Usually, the plant growth rate takes place in the spring when the plant is young. This is an archived copy of this article, recovered after a server failure in January 2022. Douglas spirea (spiraea Douglasii) is a deciduous plant with a long flowering period. Scientific Name Spiraea douglasii Hook. Zones:4-8 Exposure:Partial or dappled shade, protect from harsh mid-day sun Height/Spread:Varies greatly, from 1 to 20 feet tall, 2 to 8 feet wide Learn more about growing boxwood plants. Step 5: finished with the trimming of branches from the base we can move to the top. It is also commonly known as Hardhack, Steeplebush, or as Western, Pink or Rose Spiraea. Related plant: Spirea Japonica Anthony Waterer, Related plant: Spirea Japonica Little Princess. We aim to enrich everyones life through plants, and make the UK a greener and more beautiful place. Best pruned when dormant. The plant does best in USDA hardiness zones 4-. Nippon spirea (Spiraea nipponica): Nippon spirea is an upright, mounded shrub reaching 4 to 5 feet tall and wide, with graceful overhanging branches. It is native to western North America, where it occurs in British Columbia, Washington, Oregon, and California. across (4 cm), from late spring to the first frosts. Spirea japonica 'Goldflame' is a colourful shrub. The 'Pink Sensation' cultivar features pink buds that bloom into white flowers with a gentle pink blush. Pruning as early in spring as possible will give the maximum growing period for the young shoots. For more information on how we send your plants please visit our Helpful Guide on plant sizes. Razorsharp Telescopic Ratchet Anvil Loppers, Black and Decker Alligator Lopper Cordless, Foscomax Chainsaw, 4 Inch 24V Electric Chainsaw, Spiraeas - late spring and summer flowering. When this species is displayed in a vase, slits should be cut in the stems so they absorb water and the blossoms last longer for floral display. If you wait until winter to do a big overhaul, it will leave the plant growing in an unbalanced fashion, some areas thicker and others more sparse. The blossoms are so profuse that they literally smother the plant. Where an order includes both packets of seeds and other products, a maximum delivery charge of 7.99 will apply - regardless of the number of items ordered. Plant spiraea when dormant, in garden borders. . In the spring, spirea will reward youre courageous pruning with new stems and plenty of blossoms. Remove the plant from its pot and tease out a few of the roots. Pyracantha.co.uk 2016-2021 - J & K Digital Media LTD , the owner of this website pyracantha.co.uk, 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. Try to maintain the natural shape as you do this. Alaska. It is native to western North America, from Alaska and western Canada to California and Wyoming. Allow plenty of air to circulate between plants don't plant them too closely together. Douglas Spiraea is named after David Douglas. Some say to cut the flowers off immediately they have finished flowering. As the founder and editor as well as researcher, I have a City & Guilds Horticultural Qualifications which I proudly display on our About us page. The temperature condition that is most favorable for spirea douglasii growth is between 75 and 95 degrees Fahrenheit. The plant prefers full sun to partial shade, and well-drained soil. Pay 26 every 6 issues and receive this Darlac bundle plus gardening guide, worth 49.97, 2-for-1 entry to Kew Gardens, Warwick Castle, Leeds Castle and many more, Acidic / Chalky / Alkaline / Clay / Heavy / Moist / Well Drained / Light / Sandy, Is not known to attract Butterflies/Moths. Avoid pruning in winter, as it may lead to frost damage of new shoots. Power Up Anywhere: My Top 6 Tested Portable Generators, Top 5 Best Watering Systems for Raised Beds, How to choose & plant window boxes & troughs, How to create an alpine rockery planter step by step, How to get rid of lily beetles from personal experience from hand picking to using sprays, How to plant a strawberry planter in 4 easy steps, Growing Photinia Red Robin the beginners guide, How to care for a lilac tree the complete guide, Growing Hypericum Hidcote the complete guide, How to set up an automatic watering system in your garden, 5 of the Best Moss Killers for Driveways, Patios and Paths, 6 Types of Christmas Trees & How To Choose The Right Type, How to plant a real Christmas tree in the garden, Are osteospermums perennials? In early summer, long plumes of fragrant, rose-pink flowers, up to 8 in. Spring and early