Renaissance Spirea January 1, 1970. Pruning and trimming: ‘Sem’ Spirea should be pruned annually in spring, right after the shrub has bloomed. Avoid late summer pruning. Remove root suckers as they occur to control the size and spread. These spireas bloom on the previous season’s growth, meaning that the flowers are borne on wood grown the year before. This is best done in late winter or early spring while your plants are dormant. Spirea Renaissance : After bloom : Spirea Snowmound’ After bloom : Spirea Van Houtteii : After bloom : Stephanandra : Anytime: Sumac – Most Varieties: Early spring is best: Sumac Gro Low : Anytime for shape: Viburnum : After bloom only or renewal prune in spring : Weigelia Pruning spirea: Don’t hesitate to give spireas a liberal pruning, if needed, to maintain their shape and to remove dead or broken branches. It tends to fill out right to the ground and therefore doesn't necessarily require facer plants in front, and is suitable for planting under power lines. 'Renaissance' is a late 20th century variety developed and introduced by Bailey Nursery of St. Paul, Minnesota. Renaissance Spirea will grow to be about 7 feet tall at maturity, with a spread of 8 feet. There is a bank of ‘Renaissance’ spireas planted at Moss Mountain Farm that blooms in early March just as the daffodils are finishing up and the bearded irises are coming on. It typically grows 5-8’ tall with a spread to 7-10’ wide. Pruning Spring-Blooming Spirea Spring-blooming spirea varieties include baby's breath spirea (Spiraea thunbergii), hardy in U.S. Department of Agriculture zones 4 through 8; Vanhoutte spirea (Spiraea vanhouttei), which grows in USDA zones 3 through 8; and Reeves' spirea (Spiraea cantoniensis), appropriate for USDA zones 5 through 9. Feel free to reduce it by 12 inches. It is a hybrid cross between S. trilobata x S. cantoniensis. Pruning is best done in late-winter to early spring for most trees and late-spring for spring blooming shrubs. It is particularly noted for its showy spring bloom. Pruning Spirea that are overgrown is a great way to get your garden back under control. It is seldom to trim them during the spring season, but there are … Old-fashioned spireas may contain several species of spirea, including S. x vanhouttei, S. thunbergii, S. prunifolia, and S. betulifolia (also known as Vanhoutte, Thunberg, Bridal Wreath, and Birchleaf respectively). Keep these thoughts in mind and you will avoid the dreaded “Ugly Spirea”. When pruning, remove 1/3rd of the oldest branches by cutting at the base of the shrub. Vanhoutte spirea (also commonly called bridalwreath) is a vase-shaped, deciduous shrub with branching that arches gracefully toward the ground. I couldn’t ask for a more beautiful display from a shrub that asks for almost nothing in return. Plant Care: Prune regularly to promote health, provide air circulation, maintain a desirable shape, and to remove dead or damaged branches. To improve the shape, prune tops of the plant in desired way. The general rule to remember when pruning spireas is that they love to be pruned. Tiny white flowers (each to 1/3” diameter) appear Lore: Bridalwreath spiraea blooms during the wedding season and its long flower cloaked whips are the old timer's choice for wreaths worn at country weddings. This is an easy way to a professional-looking prune. Frequent light trimmings will benefit you and your plant more than less-frequent, more drastic prunes. The Best Time to Prune Spirea Most of the varieties of spirea can be pruned after their blossoms. Most trees and late-spring for spring blooming shrubs the flowers are borne on wood grown the year.. Prune Spirea Most of the plant in desired way a more beautiful display from a shrub that asks almost. 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