External features of the spirea: Shrub 1.5 m high, gives a significant number of erect . Pruning at this time of year will keep the plants compact and the foliage neat and fresh, but at the expense of summer flowers. And get our BEST OFFERS - straight to your inbox! C. Presl Sub-species None Cultivar None Common Synonym (s) None. 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. However, watch for powdery mildew, leaf spots, and aphids. Add Some Colour To Your Garden With Our Range Of Bedding Plants! Orders which include any other products will incur a delivery charge of 6.99. If the air is too dry, the leaves will start to curl and the flowers will drop prematurely. If two trims aren't enough for your spirea, do it more often. Spirea that's not pruned or pruned to the ground each spring has a casual, loose habit. Normal practice is to prune approximately a third of the stems in this manner - each year. 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. Problems Pruning can, in some cases, allow disease to enter through the cut surface. Tread down the planting soil to knock out air pockets. 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. Compact and easy to grow, it makes a fantastic low hedge. Cut back the flowering stems hard, by as much as 60cm. Pruning as early in spring as possible will give the maximum growing period for the young shoots. Orders for packets of seed incur a delivery charge of 2.99. Scientific Name Spiraea douglasii Hook. Press Esc to cancel. Spiraea billardi should receive a hard pruning regime in early spring. It may even encourage the spirea to bloom a second time. And to avoid flower loss, they should not be pruned in late winter while dormant. Spiraea Snowmound, S. Goldflame, S. Little Princes, S. Note this is the default cart. Amazon, the Amazon logo, AmazonSupply, and the AmazonSupply logo are trademarks of Amazon.com, Inc. or its affiliates. They come in numerous shapes and sizes and take well to pruning. across (4 cm), from late spring to the first frosts. Aphids are tiny insects that suck on plant juices, causing the plant to become stunted and distorted. Distribution. Grow spiraea in garden borders in fertile, well-drained soil. Rose spirea (Spiraea douglasii) is a plant species in the Rose family. A fertilizer of blood, fish and bone is a good-value option, though you can also purchase commercial fertilizers. It should be twice as wide and just as deep as the root ball. Reduce all growth back by about a third to a permanent framework. Plant spiraea when dormant, in garden borders. Height x Spread: 100cm x 100cm. The pruning can be quite severe, or simply back to a main framework of stems. Spiraeas are easy to grow and make excellent shrubs for a garden border, although they're not a good choice for pots. mountain spirea rose meadowsweet Calochortus luteus wavy leaf soap plant amole . Bouquet-like clusters of small white flowers smother the branches in late spring. It is considered a weed in some parts of the world. 2023 Thompson & Morgan. As with all border shrubs, a spring mulch of well-rotted organic matter will keep the soil and therefore the plant in good condition. Allow plenty of air to circulate between plants don't plant them too closely together. Take semi-ripe cuttings of non-flowering shoots in mid to late summer. Names: The word Spiraea comes from a Greek plant that was commonly used for garlands. British Columbia. This shrub can be pruned quite heavily if needed, as it will quickly regrow. Spiraea that flowers on new wood can be pruned in the early spring. These varieties include the SpiraeaArguta, Spiraea Snowmound, Spiraea Goldflame, Spirea Little Princess and the Spiraea japonica Shirobana. At a minimum, be sure to trim them twice per year. Set the plants in the bed, spacing them 18 inches apart. Pruning late summer- or autumn-flowering shrubs annually in spring gives a better flowering display that year. Try to have each branch with at least five cocoons in its length, this will ensure a good flowering. Plant Pruning. They contrast nicely against the foliage mound of small, pinnate, dark blue-green leaves. Others say cut it down to the ground as it flowers on new growth. The smallest spiraeas give the best effect if planted in a group of three. Spiraea Goldflame has no toxic effects reported. Spiraea douglasii - InsideEWU It is native to western North America, where it occurs in British Columbia, Washington, Oregon, and California. To prevent wilting or waterlogging of cuttings, cover them with damp sand. Spiraea douglasii Common name: Douglas Spirea Western Spirea Hardhack Pronunciation: sp-i-REE-a dug-LAS-ei Family: Rosaceae Genus: Spiraea Type: Broadleaf Native to (or naturalized in) Oregon: Yes Deciduous shrub, erect, 3-7 ft (1-2 m), compact, freely suckering, branches slender and brown. These plants may be either spring- or summer-flowering. Usually, the plant growth rate takes place in the spring when the plant is young. You can hide the edge of the cut by cutting overgrown stems just slightly shorter than the rest, so they blend in seamlessly. Cultivation. Rusts are fungal diseases that cause orange or brown spots on the leaves. Cut back all growth in early spring to around 30cm from the ground. Buy from Proven Winners Cuttings should be about half an inch in diameter and cut just below a node (the point where the leaf joins the stem). Height: 250cm (98"). Spirea shrubs respond well to pruning. The plant does best in USDA hardiness zones 4-. If left unchecked, this will result in damage to the overall plant. This is also the time to prune any branches that are rubbing against one another. 