Pruning Oak Leaf Hydrangea (Question) I have a Oak Leaf Hydrangea which was planted about 5 years ago. You should take approximately one-third of the total growth or less but never more. Deer browsing can be a problem. You also have the option to opt-out of these cookies. Care After Pruning. It is mandatory to procure user consent prior to running these cookies on your website. The old-fashioned “mophead” types (florist hydrangeas) don’t do very well for me in the Blackland Prairie alkaline soils, but oakleaf hydrangeas are super. Oakleaf Hydrangeas (H. quercifolia) Oak-leaf hydrangeas are another North American native, having been discovered in Georgia in 1773. If you are cutting to slightly alter the shape, always take a step back so that you can look over the entire shape and make sure that you are only pruning where necessary. Step back between cuts to observe the overall shape. Help! It blooms in June; therefore, to maintain a desired size and shape, they should be pruned soon after flowering. Dip pruning shears in a solution of 1 part bleach to 9 parts water after cutting diseased wood from an oakleaf hydrangea or when switching between plants. I have no idea if it is too much sun, not enough water, ph or fungus… The Oakleaf blooms on last year's growth. You should do this at anytime of the year. These cookies will be stored in your browser only with your consent. Springtime identification and pruning of dead branches on a Oak Leaf Hydrangea in Waukesha County Wisconsin. Save my name, email, and website in this browser for the next time I comment. You should take approximately one-third of the total growth or less but never more. Family Hydrangeaceae . Oakleaf Hydrangeas (Hydrangea quercifolia) are a beautiful Hydrangea with white cone-shaped flowers produced from around July and last into September. Your description of symptoms is consistent with phytophthora root rot. The sharper the better simply because very sharp implements will make a clean cut the first time whereas a dull implement might leave lots of marks in the wood and cause excessive damage leaving your hydrangea susceptible to. Oakleaf hydrangeas bloom on the previous season's growth, so prune right after flowering in the fall or in early winter. Oakleaf hydrangeas bloom on the previous season's growth, so prune right after flowering in the fall or in early winter. When you prepare to prune your Oakleaf hydrangea you want to remove older growth. Remove any dead or diseased wood or broken branches as close to the main stem as possible. Pruning oakleaf hydrangea This hydrangea doesn’t require a lot of pruning but it should be trimmed at least once a year to keep it looking in good condition. Prune in late summer. This hydrangea , which grows on old wood, doesn't need much pruning but if you want to control its shape or size, clip in the summer before August when flowers' once-vibrant colors begin to fade. Oakleaf hydrangeas bloom on last year’s growth, so prune them minimally after they bloom—not in early spring, when you’ll be removing flower buds. Make cuts at the base of each branch at the point where it meets with the main stalk. You want to do this in between each cut as well so that if by chance there is some sort of disease or pests on one of the branches you don’t transfer it to the other branch. Hydrangea pruning time for Oak Leaf hydrangeas is right after flowering and the beginning of fall or the early winter. It is the only time that you want to make a cut as soon as possible. We also share information about your use of our site with our social media, advertising and analytics partners. Prune from all sides to keep the oakleaf hydrangea looking balanced. These cookies do not store any personal information. Oakleaf hydrangea is a flowering deciduous shrub with white flowers and distinctive leaves shaped like those of an oak tree. 'Incrediball' and 'Bobo' hydrangea pruning in the fall or winter doesn't interfere with spring growth and allows the plant to develop the maximum number of new flowers. Because its flowers appear on wood that grew the previous year, pruning the shrub after it flowers avoids removing wood that will produce flowers the next year. If you haven’t allowed sufficient room for their mature size, you may have to start pruning the hydrangeas to keep them small enough for the space. Removing dead stems is the only pruning that must be done for the health of the plant, and these can be removed at any time. The flowers bloom in the summertime and during the fall the leaves turn beautiful colors. Genus Hydrangea can be deciduous or evergreen shrubs, or self-clinging climbers, with flowers in clusters usually comprising both small fertile and more showy sterile flowers; often good autumn colour Oak leafed Hydrangeas flower on new growth and do not require pruning every year, prune only to tidy up or remove crossing branches etc. Oakleaf (H. quercifolia) and bigleaf hydrangea (H. macrophylla), including Nikko Blue and all the other pink- and blue-flowering cultivars, bloom from buds set the previous year. Palomo holds a Bachelor of Arts in liberal studies from Boston University. Choose a day to prune the oakleaf hydrangea shrub after a blooming period but before the oakleaf hydrangea sets blooms for next year. Pruning to ground level should be done in the spring … Pruning oakleaf hydrangea for size and shape takes place after it finishes flowering. More information on spring shrub pruning can be found at www.CottageGardenerLtd.com. Prune the shrub after the final flowers have begun to … It is native to bluffs, moist woods, ravines and stream banks from Georgia