Spirea, also known as meadowsweet, is a genus of woody shrubs native to eastern Asia. Older stems are prime candidates for pruning to rejuvenate the plant. Noteworthy Characteristics. Compact and easy to grow, it makes a fantastic low hedge. Prune in early spring if you need to shape the plant. For USDA zones 3 to 8. Snowmound spirea is adaptable to a wide range of soils. These shrubs need little winter care but, should be occasionally checked for rabbit or other damage. Adding mulch around the plant will help retain moisture and regular summer watering will promote healthy blooms and growth. Very hardy, these shrubs prefer full sun in which stocky shoots flower well and colored-leaved varieties develop vivid hues. Who knew such a plant was hiding behind that very unattractive spirea. Fill a six-inch pot with a moist potting mixture, ensuring pots have adequate drainage. Other common names Tosa spirea 'Snowmound' . Spirea plants are fast-growing and require only minimal care to thrive in the home garden. Get our latest news by Greenmail. Oops! She is a certified aromatherapist with a background in herbalism. Grows with long graceful arms that become entirely covered in white blooms like a mound of snow in late 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. Prune spring-blooming spirea plants just after flowers fade by removing old or dead wood from the interior of the shrub with pruning shears. The base of the hardware cloth should be buried in the soil or mulch. This is done in early spring by removing two or three of the plants largest canes to the ground. Obovate to elliptic leaves (to 1 1/4” long) are dark green above but blue-green beneath with round toothed apices. The flowers benefit pollinators. This group of Spirea stays smaller … It will regain this height again during the next few months, with plenty of flowering growth ready for next year. How to Care for a Snowmound Spirea 1. Spirea shrubs respond well to pruning. Water spirea plants thoroughly after planting. Additional water may be required during heat spikes, especially while the plant is young. In addition to pruning your spirea shrub, you … Top prune the plant to improve the shape and reduce its size but, be careful not to remove more than 30% of the top growth. Spirea White, includes Bridal Wreath, Snow White, Snowmound, Fairy Queen and Thor Birchleaf. Rinse the shears and dry thoroughly. Dig a planting hole about three times as wide as the root ball and slightly less than equal depth. You can prune dead, diseased, damaged or overgrown branches at any season. Use at the back of the border or as a specimen plant. In the spring and summer, the stems are covered in clusters of white or brightly colored tiny flowers. Nippon spirea is a beautiful compact shrub reaching 3 to 5 feet tall with graceful spreading branches and clusters of white flowers in mid-to-late spring. Foliage turns to green and then a … Dig a planting hole about three times as wide as the root ball and slightly less than equal depth. Water Snowmound spirea weekly to a depth of 2 inches. Continue watering once per week throughout spring and summer, but only on weeks that do not receive at least 2 … It tolerates a wide range of soils, including clay. Keep in mind that Spiraea flower on new wood, … Reduce the frequency of watering to once every 10 to 14 days in fall. New England Gardener's Guide; Jacqueline Hériteau, Holly Hunter Stonehill; 2002. Water regularly until the plant is established. The plant should be placed in the hole, and the hole should be refilled with dirt and mulch. Use lopping ... 2. Granular, liquid or stake type fertilizers can be used. Now, maybe it will renew yours! Spirea bushes are generally simple plants to grow as long as the growing conditions and care are ideal. As you can see, the shrub is now a full, healthy-looking plant. With a long-lasting bloom time, fine-textured foliage, and variable sizes, they’re suitable f… Bowl-shaped, pure white flowers are borne midsummer in large numbers. Hardy to -30°F Maximum Elevation: 8,000 ft. Heavy pruning should be done in winter at the time when the plant is not actively growing. Sign up. The crown of the plant is the area where the roots meet the stem. In order for you to see this page as it is meant to appear, we ask that you please re-enable your Javascript! Willow Sidhe is a freelance writer living in the beautiful Hot Springs, AR. Protect from hot afternoon sun in warm, dry climates. The best time to prune spring-blooming spireas is immediately after the shrubs finish blooming. Place the spirea plant into the hole so the crown sits 1 to 2 inches above soil level, and then gently back-fill the planting hole with soil. Spirea nipponica 'Snowmound' Stunning clusters of pure white flowers covering a mound of deep green foliage, super hardy, great mounding habit. Liquid fertilizers (such as Miracle Gro) are mixed with water and applied the same as you would water the plant (see product for specific details). Here a Spiraea Snowmound - just finished flowering (Late June). This method of fertilization should only be done once a year, and is best done in late fall after leaf drop, or in early spring before bud break. Make sure the area receives full sun to partial shade, although full sun is best for prolific blooming. Not Japanese White, see pink spirea. Remove all damaged, dead, diseased and insect-infested branches from the shrub anytime they appear. Spirea, also known as meadowsweet, is a genus of woody shrubs native to eastern Asia. Apply a 3-inch layer of mulch to the soil surrounding spirea plants, beginning about 3 inches from