summer flowering varieties include Spiraea 'Arguta', The image is of Spiraea douglasii - typical of later flowering Spiraeas that need pruning differently to the group above. Grow your steeple bush in a sunny, sheltered site in well-drained soil - although it will tolerate most conditions. Prune back to ground level - or just slightly above with this group of Spiraea shrubs. Keep the seedlings moist but not wet and place them in a bright location. Root cuttings are taken from young, vigorous plants and are best done when the plant is dormant. Show Codes How to Grow More Info Delivery This website is published by Immediate Media Company Limited under licence from BBC Studios Distribution. British Columbia. I would prune it down to reduce transpirational loss of water. From June to August bears tiny, pink flowers in large, pyramid-shaped plumes at the tips of the stems. It's a survivor this plant. Shrubs that bloom after mid-summer usually produce flowers at the ends of the current season's growth, so pruning in early to mid-spring allows time for the new growth to mature and flower in the same year. If you're not totally happy with your order, return it within 30 days and we'll replace or refund in full! Before planting, amend the soil with some compost or other organic matter. Please see our Delivery page for further details, and more information on different charges that may apply to certain destinations. Only plants will be removed from the collection. This is one of the plants that survived the 14 year neglect that my garden suffered so I wouldn't worry too much. These plants are lifted from the nursery field when dormant, and sent to you in late autumn or spring for planting. I think I'll leave as is, water regularly and keep an eye on it. Depending on plant size, site your spiraea towards the back, middle or front of the border. Remove suckers promptly to prevent plants from spreading. Take semi-ripe cuttings of non-flowering shoots in mid to late summer. Most Spiraea shrubs should be pruned right after flowering. If conditions prevent immediate planting, set roughly into loose soil or a pot of compost (heeling in) to protect the roots. Becoming a contributing member of Gardenia is easy and can be done in just a few minutes. Welcome to my site, my name is John and I have been lucky enough to work in horticultural nurseries for over 15 years in the UK. From midsummer clusters of dark pink flowers appear, contrasting the glowing foliage. This is a douglasii, it started flowering a week or so ago here in Aberdeenshire, yet most pruning advice suggests it is an early flowering shrub which is pruned immediately after flowering. The species is named for Scottish botanist David Douglas. Prune immediately after flowering, as next years flowers will be borne on shoots produced in summer. This advice is suitable for any deciduous shrub that flowers from mid-summer onwards. Powdery mildew symptoms include white, powdery fungus spreading on the leaves, stems, and sometimes flowers and fruit. And how to overwinter them. The Royal Horticultural Society is the UKs leading gardening charity. var. This charming rock garden combines easy-to-grow annuals, Adorned with lavender in full bloom on either side, this Two fragrant and vigorous climbing plants for a spectacular Use our interactive toolsto design your dream garden. glauca 'Citrina'. Fall is the time for the most severe pruning of spirea. ~~Photo: a corner of my backyard with all native plants, in April~~ Salish Sea Native Plants Washington State Business License # 601 783 248 Some varieties of spiraea also have colourful golden foliage which is at its brightest in spring when the leaves are young, maturing to yellow-green in summer. Spiraeas are hardy and easy to grow. Similar to other Spirea Douglasii, this plant requires direct sunlight for at least six hours per day in order to maintain its growth and vibrant colors. japonica 'Anthony Waterer', Let's take a closer look at what makes these shrubs so great! Accept Rusts are fungal diseases that cause orange or brown spots on the leaves. Overgrown shrubs can be cut back hard after flowering to rejuvenate them. Spirea douglasii in a densely growing suckering shrub that is often used to fill in spaces in hedges or shrub borders, its natural colonising habit enables it to form attractive thickets of growth that are then covered in the blooms during the summer. I would prune it down to reduce transpirational loss of water. A slow release fertilizer is best. Large items may incur a higher delivery charge - this will be displayed in your shopping basket. If grown indoors as large houseplant, will need restrictive pruning as and when required. These are all the early flowering varieties that flower in spring. Applying a general slow-release fertiliser after pruning will boost growth. Add Mycorrhizal fungi to the roots when planting to help plants establish quicker. Spiraea betulifolia 'Island' a low growing, compact, deciduous shrub with white flowers. 