Fall is the time for the most severe pruning of spirea. The roots of Spirea douglasii are very shallow, so be careful not to damage them when you are working in the area around the plant. Japanese spirea should be tip pruned in late winter or early spring prior to bud swell and before the shrub leafs out. Summer is when you want to get rid of any diseased and dead branches, or any overgrown shoots. Add Some Colour To Your Garden With Our Range Of Bedding Plants! If possible, take your cutting when shoots are 12 to 18 inches long. Spring-blooming spirea If you decide to use a fertilizer that contains phosphorus, apply it to the soil around the base of the plant, taking care not to get any on the leaves. Pruning out around one in three of all the old stems - but right back to near ground level. Water well and mulch around the base of the plant with a collar, compost, gravel, bark etc. Scatter the fertilizer under your spirea and rake it gently into the soil. Pretty pink flowers. Set these at the same level as they were in the nursery field you should see a soil line at the base of the stem. Apply a mulch to protect roots from cold temperatures. External features of the spirea: Shrub 1.5 m high, gives a significant number of erect . Pruning not only helps produce better flowers but also goes a long way towards rejuvenating overgrown plants and keeping their size in check. Spirea douglasii, also known as hardhack or Douglas' spirea, is a species of flowering plant in the rose family. The deep blue-green leaves are a handsome attribute during the summer months. Compact and easy to grow, it makes a fantastic low hedge. Spirea pruning is done after they have finished flowering, removing any dead or broken branches and shaping the shrub as needed, advises Clemson University Cooperative Extension Service. 6" sounds about right JPO1 ; it will soon recover . All of these The spring blooming, garland types, like bridal wreath ( S. prunifolia), flower on old wood. Prune annually after flowering, to maintain its shape. Press Esc to cancel. Plants & Diseases Plant Identifier Plant problems 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. Pruning spirea after a couple of years will rejuvenate the plant. 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. Mature overgrown spiraeas can be rejuvenated by selective renovation pruning. A fertilizer of blood, fish and bone is a good-value option, though you can also purchase commercial fertilizers. At a minimum, be sure to trim them twice per year. Spirea douglasii is generally pest and disease free. It should be twice as wide and just as deep as the root ball. Behind this site is an actual real person who has worked and has experience with the types of products we review as well as years of knowledge on the topics we cover from actual experience. Pruning as early in spring as possible will give the maximum growing period for the young shoots. Appreciate your help. Allow plenty of air to circulate between plants don't plant them too closely together. Find help and information on Spiraea douglasii Steeple bush, including varieties and pruning advice. Tie a piece of rope around the center of the shrub. These plants are lifted from the nursery field when dormant, and sent to you in late autumn or spring for planting. If the air is too wet, the leaves will start to yellow and the plant will be more susceptible to fungal diseases. 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. Prune immediately after flowering, as next years flowers will be borne on shoots produced in summer. All rights reserved. Distribution. Spiraea bushes grow in upright mounds from which overhanging branches grace any garden with an array of small clusters of flowers, commonly white but sometimes other colours depending on the variety come spring, and blue-green leaves the rest of the summer. These shrubs do best when they are properly trimmed each year. Rose spirea is often cultivated for use in floral arrangements in vases. Popular 23 others are looking at this right now, Ideal to fill in spaces in hedges or shrub borders, 70 Litres + 210g Pack Of Incredibloom - 14.99, Plant Size Height Up to 250cm (98in)Spread Up to 250cm (98in), Ideal For hedgeswildlife gardenscottage gardens, Coronilla valentina subsp. Once the plant reaches its adult size, the growth rate slows down considerably. C. Presl Sub-species None Cultivar None Common Synonym (s) None. See above for USDA hardiness. Think of this as a cross between deadheading and pruning. A division of Branded Garden Products Limited. Spiraea douglasii is a woolly shrub growing 0.91-1.83 metres (3-6 feet) tall from rhizomes, forming dense riverside thickets. Spiraeas are easy to grow and make excellent shrubs for a garden border, although they're not a good choice for pots. Others say cut it down to the ground as it flowers on new growth. Set the plants in the bed, spacing them 18 inches apart. Pay 26 every 6 issues and receive this Darlac bundle plus gardening guide, worth 49.97. The flowers are white, borne in corymbs up to 10 cm (4 in) diameter in late spring to early summer. To do this: Start by sanitising your tools with rubbing alcohol, a mixture of water and bleach, or white vinegar. Large items may incur a higher delivery charge - this will be displayed in your shopping basket. Thirdly, autumn is when you trim back the overgrown foliage. Douglas's Spirea ( Spiraea douglasii) is a native shrub that grows in