Rochelle French has been a writer and editor since 1994, providing services for businesses, novelists, and publishers. Always use garden tools, especially knives, in a safe manner. Mature height is about 18′, but can be taller if grown as a single-stemmed tree […] How to Start a Cutting From Viburnum Shrubs. This nicked area will be the site of new root formation. Always use clean gardening tools. Plant in the garden after 2 to 3 weeks. Plan the perfect garden with our interactive tool →, Viburnums: Native Shrubs for the Home Landscape, Propagation of Shrubs from Softwood Cuttings. The plant is self-fertile. Properly cleaned, seed can be successfully stored. With deep-green foliage that resembles hawthorn leaves, the blackhaw (Viburnum prunifolium) grows to heights of 10 to 12 feet. It can be used as a small tree or as a shrub. Viburnum (Viburnum spp.) Propagating viburnum can ensure an exact cloned plant from the parent while giving an interesting look into the practices that successful growers employ. The “haw” is a nod to the way that Viburnum prunifolium resembles hawthorn. Smooth Blackhaw, Blackhaw Viburnum, Plum Leaf Viburnum, Stagberry Photo by Cure Nursery Smooth Blackhaw, native to much of mid-latitude Eastern and central U.S., is a large deciduous shrub or small tree which usually grows to around 15 feet tall and wide, but if grown as a single-stemmed tree form, it can reach up to 30 feet. Blackhaw prefers partial sun to partial shade and moist to dry well-drained soils. Propagation. The term black derives from the color of the oldest bark on the tree. Species of viburnum can range from fruiting to flowering, trees to shrubs, with serrated leaves to lobbed leaves, and can have any variety of bud formations. Transfer seedlings to individual pots filled with potting soil, then plant in late spring. Propagation Methods: From softwood cuttings. If your cuttings have not rooted after 5 weeks, pull the cutting out of the soil, rearrange, and try again. The spring flowers are in large white cymes and the fall leaf color is in reds and purples. Blackhaw Viburnum is a very dense shrub that is ideal as a wildlife refuge, as a non-thorny barrier hedge, or in a naturalized group planting. Its distinctive bronze-green foliage on reddish purple stems turns blue-black in the fall. Fire in the landscape. 4-5 inch clusters of small white fragrant flowers appear in the spring. Black haw viburnum, scientific name viburnum prunifolium, is a hardy plant that can reach 15-feet high. Read our Commitment to Diversity | Read our Privacy Statement. We’re always interested in trying new species or bringing back old favorites. While it prefers dry feet, it’s adaptable to many soil types, and to sunny and shady sites. Its twig form provides shelter to wildlife. Please contact Dylan Levy-Boyd with questions and interest in contract growing at dylan@fourthcornernurseries.com. prunifolium translates as "plum-leaved", noting the similarity of the small foliage to those of some fruiting Plums (Prunus hybrids). Takes 15 months. Once the fruits are completely dried, store the seeds in a brown paper bag over the winter season and then sow them in small pots during the early spring. Smooth Black-haw (Viburnum prunifolium), a Wisconsin Special Concern plant, is found in rich, hardwood forests, often with dolomite near the surface.Blooming occurs late May through late June; fruiting occurs early July through early September. Can form thickets Flowers on old wood, prune after floweringTolerant of black walnut toxicity and aerial salt spray Unlike other Viburnum species in my yard, V. prunifolium is largely left untouched by deer. Next, cold stratify (mimicking the winter environment) by placing the sealed bag in a refrigerator for 3 months, opening the bag once a week to exchange air. Viburnum seeds can take up to 18 months to germinate. Viburnum Propagation Propagating viburnum by seed is a long process as they take up to 18 months to germinate. Pot in container filled with potting soil. Viburnum prunifolium, commonly called black haw, is usually grown as a large, upright, multi-stemmed, deciduous shrub with an irregular crown, but it also may be grown as a small, single trunk tree. Propagating viburnum, however, isn’t nearly as difficult as attempting to define this beautiful, decorative plant. 1/3 inch oval fruits are a mixture of green, yellow, and red-pink that transition to blue-black at maturity and are attractive to wildlife (especially birds). They turn red to purple in the fall. Blackhaw is a large suckering native shrub or small tree that may grow 20 feet tall and nearly as wide. It is a host plant for Spring/Summer Azure butterflies. Fruits can be eaten raw or used in jams and preserves. Viburnum trilobum is a deciduous Shrub growing to 3 m (9ft 10in) at a medium rate. Cut the branch, leaving 12 inches of stem extending past the new root formation. I find it makes a great small, single-stem tree. Layering is the simplest of all methods to propagate viburnum. Next, cold stratify (mimicking the winter environment) by placing the sealed bag in a refrigerator for 3 months, opening the bag once a week to exchange air. Start the seeds by warm stratifying (mimicking a warm, summer environment) for 2 months. With a sharp knife, make a 2-inch lengthwise cut along the underside of the stem. Viburnums have long been one of our most popular flowering landscape shrubs, with more than 150 species available. by seed ; Cultivars/Varieties 'Early Red' - Offered by a prominent New Jersey nursery, this selection is notable for its fine foliage display. 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