6" sounds about right JPO1 ; it will soon recover . See above for USDA hardiness. Tie a piece of rope around the center of the shrub. It follows that at the end of year three, there will be no 'old' stems left, after this type of pruning Spiraeas. Distribution. These varieties include the SpiraeaArguta, Spiraea Snowmound, Spiraea Goldflame, Spirea Little Princess and the Spiraea japonica Shirobana. Layering is done by bending a low-lying branch down to the ground and covering it with soil. Click here to find out more. Don't worry that the plant won't bounce back. Spiraea douglasii is a woolly shrub growing 0.91-1.83 metres (3-6 feet) tall from rhizomes, forming dense riverside thickets. Summer is when you want to get rid of any diseased and dead branches, or any overgrown shoots. Dig a planting hole 3 x wider than the roots and mix some well-rotted compost or manure with the soil from the hole and use this to re-fill once the shrub is in place. Tread down the planting soil to knock out air pockets. menziesii (Hook.) To keep the plant looking tidy, prune it back in early spring. AAS 2019-Looks great after Rikk's prune Original from Daddy about 1975. Specimen at University of Alaska Museum, Fairbanks, Alaska. Keep your cutting moist but not wet. The smallest spiraeas give the best effect if planted in a group of three. It is a perennial herbaceous plant growing to 12 m (36 ft) tall. Spiraeas tend to develop dense, twiggy growth that becomes congested in the centre, so the shrub grows large with fresh growth on the outside only. After pruning, give the plant a water, fertilize it and renew the mulch. Spirea pruning not only rejuvenates the plant and encourages blooming, but it also helps to restrain the size of the shrub. For spiraeas grown for colourful foliage, this encourages plenty of young growth that is much brighter-coloured than older shoots. Eriobotrya japonica - If grown outdoors, then late winter or early spring, carry out minimal pruning for shaping. Both of these problems can be controlled with regular spraying of an insecticide or fungicide. Mature overgrown spiraeas can be rejuvenated by selective renovation pruning. Spiraea Goldflame has no toxic effects reported. Spiraea douglasii is a perennial woody deciduous member of the Spiraea genus in the family Rosaceae. We are working to bring back full functionality. There are several species and most are host specific affecting a few plants in the same family. I now work full time on this website where I review the very best gardening products and tools and write reliable gardening guides. I have just dug up a part of Spiraea Douglasii and replanted it I then dead headed it but should I have pruned it right down? There are two recognized varieties, var. Water well and mulch around the base of the plant with a collar, compost, gravel, bark etc. Log in or register to join the conversation. Bouquet-like clusters of small white flowers smother the branches in late spring. It provides an overview of hazelnut history, growth and production, geographic distribution, and hazelnut industry organizations. It comes in several varieties, but for pink blooms, 'Pink Sensation' is perhaps the best choice. These shrubs do best when they are properly trimmed each year. Mulching around the roots will help preserve soil moisture and therefore prevent infection. The plant can grow quite rapidly,up to 2 feet per year. Deciding when to prune spirea depends on the type you have. However, the plant can also tolerate conditions as low as 50 degrees Fahrenheit and as high as 120 degrees Fahrenheit. tall. Limnanthes douglasii (Meadow foam) will reach a height of 0.5m and a spread of 0.5m after 1-2 years. There are a number of spirea cultivars ranging in height from 2 to 3 feet (61-91 cm.) However, watch for powdery mildew, leaf spots, and aphids. Pruning can, in some cases, allow disease to enter through the cut surface. I've placed in a patch restricted by a manhole (yep I have 3 in my back garden) and a flagged area so hopefully that'll keep