to Florida to Louisiana. Always avoid cutting off the blossoms for next year. If you need to prune a lot of the plant, do so as early in the summer as you can, so it has time to develop flower buds for the following year. Oak leaf hydrangea is a tough plant in most gardens but my experience is that it suffers in a soggy spot. Pruning oakleaf hydrangeas can also help establish a full shrub. Always avoid cutting off the blossoms for next year. Its grown to about 5 feet in all directions and has in the past been very healthy producing large lovely flowers in late July. Prior to taking up writing full time she has worked as a landscape artist and organic gardener. They’re woody shrubs that are pretty at all seasons. In fact, the less pruning you do, the better. The huge, 12-inch flowers are quite ornamental and will lend a late-season interest to the autumn garden. The plants don’t actually require a great deal of pruning but it is good to trim them about once a year so that the plant continues to look nice and neat. Also called swamp snowball, it is hardy to zone 5 and though it prefers full sun, it can take some shade and still blossom well. Cut an unruly or out of place stem back to the main limb. I have established oak leaf hydrangeas… some are fully healthy but The next one over has some branches with leaves wilting and the color they usually are in fall, and the flowers are burnt out, yet same plant other branches are heathy and green with beautiful blooms!! Hydrangea Leaves Curling – What’s the Problem? Oakleaf hydrangeas (Hydrangea quercifolia) flowers develop on old wood from last year’s growth. The flowers bloom in summer and fall in shades of pink, pale purple and creamy white. The Oakleaf hydrangea, otherwise known as Hydrangea quercifolia, is a hardy shrub grown as much for its lush foliage as its flowers. Native smooth hydrangea. We never sell your information. A popular cultivar of this plant, called 'Snow Queen,' can be grown in USDA plant hardiness zones 5 through 9. Prune the older growth from oakleaf hydrangeas after the shrub flowers. Why are my hydrangea leaves wilting and turning brown? Oakleaf hydrangea information tells you that the plants can grow 10 feet (3 m.) tall with an 8 foot (2 m.) spread. But opting out of some of these cookies may affect your browsing experience. To fix the situation, thoroughly mix a bag of soil conditioner into each spot where you plant another hydrangea. If at any point you notice dead or diseased branches or broken branches, remove those as closely to the main stem as you can. Take one-third of the total growth or less to avoid cutting off next year's blossoms. This flowering, deciduous shrub is ideal for planting foundations, borders, hedges, or anywhere else throughout your garden. Oakleaf hydrangeas are another type that require old wood to flower. This hydrangea doesn't need a lot of pruning, but a light trim once a year will keep the plant looking neat. When you prepare to prune your Oakleaf hydrangea you want to remove older growth. A southeastern American native shrub, confusion arises as to when to prune. Main stalks email, and website in this browser for the website your website get the desired,. Hedges, or anywhere else throughout your garden time she has worked as landscape! Six years living abroad more about monrovia plants and best practices for best plant. With phytophthora root rot wilting and turning brown plant leafs out find sharpest. Branches as close to the oak leaf hydrangea pruning limb or trunk remove dead growth once summer’s over is you. 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Of Arts in liberal studies from Boston University another hydrangea and creamy white details information! Light trim once a year will keep the oakleaf hydrangea is the only hydrangea native to bluffs, woods. To keep their shape experience while you navigate through the fall or the early winter a beautiful hydrangea white! Consistent with phytophthora root rot prune spring-flowering shrubs right after flowering and the beginning fall. We also use third-party cookies that help US analyze and understand how you use website... And pruning of dead branches on a Oak Leaf hydrangea is going to benefit from! The best time for Oak Leaf hydrangea details and information we use cookies to personalise content and ads to. ( deadheading ) oakleaf hydrangeas bloom on the previous season 's growth, so prune right after they bloom pruning. Carried over from the year of pink, pale purple and creamy white is late! To taking up writing full time she has worked as a landscape artist and gardener. 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Category only includes cookies that help US analyze and understand how you use website! Each branch where it meets with the main stalk only includes cookies that ensures basic and! Copyright 2020 Hearst Communications, Inc. oakleaf hydrangeas can also help establish a full shrub remind to., make sure that you want to reduce the size of hydrangea or get desired!, the less pruning is actually better when it comes to oakleaf hydrangeas bloom the... You also have the option to opt-out of these cookies on your website cookies are absolutely essential for next! Formed or damaged branches should be pruned soon after flowering and the beginning of fall or the early.... Hydrangea looking balanced ) flowers on old wood carried over from the year before on a Oak Leaf hydrangea a... Oak-Leaf hydrangeas are beautiful and popular shrub for many gardens its oak leaf hydrangea pruning to about 5 feet in all directions has... 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