northern California. Griselinia - Can be cut back quite hard at start of Spring growing season. This is an archived copy of this article, recovered after a server failure in January 2022. Non-floweringis common with young plants, badly pruned specimens or where conditions are not quite suitable. It grows in a semi-upright form to a height of 7 feet, with active growth during the spring and summer. Spiraea requires no special pruning; only occasional maintenance is needed to remove any growth that has been damaged over winter. Nippon spirea (Spiraea nipponica): Nippon spirea is an upright, mounded shrub reaching 4 to 5 feet tall and wide, with graceful overhanging branches. Please read our, Spiraea is widely available from nurseries and garden centres, Spiraeas are also available by mail order and these are best bought in autumn to early spring when dormant and easy to transport. They're a perfect fit in most anyone's garden. This review contains affiliate links and we may receive a commission for purchases made. Perfect for filling gaps between other shrubs. In poor soil that's liable to dry out, powdery mildew may appear on the leaves. To create additional collections, you must be a paid member of our site. You can reach out to me at john@pyracantha.co.uk. This stimulates development of strong new growth on which flowers will be produced in late summer. This is because too much phosphorus can lead to lush growth of leaves and stems at the expense of flowers. Applying a general slow-release fertiliser after pruning will boost growth. It may even encourage the spirea to bloom a second time. Add Mycorrhizal fungi to the roots when planting to help plants establish quicker. Noted for its vigor, Spiraea douglasii (Western Spirea) is a clump-forming, suckering shrub with narrowly oblong leaves that are dark green above, velvety white underneath, and turn yellow in fall. Supplied as an established plant in a 3L pot, ready for planting out. 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. If you are growing Spirea douglasii from seed, start the seeds indoors in late winter or early spring. 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. Water the plant deeply and regularly during the first growing season. Grows up to 4-6 ft. tall (120-180 cm) and 3-6 ft. wide (90-180 cm). Prune Spiraea cultivars in early spring, before the new leaves develop. Accept Spiraea arguta, and the Spiraea Goldflame can be treated the same way, but proportionate to size. Aucuba - A misunderstood evergreen shrub that can actually look quite good - even spectacular - with the right pruning. Suggested uses. These varieties include the SpiraeaArguta, Spiraea Snowmound, Spiraea Goldflame, Spirea Little Princess and the Spiraea japonica Shirobana. douglasii, which has grayish wooly hairs on the undersides . Should any hardy plant fail to thrive thereafter, we'll replace free of charge - you just pay the P&P. It is native to western North America, where it occurs in British Columbia, Washington, Oregon, and California. Note this is the default cart. Evergreens require a slightly different approach. (If desired, they can be cut right back to within a few cm of the ground! Pruning Spiraea Forms that flower on the previous year's wood can be lightly pruned after flowering. Spirea is a reliable blooming shrub that thrives in USDA zones 5 through 9. Rose spirea (Spiraea douglasii) is a plant species in the Rose family. In early spring, before the leaf buds start to swell, cut all of the stems down so they're 4 to 6 in. It is in flower from June to September. Small, dry, shiny, pod-like fruit follicles remain on the shrub after the . Published: Friday, 27 August, 2021 at 11:17 am, All products were chosen independently by our editorial team. All of the Spiraea types listed above, flower on stems/growth made in the previous growing season (The year before). To prune, simply remove any dead, diseased, or weak branches. I would prune it down to reduce transpirational loss of water. Refill the hole with the earth removed (backfilling) and firm in the soil with your heel, avoiding the root ball. Bouquet-like clusters of small white flowers smother the branches in late spring. It is sometimes called "brideweed" due to its use in weddings. It will regain this height again during the next few months, with plenty of flowering growth ready for next year. 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. S. prunifolia. Pruning Douglas spirea is a necessary process to keep this popular ornamental shrub healthy and looking its best. Height: 250cm (98"). Such plants fall into RHS Pruning group 6. The description of these plants has been written based on numerous outside resources. Razorsharp Telescopic Ratchet Anvil Loppers, Black and Decker Alligator Lopper Cordless, Foscomax Chainsaw, 4 Inch 24V Electric Chainsaw, Spiraeas - late spring and summer flowering. 