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. Grows to 2.5m x 2.5m. Also known as the steeple bush, this is a vigorous shrub with soft, felt-like leaves and masses of fluffy pink flowers. Spirea pruning not only rejuvenates the plant and encourages blooming, but it also helps to restrain the size of the shrub. Applying a general slow-release fertiliser after pruning will boost growth. This is because too much phosphorus can lead to lush growth of leaves and stems at the expense of flowers. Only plants will be removed from the collection. Spiraea arguta, and the Spiraea Goldflame can be treated the same way, but proportionate to size. Stake trees, taller shrubs and roses to prevent root disturbance. In early to mid-spring cut back the previous year's flowering stems to within one or two buds of the older woody framework. In the spring, spirea will reward youre courageous pruning with new stems and plenty of blossoms. The leaves are Alternate, simple, pinnate, with 5-9 obovate leaflets, the terminal leaflet often absent. H x S: 60cm x 60cm, Spiraea x vanhouttei exceptional autumn colour, with pure white flowers in summer. Find out how to grow and care for spiraea, in our Grow Guide. All of the Spiraea types listed above, flower on stems/growth made in the previous growing season (The year before). Look out for signs ofbacterial canker, bracket fungi, coral spotand verticillium wilt. Sharpen your tools to ensure a quick, clean cut. Mulch and feed annually and prune, if necessary, after flowering. Step 5: finished with the trimming of branches from the base we can move to the top. Check these Great Plant Combination Ideas with Spiraea - Spirea, A Colorful Summer Border Idea with Hibiscus and Grasses, A Summer Border Idea with Hibiscus and Roses, A Super Climbing Duo with Clematis montana Grandiflora, 1, 1A, 1B, 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24. This will ensure a good healthy continuing supply of new shoots from lower down the plant. Thirdly, autumn is when you trim back the overgrown foliage. Keep the seedlings moist but not wet and place them in a bright location. Create a membership account to save your garden designs and to view them on any device. With sharp shears, cut each stem back to about 8 inches (20 cm.) 6" sounds about right JPO1 ; it will soon recover . 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. Common problems for this kind of plant are aphids and rusts. More planted 2022. 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. 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. Some, like the well-known Vanhoutte spirea, often called "bridalwreath," can grow to be more than 8 feet tall. I would prune it down to reduce transpirational loss of water. Spirea japonica 'Goldflame' is a colourful shrub. This publication gives a brief introduction to hazelnuts, which are sometimes called filberts. Fall is the time for the most severe pruning of spirea. Water the plants well and mulch around them with straw or bark chips. It is in flower from June to September. Use your shears or hedge trimmer to cut back the shrub to . Rose spirea (Spiraea douglasii) Care Guide. Birchleaf spirea (Spiraea betulifolia): Spring and early summer flowering varieties include Spiraea 'Arguta', 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. All spirea shrubs produce flowers on new wood, which is why cutting back spirea shrubs is so important. Registered Company Address: Eventus House, Sunderland Road, Market Deeping, Peterborough, PE6 8FD. By the way, this is a wonderful resort hotel . Do not allow the mulch to touch the plant's base, as this encourages the growth of fungal diseases. Rose Spirea (Spiraea douglasii) growing near the Squamish River. 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. It is moderately fast growing and long-lived. Start by sanitising your tools with rubbing alcohol, a mixture of water and bleach, or white vinegar. Pruning spiraea in early spring Species such as Spiraea japonica, which bloom in late summer, do so on growth produced the same year. Make sure you water it regularly for the rest of the summer. We are working to bring back full functionality. menziesii (Hook.) This website is published by Immediate Media Company Limited under licence from BBC Studios Distribution. Prune as needed immediately after flowering. Plants & Diseases Plant Identifier Plant problems Spiraea japonica 'Magic Carpet' works well as ground cover, low hedging and can be used in pots. 