Magic Carpet spirea does not require pruning after its blooming period, but pruning at that time helps maintain a neat appearance in the vigorous grower. Cut back as much as one-third of each stem's length if the plant appears â¦ Heavy pruning is optional, but the Spirea does respond well to pruning especially when used to rejuvenate an older plant. To deadhead your Magic Carpet variety, wait until the blooms begin to die back in summer. Hand shears work well for cleaning up the plant after its blooming period and allow you to trim the entire plant quickly. This plant also requires moderate watering during prolonged periods of extreme heat and drought. Magic Carpet spirea can handle pruning of up to two-thirds its total height, but such a severe pruning may not be necessary if the stems appear neat and relatively healthy. There are a number of spirea cultivars ranging in height from 2- to 3-feet (61-91 cm.) I â¦ How old the shrub is makes a difference, too. The plant is naturally variable iâ¦ What is Magic Carpet Spirea? Estimate the amount of pruning required visually, or measure the tallest stems for more accurate pruning. North Carolina State University Cooperative Extension: Spiraea Japonica, University of Wisconsin-Extension, Cooperative Extension: When to Prune Spirea, Pleasant Run Nursery: Spiraea Japonica Magic Carpet, How to Trim Lilac, Rose of Sharon and Forsythia Bushes. Use your hand pruners to cut all of the shrub's stems down to about 3 to 4 inches from the ground. Bloom time: Early summer through fall. Use your hand pruner to cut a few of those thickest stems down to the crown, where the shrub's stems meet the roots. âMagic Carpetâ Spirea is a flowering shrub of the genus Spireae, which consists of 80-100 plants, mainly shrubs. Containers, City, Beds and borders, Banks and Slopes, Cottage/Informal, Low Maintenance. Spring-blooming, white-flowered spireas are generally called bridal â¦ Some species of spirea require earlier pruning, but the "Magic Carpet" cultivar, hardy from U.S. Department of Agriculture zones 4 to 8, is a summer bloomer that needs pruning in early spring. This spirea requires little maintenance. In the third year, cut back the remaining one-third of the old branches. Soak the blades in a solution of diluted bleach -- one part bleach to nine parts water -- for about 10 minutes before wiping them clean and rinsing them with water. Magic Carpet spirea (Spiraea japonica "Walbuma") brightens a garden with rosy-pink flowers set against a background of bright, yellow-green leaves. You might love the reddish-pink blooms and brightly colored leaves of your Magic Carpet Spirea (Spiraea Japonica Magic Carpet), but if you don't keep it pruned, the shrub may get too big and take up too much room in your yard. The luminous foliage turns rich russet red in the fall. Other common names Japanese spirea Magic Carpet . After flowering. Valued for their easy care and profuse floral displays, spireas (Spiraea spp.) The best tool to use for annual hard-pruning is small hand pruners so you can assess the health of stems as you prune them individually. A neat, compact, mounded shrub with vibrant red new leaves. This typically happens sometime in early spring. The best tool to use for annual hard-pruning is small hand pruners so you can assess the health of stems as you prune them individually. Clusters of small pink flowers contrast with bright gold mature foliage that turns rich russet red in fall. All pruning tools should be disinfected before you begin pruning; disinfect them again after pruning diseased branches. You might love the reddish-pink blooms and brightly colored leaves of your Magic Carpet Spirea (Spiraea Japonica Magic Carpet), but if you don't keep it pruned, the shrub may get too big and take up too much room in your yard. Magic Carpet spirea (Spiraea japonica "Walbuma") brightens a garden with rosy-pink flowers set against a background of bright, yellow-green leaves. Depending on the species, shrubs range from 2 to 3 feet tall and about as wide to about 10 feet tall and 10 to 20 feet wide. Monitor your spirea and look for signs that it's getting new growth near its bottom. Rødlig nyvekst, bladene blir senere guloransje. Zones: 3-8. If you have trouble giving the shrub a uniform shape by using large garden shears, then use smaller grass shears or hand pruners for better control.