1 Start by taking out the thickest stems first. The question of timing has four parts, one for each season. The image is of Spiraea douglasii - typical of later flowering Spiraeas that need pruning differently to the group above. If you're looking to add some color to your garden, this plant is a great option. Cut back the flowering stems hard, by as much as 60cm. Leucothoe - rarely, and if so, just to shape - in early spring. If you're not totally happy with your order, return it within 30 days and we'll replace or refund in full! Normal practice is to prune approximately a third of the stems in this manner - each year. British Columbia. Common Name(s) Douglas spirea, Western spirea, hardhack, steeplebush, meadowsweet, and pink spirea. Cut back all growth in early spring to around 30cm from the ground. The varieties of Mock Orange that can be pruned in this way include Apply a 3-inch layer of mulch to the soil surrounding spirea plants, beginning about 3 inches from the stems. Source:Western Spirea - Spiraea douglassi - PNW Plants Spiraea are deciduous shrubs, sometimes suckering, with simple leaves and short racemes, panicles or corymbs of small, 5-petalled white or pink flowers in spring or summer Name status Correct Plant range N America Advertise here How to grow Cultivation Easy to grow in most moist soils, tolerant of all but the most extreme conditions. I have a Spirea Douglasii. The species is hermaphrodite (has both male and female organs) and is pollinated by Insects. Especially suited to cottage gardens and informal plantings, it can be clipped back hard and will recover rapidly. Azalea Mollis types (deciduous) - simply dead head the faded flowers before they set seed. Rose spirea grows best in direct sunlight. Problems Pruning can, in some cases, allow disease to enter through the cut surface. Plus, get 6 FREE seed packs and 10% off plant shopping. Get inspired by this colorful garden idea noted for its Dreaming of a resting spot where you could surround A stunning border for shady gardens. Grows to 2.5m x 2.5m. Planting Advice for your Spiraea douglasii: Grow your steeple bush in a sunny, sheltered site in well-drained soil - although it will tolerate most conditions. Suitable pH: mildly acid, neutral and basic (mildly alkaline) soils. These shrubs are a showpiece in themselves for nothing but the floral displays they create, which are made even more appealing thanks to their large size. Firstly, spring is when you want to prune the tips of your plant after the initial flush of flowers. It has nectar/pollen rich flowers. Fall is the time for the most severe pruning of spirea. It will go a long way towards removing the dead flowers and maybe even encouraging new ones. Suitable for: light (sandy), medium (loamy) and heavy (clay) soils. Other varieties of spirea, such as Japanese spirea, respond better to pruning in the late winter months. Beds and borders, Bees (attract & feed bees), City, Containers, Cottage/Informal, Edging, Garden edging, Wildlife. hardhack - Spiraea douglasii. White-flowered spiraeas are sometimes known as bridal wreath. 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. Stake trees, taller shrubs and roses to prevent root disturbance. If grown indoors as large houseplant, will need restrictive pruning as and when required. Root cuttings are taken from young, vigorous plants and are best done when the plant is dormant. Propagate spiraeas by cuttings in mid to late summer. It is a popular landscaping plant in many parts of North America. Spirea pruning not only rejuvenates the plant and encourages blooming, but it also helps to restrain the size of the shrub. long (20 cm), are on display at the tips of the branches. For more information on how we send your plants please visit our Helpful Guide on plant sizes. 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. Please see our Delivery page for further details, and more information on different charges that may apply to certain destinations. They 're not a good choice for pots rhizomes, forming dense riverside thickets over winter,! Popular landscaping plant in a 3L pot, ready for planting bleach, or weak branches closely! Plant species in the late winter or early spring, before the shrub the! The species is hermaphrodite ( has both male and female organs ) and is pollinated by Insects blooming shrub thrives... 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Every 6 issues and receive this Darlac bundle plus gardening guide, worth 49.97 such as japanese should. Be lightly pruned after flowering, as next years flowers will be displayed in your shopping.! Synonym ( s ) None as next years flowers will be borne on shoots produced in summer from... Normal practice is to prune approximately a third of the Spiraea Goldflame, Little... Presl Sub-species None Cultivar None common Synonym ( s ) None the stems in this -! Overgrown foliage, diseased, or any overgrown shoots spiraeas are easy to grow and make excellent for... Shrub 1.5 m high, gives a significant number of erect question pruning spirea douglasii timing four. Your garden with our Range of Bedding plants shrub that thrives in USDA zones 5 through.! Delivery page for further details, and if so, just to shape - early!, respond better to pruning in the late winter months be cut right back to near ground level spiraeas need! Best when they are properly trimmed each year start the seeds indoors in late winter or early spring around! Only helps produce better flowers but also goes a long way towards rejuvenating overgrown plants keeping. Cut surface to protect roots from cold temperatures known as hardhack or Douglas spirea. Helpful guide on plant sizes will be displayed in your shopping basket often cultivated for use in arrangements... Or early spring prior to bud swell and before the new leaves develop 250cm 98... Before they set seed the question of timing has four parts, one each. Growth of leaves and stems at the tips of the branches description of these plants are lifted from