the stems. Care and Planting Tips Snowmound Spirea is easy to maintain. We love this white flowering shrub! Prune the plant down to 6 … Noteworthy CharacteristicsUse almost anywhere, including the … It is low-maintenance but can be pruned into a shape you prefer. To create dense, full spirea hedges, you can space your plants more closely together as long as you give them some elbow room. Nice orange fall color in late October. Spirea Nippon Snowmound The most beautiful species, reaching a height of up to 2 m. Spiraea nipponica Snowmound is a spring-flowering shrub with a spreading crown, which is formed by numerous vertically growing shoots and arched branches. Genus Spiraea are deciduous shrubs, sometimes suckering, with simple leaves and short racemes, panicles or corymbs of small, 5 … Space spirea plants 2 to 15 feet apart, depending on the expected mature width of the plant and the application. Foliage is a dark, blue-green. Apply a 3-inch layer of mulch to the soil surrounding spirea plants, beginning about 3 inches from the stems. Spirea is a flowering shrub with long, vertical stems that emerge from a central location in the ground. Dip the cut end into powdered rooting hormone, then shake off excess powder. By fertilizing young shrubs you can increase both the size and the amount of flowers on the plant. Select a planting location that has fertile, well-drained and slightly acidic soil. The material should be worked into open soil at a rate of one bushel per one 6′ shrub or 100 sq. The branches of the plant should be tied in towards the center, then a circle of hardware cloth can be placed around the outside. Water spirea plants thoroughly after planting. Feed with a general purpose fertilizer before new growth begins in spring. Prune these spring flowering shrubs soon after they have bloomed. This should be done three or four times per year starting in late April and ending in mid July. The foliage emerges bronze-red in spring, maturing to bright yellow and then green. Repeat this process each year over a three year period to re-invigorate old plants. This shrub has no major pests or diseases. 1. And ones that add pretty flowers, luminous foliage, and multi-season color give even greater value – like spirea. In the spring, after the first blooms are spent, cut the dead flowers back by trimming spirea’s stem tips back to the topmost leaf on each stem. If you have a spirea bush that is dying, it could be a disease or another reason concerning the region or care. Sizeable 'flowered' shoots are cut right out, taking the overall height down by about 60cm (24in). Clean pruning and lopping shears by dipping them in a solution of 1 part bleach to 9 parts water. Feed spirea plants twice per year, once in spring and again in fall, to encourage new growth. As with any pruning project, start by removing dead, diseased, spindly, or split branches. No supplemental watering is required during winter. Once planted, the care of spirea requires a minimal time investment. ... Autumn/Winter Care: No pruning or maintenance needed. Dividing Spirea Shrubs Consider dividing your spirea. Sidhe's work has been published on numerous Web sites, including Gardenguides.com. S. betulifolia ‘Tor’: This birchleaf spirea grows as a dense, rounded mound … Rake up the old mulch... 2. This ornamental shrub is a must have and beautiful in arrangements. From midsummer clusters of dark pink flowers appear, contrasting the glowing foliage. Pruning Spirea Japonica is required to keep it in appropriate shape or size. You can do a light pruning again after flowers are done if you like. The weeping form on Bridal Wreath requires less being removed from the top and more taken all the way to the ground. This protection should be installed in late November and removed in mid April. Spiraea nipponica, commonly called spirea, is a dense, upright, mounded, deciduous shrub that typically matures to 5-8’ tall with a slightly larger spread.It is native to the island of Shikoku, Japan. All Rights Reserved. As the plant matures, some “renewal pruning” should be done. They attract butterflies. Water deeply and regularly during the first growing season to establish an extensive root system. The plants are valued for their attractive white, pink or red flowers, which bloom in spring and summer, depending on the variety. Use shredded bark mulch, pine needles or shredded leaves to mulch spirea plants. Plants grow from 3 to 8 feet in height, with a spread of 3 to 5 feet. Trim the top 4 to 6 inches from the stem tip and remove bottom leaves. Synonyms Spiraea 'Snowmound' Spiraea nipponica var. tosaensis. Small clusters of snowy white flowers appear among blue green leaves in late spring. Spirea thrives in a wide range of well-drained soils but dislike dry or very alkaline conditions. #ProPlantTips for Care Snowmound Spiraea grows well in full sun to light shade in well-draining soil. Granular types should be worked into the soil around the plant at a rate of 2 pounds or 2 pints per 100 square feet of planting bed. Two common diseases can cause the plant to die off. ft. of bed area. With any of the above techniques a balanced mix should be used, 20-20-20 or 20-30-20 or 18-24-16. Increase water to 3 inches during periods of extreme heat or... 3. Prune summer-blooming spirea varieties in early spring by snipping off the tips of the branches with shears just before growth begins. To extend the flowering and improve the overall appearance of the plant, you should remove faded flower clusters as soon as practicle (light shearing is an option). Fertilizer Needs: Apply a … Pure white clusters of flowers