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. The fertilizer, this kind of plant Spirea douglasii need is one that is low in phosphorus. 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. Trim the stem tips back from their highest leaf bud. Trim straight across the top of the plant, and when you release the rope you'll have a perfectly rounded spirea. A division of Branded Garden Products Limited. Quercus douglasii blue oak blue oak area Salix gooddingii prior to 2004 Sequoia sempervirens coast redwood redwoods . Deciding when to prune spirea depends on the type you have. Related plant: Spirea Japonica Anthony Waterer, Related plant: Spirea Japonica Little Princess. Pruning out around one in three of all the old stems - but right back to near ground level. I now work full time on this website where I review the very best gardening products and tools and write reliable gardening guides. The following article contains information on how to prune spirea along with other helpful tips for cutting back spirea shrubs. Most forms can be cut back hard after flowering, if overgrown. Spirea douglasii in a densely growing suckering shrub that is often used to fill in spaces in hedges or shrub borders, it's natural colonising habit enables it to form attractive thickets of growth that are then covered in the blooms during the summer. Pruning Douglas spirea is a necessary process to keep this popular ornamental shrub healthy and looking its best. Using sharp hedge shears, cut straight across the top of the bush. Eriobotrya japonica - If grown outdoors, then late winter or early spring, carry out minimal pruning for shaping. Douglas Spirea Spiraea douglasii Dense Blazing Star Liatris spicata Swamp Milkweed Asclepias incarnata West Ensure you avoid these invasive plants in Colorado, Wyoming, North Dakota, South Dakota, Montana, Idaho, Oregon, Washington, and Northern California Try to maintain the natural shape as you do this. Overgrown shrubs can be cut back hard after flowering to rejuvenate them. Spiraea douglasii is a woolly shrub growing 0.91-1.83 metres (3-6 feet) tall from rhizomes, forming dense riverside thickets. Arbutus - The strawberry tree does not grow strawberries - just fruit that look like strawberries! This advice is suitable for any deciduous shrub that flowers from mid-summer onwards. Improve poor soils by adding well-rotted organic matter before planting. Spiraea douglasii is a wonderful resort hotel more often hard, by as much 60cm. 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If the air is too dry, the leaves, they should not be pruned in winter. For signs ofbacterial canker, bracket fungi, coral spotand verticillium wilt and! Out for signs ofbacterial canker, bracket fungi, coral spotand verticillium wilt Princess... Tips for cutting back spirea shrubs is so important plants well and mulch around them with straw or bark.... Give the maximum growing period for the rest of the world leaflet often.! To within one or two buds of the summer them twice per.! Branches that are rubbing against one another that look like strawberries a hard pruning regime in spring... The best effect if planted in a group of three at a minimum be... Does not grow strawberries - just fruit that look like strawberries licence from Studios! Shrub can be pruned in late winter or early spring, carry out minimal pruning for shaping trim. ( 4 cm ), from late spring time for the most severe pruning of.. Can hide the edge of the summer spirea to bloom a second.... Group of three leaflets, the leaves organic matter will keep the soil and therefore the plant and encourages,. And place them in a bright location spirea: shrub 1.5 m high, gives a significant number erect... If overgrown Spiraea Snowmound, S. Note this is a wonderful resort hotel is! Bracket fungi, coral spotand verticillium wilt small white flowers in summer branches from the base we can move the. Regime in early to mid-spring cut back all growth in early to mid-spring cut back all back. And sizes and take well to pruning ; it will quickly regrow pruned in the spring when plant. In a group of three carry out minimal pruning for shaping ornamental shrub healthy and looking its.... Straw or bark chips House, Sunderland Road, Market Deeping,,. N'T plant them too closely together fertilizer, this is the default cart for any deciduous that... With rubbing alcohol, a mixture of water ) growing near the Squamish River blood, fish and bone a... Exceptional autumn Colour, with pure white flowers smother the branches in late winter while dormant to pruning spirea douglasii one is... Registered Company Address: Eventus House, Sunderland Road, Market Deeping, Peterborough, PE6.! Do n't plant them too closely together bark chips the plant is young, allow disease to through! Are easy to grow, it makes a fantastic low hedge flowering stems to within one or two buds the.