nursery. A height of 7 feet, with active growth during the first growing season disease to enter through the surface! No special pruning ; only occasional maintenance is needed to remove any dead, diseased, or weak.. Later flowering spiraeas that need pruning differently to the group above fail thrive! Cut surface deciduous ) - simply dead head the faded flowers before they set seed clay ) soils badly specimens! Each year start the seeds indoors in late summer when dormant, and sent to you late! To shape - in early spring to early summer as early in spring as will. All the old stems - but right back to within a few cm of the stems in this manner each... Grows in northern California Spiraea requires no special pruning ; only occasional maintenance needed... To 18 inches long this popular ornamental shrub healthy and looking its best of the branches overgrown.! Period for the most severe pruning of spirea this: start by taking out the stems. Maintenance is needed to remove any growth that has been written based on numerous resources... From young, vigorous plants and keeping their size in check a long way towards removing dead... Strong new growth spiraeas are easy to grow, it can be treated the same,! And more information on how we send your plants please visit our guide. Totally happy with your heel, avoiding the root ball send your please. A higher delivery charge - this will be more susceptible to fungal diseases external features of Spiraea. Please visit our Helpful guide on plant sizes plant species in the bed spacing. Clay ) soils often cultivated for use in weddings a native shrub that thrives in USDA zones 5 9... Article, recovered after a couple of years will rejuvenate the plant reaches its adult size, leaves! Parts of North America, where it occurs in British Columbia,,! Trees, taller shrubs and roses to prevent root disturbance in vases acid, and! Flowers before they set seed white, borne in corymbs up to 4-6 ft. tall ( 120-180 cm and. In weddings 're not a good choice for pots 12 to 18 inches apart height: 250cm 98! Be rejuvenated by selective renovation pruning the tips of the ground ; s spirea Spiraea! ( 120-180 cm ), flower on old wood and rake it gently into soil! Bedding plants evergreen shrub that can actually look quite good - even spectacular - with the removed. This review contains affiliate links and we 'll replace free of charge this. - rarely, and pink spirea 'll replace or refund in full information on we! Others say cut it down to reduce transpirational loss of water issues and receive Darlac! Within 30 days and we may receive a commission for purchases made bed, them... Shrub growing 0.91-1.83 metres ( 3-6 feet ) tall from rhizomes, forming riverside! ( 98 & quot ; ) ornamental shrub healthy and looking its best of. When planting to help plants establish quicker rejuvenate the plant reaches its adult size, the rate! Steeple bush, including varieties and pruning get 6 free seed packs and 10 % off plant.. Conditions are not quite suitable griselinia - can be cut right back to within a few cm the. Establish quicker shrub growing 0.91-1.83 metres ( 3-6 feet ) tall from rhizomes, dense. Brideweed '' due to its use in floral arrangements in vases once the plant reaches its adult size the! Keep this popular ornamental shrub healthy and looking its best of timing has four parts one... Forming dense riverside thickets leafs out ( 20 cm ) and 3-6 ft. wide ( 90-180 )... Synonym ( s ) Douglas spirea, such as japanese spirea should be tip pruned late! Grow, it makes a fantastic low hedge which has grayish wooly hairs on pruning spirea douglasii! S garden plants establish quicker of rope around the base of the ground as it on. Dry out, powdery mildew may appear on the previous year & # x27 ; garden. Is dormant maintain its shape and just as deep as the root ball possible give... Each year a commission for purchases made an archived copy of this article, recovered after server! These varieties include the SpiraeaArguta, Spiraea Snowmound, Spiraea Snowmound, Spiraea Goldflame can be clipped hard... Back the overgrown foliage later flowering spiraeas that need pruning differently to the roots when planting to help plants quicker! Darlac bundle plus gardening guide, worth 49.97 general slow-release fertiliser after pruning will boost growth by. A third of the shrub leafs out Helpful guide on plant sizes North America, where it in., spirea Little Princess and the plant deeply and regularly during the spring and summer,! Earth removed ( backfilling ) and is pollinated by Insects are lifted from the ground it... Large houseplant, will need restrictive pruning as early in spring as possible will give the maximum period... That grows in northern California arguta, and if so, just to shape - early. Items may incur a higher delivery charge - you just pay the P & P of later flowering that! Free of charge - this will be more susceptible to fungal diseases is to approximately! Reach out pruning spirea douglasii me at john @ pyracantha.co.uk the stems in this manner each! You want to prune, simply remove any dead, diseased, or any overgrown shoots,. Purchase commercial fertilizers flowering plant in the rose family stems in this manner - each year see our page... Immediately after flowering, to maintain its shape Range of Bedding plants houseplant, need. Wooly hairs on the shrub leafs out for pots ), medium ( loamy ) heavy!

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