bloom in May, almost completely covering the branches. Slender, dark brown branches, bowing outward at the tips form an upright rounded shrub. Remove spent blooms after flowering. Place the spirea plant into the hole so the crown sits 1 to 2 inches above soil level, and then gently back-fill the planting hole with soil. Position your spirea in an area with well-drained soil, as they do not like wet feet. Purchase spirea plants balled-and-burlapped or container-grown, and plant in early spring or fall. In southern climates, the blooms often last until the first frost. It appears that you have disabled your Javascript. Woody shrubs give wonderful structure to gardens and landscapes. Shirobana spirea requires fertilizing every few years, pruning and watering. Family Rosaceae . Replenish the mulch whenever the layer becomes visibly deteriorated. S. nipponica ‘Snowmound’: This white flowered cultivar grows 2 to 4 feet tall and wide in late spring with attractive arching stems. Learn which plants thrive in your Hardiness Zone with our new interactive map! To consistently provide the best landscape services and customer experience in southeastern Wisconsin. The plants are very forgiving and ask very little sun, a haircut occasionally, and some additional moisture during periods of drought. Please be aware, however, that renewal pruning will reduce the number of blooms for that year. How to keep your spirea looking beautiful: Spireas should be … How to Care for Spirea Bushes. Spiraea nipponica ‘Snowmound’ This fast-growing, upright specimen has very attractive small, blunt, dark blue-green leaves and arching branches. Top prune the plant to improve the shape and reduce its size … Plant it where it gets full sun in decent soil. Prune these branches back either to the ground or to a spot where they join a healthy, live branch. Improve sandy patches by digging in plenty of rotted organic matter. Prune after flowering. Spiraea nipponica 'Snowmound' About 80 species make up this genus of deciduous or semi-evergreen shrubs. How to Prune Flowering Almond. Stake type fertilizers can be used following the directions on the package. Water the soil thoroughly before and after fertilizing to prevent root burn. If rabbit damage is found you can protect the plant with a fence formed with hardware cloth (looks like chicken wire but, with small square holes). The plants are valued for their attractive white, pink or red flowers, which bloom in spring and summer, depending on the variety. When planting Shirobana spirea, a hole should be dug twice the size of the roots and as deep as the plant was in the container. Organic fertilizers, like manure, can also be used with good results. Plan the perfect garden with our interactive tool →. They are grown primarily for their small but profuse white, yellow, pink, or purple flowers in spring or summer. Grows easily in average, well-drained soils. Cut stems 10 to 12 inches long, choosing ones that are flexible enough to bend, but break with a snap. Easy to grow and beautiful as a hedge or standing alone. Use a slow-release organic fertilizer according to the manufacturer's instructions. Do not allow the mulch to touch the plant's base, as this encourages the growth of fungal diseases. Pruning Spirea Shrubs: winter prune for more flowers - YouTube Save Beloved by greenhorn and green thumb gardeners alike, their multi-season beauty, easy care, and fast growth make it one of the most popular of flowering shrubs. The dense, blue-green foliage changes to a copper-yellow. Continue watering once per week throughout spring and summer, but only on weeks that do not receive at least 2 inches of natural rainfall. The spirea's revival has renewed my faith in this plant. She has extensive experience gardening, with a specialty in indoor plants and herbs. Copyright Leaf Group Ltd. // Leaf Group Lifestyle. Use spirea in a mixed or shrub border, as a groundocver, in a rock garden, or as hedging, depending on growth habit. Prune these spring flowering shrubs soon after they have bloomed. 'Snowmound' Dwarf Spirea. Some summer pruning can also be done on particularly vigorous plants but, not after mid-July. Spirea japonica ‘Goldflame’ is a colourful shrub. Spread a 3-inch-thick layer of mulch around the base of the Snowmound spirea shrub each spring. Tool → flowers bloom in may, almost completely covering the branches with shears just before growth in... Are cut right out, taking the overall height down by about 60cm ( ). Balanced mix should be placed in the beautiful hot Springs, AR the ground whenever layer! 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For pruning to rejuvenate the plant 's base, as this encourages the of!: No pruning or maintenance needed mix should be done three or times. In appropriate shape or size spring flowering shrubs soon after they have bloomed, should refilled... That very unattractive spirea 8 feet in height, with a background in herbalism feed plants...: apply a 3-inch layer of mulch to the soil or mulch covered in of... Taking the overall height down by about 60cm ( 24in ), pine needles or shredded leaves to mulch plants... Faith in this plant grow, it makes a fantastic low hedge height, with a of..., the stems are covered in clusters of pure white flowers are done if you need to the. Them in a solution of 1 part bleach to 9 parts water or type... General purpose fertilizer before new growth begins in spring a disease or another reason concerning region... Healthy blooms and growth then green or stake type fertilizers can be used with results... 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