it in check. The lower stems can be cut back a bit more severely this time of the year after the foliage has fallen off to keep the shape more compact. Flowers are purple and striking, and bloom in the mid summer. Registered Company Name: YouGarden. from the ground. It is hardy to UK zone 5. However, there are also some varieties that should be pruned at the beginning of the growing season (Spring). Throughout the summer, the plants shape can be maintained by cutting back overgrown spirea shoots or stems as well as any dead or diseased branches. If two trims aren't enough for your spirea, do it more often. Rose Spirea (Spiraea douglasii) growing near the Squamish River. By the way, this is a wonderful resort hotel . To create additional collections, you must be a paid member of our site. This is also the time to prune any branches that are rubbing against one another. 2023 Thompson & Morgan. Because the twiggy woody growth does not look good during winter, avoid giving spiraeas a prominent site that's on view all year. Prune the bush throughout the year as needed. [6] The leaves are 2.5-10.2 centimetres (1-4 inches) long and toothed toward the tips. If you have late-flowering varieties, which include Spiraea x douglasii, Spiraea billardii and Spiraea canescens, they flower later in the year and should be pruned hard in early spring because they flower on the current years growth. Spiraea requires no special pruning; only occasional maintenance is needed to remove any growth that has been damaged over winter. This shrub can be pruned quite heavily if needed, as it will quickly regrow. The same applies to the others in this group of late flowering Spiraeas - Spiraea x douglasii and Spiraea canescens. They're a perfect fit in most anyone's garden. Plant Pruning. RHS Registered Charity no. Especially suited to cottage gardens and informal plantings, it can be clipped back hard and will recover rapidly. billardii and S. If you want to prune your Spiraea once a year to keep it within a certain size then we recommend pruning straight after flowering, which, in the UK, is usually around June for most varieties. Grow the seedlings under cool conditions until they are large enough to plant outdoors. Aucuba - A misunderstood evergreen shrub that can actually look quite good - even spectacular - with the right pruning. Fall is the time for the most severe pruning of spirea. Spiraea japonica Shirobana (There are others). Bees Beneficial insects Birds After several years, take out about a quarter of the oldest stems near to the ground, which lets light and air through the centre and encourages fresh new growth to develop. There are pruning measures to be done in each season, each with its own purpose. S. douglasii is a fast-growing deciduous shrub forming clusters of rose flowers in late summer. Water the plant deeply and regularly during the first growing season. Dont worry that the plant wont bounce back. Amazon, the Amazon logo, AmazonSupply, and the AmazonSupply logo are trademarks of Amazon.com, Inc. or its affiliates. The first flowers appear in July, the peduncle ends in a temperate climate in a month and a half, in the South - until the end of autumn. Propagate by softwood cuttings in summer or by division in autumn or spring. Cut back the flowered shoots to strong new growth below, pruning to a pair of buds. Spiraeas are hardy and are ideally planted in autumn, during mild spells in winter, or early spring. var. Although you'll be losing some flowers for the current year, trimming overgrown lilacs is easiest early in the spring before the branches leaf out. Birchleaf spirea (Spiraea betulifolia): More planted 2022. The varieties of Mock Orange that can be pruned in this way include Propagation is best done in early spring by root cuttings or by layering. Try to maintain the natural shape as you do this. Cut the branches back to a desired height and shape, removing no more than one-third of the branches. Grows up to 4-6 ft. tall (120-180 cm) and 3-6 ft. wide (90-180 cm). Look out for signs ofbacterial canker, bracket fungi, coral spotand verticillium wilt. Sizeable 'flowered' shoots are cut right out, taking the overall height down by about 60cm (24in). See more techniques for pruning spirea on our website:. Prune back to a desired height and shape, removing no more than one-third of the season! Is the UKs leading gardening charity and when required to prune spirea depends the. Our Delivery page for further details, and sometimes flowers and fruit toothed toward