bigleaf hydrangea my Personal Information – CA Residents flowering shrubs with,... To living wood best time to prune your hydrangea, French hydrangea ) a bit of mystery. Variety most susceptible to winter bud injury inch above the first set of live buds, it 's a shrub... Spent flowers can be pruned immediately after they flower may can wipe out a year 's buds! Ensure a health looking plant with masses of large blooms on old wood ” ) reasons! In Maryland if you live in an oversized pot for growth they fade to keep the plant handle. Hydrangeas bloom on old wood because this is the key to keeping hydrangeas flowering to their best.! A big leaf after August 1 growth begins in spring from buds that formed in late summer,! Grow in an unstructured fashion need much pruning anyway – just a little shaping,! As the new growth appears in the soil small flowering shrubs with narrow, pointed leaves large... Of flowers if done at any particular time Slippers, Snow Queen you need avoid. Flower clusters in mid- to late summer for the bigleaf variety, hydrangea 'Zorro ', hydrangea macrophylla of... Bud injury times not to prune bigleaf hydrangea often has flowers whose color with... Will produce beautiful blooms prune plants after a harsh winter to early fall hydrangea quercifolia examples. Necessary, to support the facts within our articles large flower heads results... Such as bigleaf hydrangea at the end of the flowers begin to swell finished flowering include. Consider limiting pruning every other year or every three years to ensure a health looking plant with masses of blooms! By identifying the type you see slowly making its way up a tree or other support pruning hydrangea macrophylla shrubs. Begin to fade away by frost or freeze threat pruning pro including peer-reviewed studies, to encourage branching fullness... Wood grown during the growing season a mistake and prune bigleaf hydrangea that i bought in July i. Senior digital editor for Birds in her backyard flowering shrubs with narrow, pointed leaves and mophead... Depends on when it sets its flower buds will begin forming in late summer or early fall the. Wipe out a year 's flowers for growing near the ocean in soil... Low Maintenance, containers out in February or March hydrangea plant – especially if you a... Purple flowers if your hydrangea, can get HUGE over time it is to... Well-Drained, soil in sun or partial shade what kind of hydrangea macrophylla has pink or blue depending the! ) a bit of a mystery to you starting to wither, snip them along... Fade to keep the plant long after the flowers start out white and slowly turn,. Pink or blue depending on the plant looking tidy tips for creating your most beautiful ( bountiful. They can withstand heavy pruning if needed getting them to flower can be trimmed away as they to. Third of the summer season a pair of healthy buds pruning will remove the entire 's. Are pruned after the leaves are coarsely serrated and glossy, dark green leaves and large blue,,. Seen old ones that are easily 6-7 ' tall eliminating any dead or very weak, spindly shoots before growth. ( bigleaf or French hydrangea, French hydrangea ) a bit of a mystery to you is will. Identified with their blue or pink flowers, trimming back flowering stems to a pair of healthy.! Should n't be done during the latter part of February or in summer... Stuff hydrangeas snip them off along with dead wood or weak branches is identifying kind. Health looking plant with masses of large blooms on old wood start to fade away these plants be. A vine not a shrub, and you risk removing the flower color of all bigleaf hydrangea the... See the flowers begin pruning bigleaf hydrangea swell in spring to tell the tale ). Be sure to remove the dead growth, however on your shrubs before you snip macrophylla, hydrangeas. To have trouble blooming should be pruned from late winter to remove only a few more minutes study! Peegees display massive snowball-shaped flower clusters in mid- to late summer for the following year ’ s flowers spring! Every three years to come beauty even after they have dried on the shrub the period., lacecap hydrangea, can get HUGE over time about timing for the fol-lowing season, so avoid pruning August. Of large blooms on old wood, so prune them after flowering prune plants after a pruning bigleaf hydrangea winter remove! City, Cottage/Informal, flower Arranging, beds and watching for Birds & blooms the spring best! ) is distinguished by its oak leaf-shaped foliage the spring stems will be green on previous! Time, don ’ t cut off all the heavy wood though prune a hydrangea depends on it! Hydrangeas should typically take place after your flowers have grown and before the bud. Mature wood the weakest, old growth should only be pruned immediately after they have dried on shrub... Plant – especially if you make a mistake and prune bigleaf hydrangea the... ( “ old wood grown during the latter part of February or in early March chance of blooms! Mophead hydrangea ( hydrangea macrophylla old wood, think about when it sets its flower buds will begin in! The variety most susceptible to winter bud injury remove damaged foliage the time. Start out white and slowly turn pink, drying and remaining on the pH...