The so-called ever-blooming hydrangeas, such as Endless Summer and Blushing Bride, should be treated the same. There are three reasons to prune Hydrangea macrophylla and Hydrangea serrata: To deadhead spent flowers. Hydrangea macrophylla est l’espèce d’hortensia la plus connue et la plus cultivée.Hydrangea macrophylla, l’hortensia, appartient à la famille des Hydrangéacées, l’espèce originale est une espèce côtière du japon. Thank you so much!! L’hydrangea démarre sa végétation assez tôt dans la saison, en général au début du printemps. I was told by my neighbor that his Father-in-law told him to put a piece of copperwire in the ground next to the main stem to help it to grow and bloom. Prune the hydrangea to reduce its size. Most macrophylla hydrangeas bloom on last year’s wood so if yours died back to the ground this spring you won’t have any flowers this year. Don't plant hydrangeas in dry or windy sites. Robin has been a contributor to The Old Farmer’s Almanac and the All-Seasons Garden Guide for many years. When pruning a hydrangea, it's best to take off no more than one-third of the plant at any one time. I have white and blue. Lack of sunlight could be the culprit; they need at least 4 hours of sun a day. Learn which plants thrive in your Hardiness Zone with our new interactive map! My hydrangea is 3 yrs. So it is possible to have a happy oak leaf south of zone 5. Submitted by jeannick on September 1, 2015 - 10:37am. If they need pruning to maintain size or shape, do it in the summer, preferably before August. I have the same problem as Linda in Ohio.I have tried cutting them all the way back to base, this year I didn't cut back at all ( someone told me I needed to let old wood there because they would bloom on the old wood).I have 2. blooms on one plant is all. I have one called ‘Pinky Winky’ that has long, cone-shaped white and pink flowers, and also ‘Vanilla Strawberry’, which has panicles that color from white at the tip to pink in the middle and red at the base. Il est issu de H. macrophylla et H. aspera, entre autres. When can I move a couple of them to new homes? 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. Can you advise? Both mophead and lacecap hydrangeas are considered bigleaf or macrophylla hydrangeas, so they can be pruned right after flowering by cutting back the flowering shoots to the next bud. When is the correct time to prune this variety? Coffee grounds are slightly acidic and many gardeners claim that they will change the soil pH enough to change the color of a mophead from pink to blue. Plant hydrangea macrophylla in a spot that receives full to partial sunlight and has moist, fertile soil. Le soleil le matin ou le soir est la meilleure exposition pour un hydrangea. Their white flowers are round and can reach 12 inches in diameter. Here’s our advice on pruning the different types of hydrangea. The variety you have might not be appropriate for your zone. Submitted by Robin Sweetser on August 2, 2017 - 7:38pm. If you are still unsure what type of hydrangea you have, see our page on All Hydrangea Varieties (with pictures!). Spread a 2- to 3-inch-thick layer of organic mulch on the ground over the root area of the hydrangea macrophylla to retain soil moisture and control weeds. Submitted by PHYLLIS on April 24, 2016 - 5:13pm. Sarah Terry brings over 10 years of experience writing novels, business-to-business newsletters and a plethora of how-to articles. Many hydrangeas have interesting foliage and bark, but most are grown for their large, showy blossoms. Going from Vancouver to Kentucky is a huge change! If you want blue blossoms, make the soil more acidic by adding iron sulfate. You must have JavaScript enabled to use this form. Submitted by The Editors on June 3, 2016 - 12:44pm. Prune hydrangea macrophylla right after the flowers fade in late summer to remove weaker shoots at the base of the plant. Water hydrangea macrophylla deeply and thoroughly once a week in the absence of rainfall to prevent the soil from drying out completely. mine are all mop heads. You might consider giving the plants some winter protection like a wire cage full of leaves. Yes, we know that sounds tricky but it’s not if you consult our handy cheat sheet to figure out the best time to prune. At this point it seems to die back almost to the ground in hard winters and I have been cutting back the dead parts. Thank you Robin Sweetser for your article on pruning Hydrangea varieties. This is a good time to deadhead most varieties, too – leaving the seedheads on the plant over winter protects the buds beneath. Submitted by Ed Elcevich on July 17, 2018 - 11:04am. The group is split into two distinct flower types The Mopheads and the Lacecaps. Like most hydrangeas, plants grown in alkaline soils produce pink flowers, while those grown in acid soils bear blue flowers. Submitted by Cindy Nicol on August 28, 2015 - 8:35am. I have never failed to have blooms until this year and I failed to cut back the dead wood and don't know if it made any difference, but I never had one bloom on that plant. If there is a lot of dead wood in the spring you can take that out but not all the way to the ground. Would you have any suggestions, please? Now some 3 years later I have NONE. I live in Zone 8-9. I love looking at the plant and love indoor bouquets. All Rights Reserved. What am I doing wrong? Feed the hydrangea in late winter or early spring with a slow-release, balanced fertilizer. Have others that I did trim back and had blooms in profusion on those. Is this the correct way to prune this? I always waited until it started growing in the spring and at that point I cut off the dead wood. I moved from Vancouver Island to Bowling Green KY, both USDA Zone 6B, but oh my what a different climate here; so hot and muggy in summer. L'Hydrangea aspera Macrophylla est un grand hortensia rustique portant de grandes ombelles mauve pâle accompagnées d'un opulent feuillage velu, apportant une note exotique aux massifs d'ombre. Full morning sun and dappled afternoon shade is recommended. Avoid pruning hydrangea macrophylla in early spring, because this type of hydrangea blooms on old wood and you may remove potential flower blossoms. Green bamboo or green wire supports tend to disapper better in the foliage than other devices. It was a beautiful plant with lots of flowers. I have a hydrangea that has grown into a beautiful green bush but in 9 years has NEVER bloomed! They need well drained soil and like to be kept evenly moist but not too wet. 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