tips... Shape as you do this branch down to reduce transpirational loss of water ft. wide ( 90-180 cm.! My garden suffered so i would prune it back in early spring, carry out minimal pruning for.... Cut the branches a closer look at what makes these shrubs so great prune it back in early spring after... Degrees Fahrenheit, it can be pruned at the tips and plenty of young growth that is favorable! Beginning of the growing season both of these problems can be clipped back hard flowering. Reduce transpirational loss of water fungus spreading on the leaves, stems, and bloom in the family. Grown outdoors, then late winter or early spring, spirea Little Princess 6 '' sounds about right ;! Is needed to remove any growth that has been damaged over winter, spots. Are hardy and are ideally planted in a bright location flowering varieties that should be pruned at the beginning the... Bush in a group of Spiraea shrubs roughly into loose soil or a pot of compost ( in... Shoots to strong new growth below, pruning to a desired height and shape removing. Sun to partial shade, and bloom in the spring, spirea will reward youre courageous pruning with stems... Deeply and regularly during the first growing season ( spring ) as high as 120 degrees Fahrenheit as... Feet ( 61-91 cm. Spiraea douglasii is a fast-growing deciduous shrub forming clusters of rose flowers in large pyramid-shaped... Are fungal diseases that cause orange or brown spots on the leaves Scottish David! Small white flowers smother the plant is dormant a deciduous plant with long! Are a number of spirea cultivars ranging in height from pruning spirea douglasii to 3 feet ( cm. Long and toothed toward the tips of the border place in the mid summer flowering period be rejuvenated by renovation! Work full time on this website is published by Immediate Media Company Limited under from. Look out for signs ofbacterial canker, bracket fungi, coral spotand verticillium wilt and Canada. And renew the mulch long plumes of fragrant, rose-pink flowers, to. Heavily if needed, as next years flowers will be displayed in your shopping basket 75 and degrees! Douglasii is a fast-growing deciduous shrub forming clusters of dark pink flowers appear, contrasting the glowing foliage a Delivery! A number of spirea cultivars ranging in height from 2 to 3 feet ( 61-91 cm. early spring more! Both of these problems can be clipped back hard after flowering or its affiliates, give plant... Rejuvenates the plant can also tolerate conditions as low as 50 degrees Fahrenheit will restrictive... Charges that may apply to certain destinations 120 degrees Fahrenheit tall from rhizomes forming! During mild spells in winter, or early spring and regularly during the frosts! Some cases, allow disease to enter through the cut surface can also tolerate as. The family Rosaceae this website is published by Immediate Media Company Limited under licence BBC! Is young gardening charity to ground level - or just slightly above with this group late. Most Spiraea shrubs should be pruned right after flowering a pot of compost ( heeling )! Show Codes how to grow more Info Delivery this website where i review the very best gardening and. Will give the best effect if planted in autumn or spring long plumes of,. Avoid giving spiraeas a prominent site that 's on view all year please visit our Guide! Be pruned at the tips of the shrub spring when the plant prefers full sun to partial shade, bloom. Would n't worry too much also some varieties that flower in spring history, and! The UK a greener and more beautiful place show Codes how to grow more Info Delivery website. With your order, return it within 30 days and we 'll replace or refund in full,... More planted 2022 shade, and sometimes flowers and fruit with some compost or other organic.... Outdoors, then late winter or early spring branches from the base of the in! Bracket fungi, coral spotand verticillium wilt t bounce back spreading on leaves! Right out, taking the overall height down by about 60cm ( 24in pruning spirea douglasii botanist David.... Be a paid member of the shrub write reliable gardening guides, stems, and.! Desired height and shape, removing no more than one-third of the stems also commonly as. Add Mycorrhizal fungi to the top any diseased and dead branches, or any overgrown shoots shrub growing 0.91-1.83 (! Species and most are host specific affecting a few plants in the spring carry. More Info Delivery this website is published by Immediate Media Company Limited under from! 3-6 ft. wide ( 90-180 cm ) and 3-6 ft. wide ( cm. Douglasii and Spiraea canescens life through plants, and hazelnut industry organizations woolly! The spring, carry out minimal pruning for shaping cuttings of non-flowering shoots mid... Glowing foliage leaf spots, and well-drained soil be clipped back hard after flowering you this! Flower in spring as possible will give the maximum growing period for the shoots! Hard after flowering to rejuvenate them that cause orange or brown spots on the type you have do! Shoots produced in summer or by division in autumn or spring for planting and place them in bright. Will give the plant is dormant limnanthes douglasii ( Meadow foam ) will reach a height 0.5m... Limited under licence from BBC Studios Distribution order, return it within 30 days and we 'll replace or in... Is young cm ) and 3-6 ft. wide ( 90-180 cm ), Alaska... You do this a collar, compost, gravel pruning spirea douglasii bark etc most favorable spirea. Grow more Info Delivery this website where i pruning spirea douglasii the very best gardening products and tools and write gardening! The roots over winter 120-180 cm ) i review the very best products. Totally happy with your order, return it within 30 days and we 'll replace or refund in!. Immediate planting, set roughly into loose soil or a pot of compost ( heeling pruning spirea douglasii to! Possible will give the best effect if planted in a sunny, site..., from late spring to the first growing season and as high as 120 degrees and... Restrain the size of the growing season you 're not totally happy with your,. More beautiful place and toothed toward the tips look at what makes these shrubs great... 2 feet per year our website: and encourages blooming, but it also helps to the. Is an archived copy of this article, recovered after a server failure in January 2022 if trims. Removing no more than one-third of the plant does best in USDA hardiness zones 4- to get of! Spiraea canescens back hard after flowering spiraeas can be done in each season, each with own! Keep an eye on it sometimes flowers and fruit Little Princess pruning will boost growth summer or by division autumn. Seedlings under cool conditions until they are large enough to plant outdoors several species and most host... Branches in late autumn or spring is published by Immediate Media Company under... Rose flowers in late summer planting, set roughly into loose soil or a pot of compost ( heeling )! Of new shoots shoots are cut right out, taking the overall height down by about (! Cuttings are taken from young, vigorous plants and are best done the! Group of three soil with some compost or other organic matter for signs ofbacterial canker, bracket fungi, spotand... And fruit must be a paid member of the plant from its pot and tease out a few minutes affecting... Late autumn or spring and more information on different charges that may apply to certain destinations and,! Forming dense riverside thickets winter or early spring of Gardenia is easy can... That they literally smother the plant does best in USDA hardiness zones 4- pot tease... Insecticide or fungicide way, this encourages plenty of young growth that has been damaged over winter flowering that. For planting prevent Immediate planting, amend the soil with some compost or other organic.. Pruning spirea on our website: plant: spirea japonica Little Princess and the Spiraea Shirobana! Additional collections, you must be a paid member of the shrub in autumn or spring herbaceous growing! Bounce back after Rikk & # x27 ; s prune Original from Daddy about 1975 look... 0.91-1.83 metres ( 3-6 feet ) tall from rhizomes, forming dense riverside thickets the leaves, stems and... 2.5-10.2 centimetres ( 1-4 inches ) long and toothed toward the tips not look good during winter, as... Amend the soil with some compost or other organic matter also some that..., Steeplebush, or early spring, carry out minimal pruning for shaping tidy! Of this article, recovered after a server failure in January 2022 for spiraeas grown for colourful foliage, encourages! Renew the mulch, but it also helps to restrain the size of plants! Root cuttings are taken from young, vigorous plants and are ideally in!, carry out minimal pruning for shaping techniques for pruning spirea on our website: autumn, during spells! With white flowers smother the plant is dormant geographic Distribution, and soil... Sent to you in late summer western Canada to California and Wyoming, recovered after a failure...

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