A snowball viburnum bush won’t tolerate a climate colder than U.S. Department of Agriculture plant hardiness zone 6. Snowball bushes growing in colder climates are probably hydrangeas. The hydrangeas have a much longer bloom period than the viburnums, with blossoms remaining on the shrub for as long as two months.
Like maple trees, the leaves of the snowball bush viburnum can turn reddish-orange in the fall, making it a perfect year-round landscape addition and specimen plant for spring or fall.
You can also plant your Snowball Bush, also known as the Chinese Snowball, in a container. If you do want to repot your Snowball for indoors or patio growth, select a container that's about twice the size of your plant's shipped container and ensure it Read more
Viburnum leaf beetle (Pyrrhalta viburni) is the insect causing this "shot hole" feeding on your snowball tree (Viburnum opulus 'Roseum'). The insects emerge in May as caterpillars, mainly on the underside of leaves. In early summer, the larvae drop to the ground and emerge as Read more
The snowball bush viburnum is relatively easy to care for. You can plant it in the spring or fall; make sure to dig a shallow and broad hole that is as deep as the root ball but two to three times wider. Fill the hole Read more
Unfortunately snowballs are problematic in this way. They are susceptible to a number of bugs including caterpillars and beetles.
Viburnum species may become diseased with powdery mildew caused by the fungus Erysiphe viburni. The occurrence and spread of this disease is favored by a combination of warm days, cool nights, and humid conditions but is inhibited by rain. Powdery mildew is worse on plants Read more
Fertilizer. Fertilize your snowball bush plant in the spring with a slow-release fertilizer, or work compost into the earth around the plant at any time. Be careful not to go overboard—fertilizing too much can inhibit the plant's blossoms.
During the growing season, snowball bush viburnum has green leaves that provide a beautiful backdrop to the spring flower show. It's an easy-growing shrub that thrives in full sun to part shade.
Young snowballs appreciate frequent watering, about three to five times a week during hot summer months. Established snowball bushes can take less frequent watering. Water snowballs at ground level to avoid rot.
Caused by the soil-borne Verticillium albo-atrum and Verticillium dahliae fungi, Verticillium wilt is a serious fungal disease that often affects snowball bushes. Wilt causes the shrub's leaves to suddenly start wilting, yellowing or curling.
If you want to transplant the tree in the fall, begin root pruning after the snowball has stopped blooming in June. To prune the roots, use a shovel and dig a circular trench around the base of the tree to create a contained root ball. Read more
Water your snowball bush enough to keep its soil evenly moist, as it does not like dry ground.
If you're looking at a shrub that is well over 6 feet (2 m.) tall, it is a viburnum. A snowball viburnum bush won't tolerate a climate colder than U.S. Department of Agriculture plant hardiness zone 6. Hydrangeas bloom in spring and may rebloom in Read more
You can also smear a ring of vaseline around the base of the bush to keep the ants from climbing up, assuming they don't have access from neighboring plants. This works for me. Good luck!
When the soil becomes too dry, the leaves begin to wilt and curl, especially around the tips and edges. Adding at least 2 inches of mulch around the plant helps the soil retain moisture. Watering it thoroughly once a week usually gives the plant the Read more
The best time to plant a Snowball Bush is either in the fall or spring, depending on the variety of the bush, its age, and your hardiness zone.
A: The best time to prune snowball bush, Viburnum macrocephalum, is after it finishes blooming and the white flowers have turned to brown. Keep in mind that this shrub is naturally quite large. To keep it small, you'll have to prune it every year after Read more
The Snowball doesn't require a lot of upkeep, but if you want it to grow above and beyond, a regular watering schedule is important. If you're not sure when to water, check the surrounding soil with your finger, down to about 2 or 3 inches. Read more
Wilt causes the shrub's leaves to suddenly start wilting, yellowing or curling. Other visible signs include premature defoliation, individual branch dieback, stunted plant growth and death of the entire plant.
Your new snowball bush (Viburnum opulus) is hardy in zones 4-8 so it will survive your winters without problem. If there's any winter damage evident next spring, prune it off to encourage healthy new growth.
For best blooming, provide snowball with at least six hours of direct, full sun each day. Too much shade means few or no blooms. If your snowball bush is planted in a shaded location, this may be why it won't flower. Consider adjusting the surroundings Read more
Chinese Snowball Viburnum is a flowering shrub native to mainland China. Every part of the plant is toxic, especially the seeds. In fact, many shrubs, trees, and flowers commonly found in the garden and in the wild are dangerous if your dog eats them. The Read more
Snowball bushes don't require heavy feeding, and too much fertilizer can promote rot. Use a balanced 10-10-10 NPK fertilizer in early spring if desired. Pinch spent blooms to help promote new growth. Regular pruning is necessary to keep snowball bushes tidy.
Plants are self-incompatible and need to grow close to a genetically distinct plant in the same species in order to produce fruit and fertile seed[11, 200]. Special Features:Attractive foliage, Not North American native, Blooms are very showy.
The Snowball Viburnum is a deciduous shrub, so it sheds its leaves in the fall and blooms form on old wood. If you're training your Snowball Viburnum Shrub to provide a lot of blooms, prune it back in spring after it has begun blooming to Read more
Landscaping Uses. Because it doesn't die back in winter and it is multistemmed, snowball bush makes a good hedge as long as you don't mind the plant losing its leaves in the winter months. Both snowball bush and snowball hydrangea work as single specimen plants Read more
Snowball viburnum enjoys moist soil that's well-draining. When the soil becomes too dry, the leaves begin to wilt and curl, especially around the tips and edges. Adding at least 2 inches of mulch around the plant helps the soil retain moisture.
Leaf spot is a fungal disease that may cause blotchy, yellowing leaves on viburnum, especially during damp, cool weather. Remove and destroy damaged growth. Armillaria root rot is another fungus that commonly causes yellow leaves on viburnum, as well as a white fungal growth under Read more
Trim damaged branches down to the new growth throughout the year. Examine your snowball bush throughout the year to look for broken or rotting branches. With a sharp pair of shears, cut out the damaged parts. If possible, cut above the nodes, which are where Read more
The fungal disease called Botryosphaeria dieback and canker, caused by Botryosphaeria species, is most likely to occur on plants suffering from drought stress, bark injuries, pruning wounds, or other environmental stresses.
Root weevils, which look like white grubs with brown heads, cause significant damage to the snowball bush. Drench the foliage to treat the adult weevils, which are black flying insects. Treat the plant three times at two- to three-week intervals.
Snowball bushes are prized for their spreading, arching habit, but do not need pruning for successful development. However, gardeners may trim them to maintain their shape.
Thriving in U.S. Department of Agriculture Zones 3 to 8, snowball bushes prefer full sun but also do well with partial shade. Best planted in the fall or spring, snowball bushes appreciate well-drained soil. Choose a planting spot that affords the snowball plenty of room Read more
The snowball bush, also known as the snowball virburnum or Viburnum x burkwoodii, offers some resistance to browsing deer. According to the University of Georgia, deer tend to avoid plants with strong fragrances. The snowball bush produces fragrant blossoms, which can help to deter deer.
It's an easy-growing shrub that thrives in full sun to part shade. Chinese snowball bush (Viburnum macrocephalum) opens some of the largest snowball blooms, with flower heads measuring up to 8 inches across. The flowers on Viburnum macrocephalum shift from pale green, to cream, to Read more
Snowball is hardy in U.S. Department of Agriculture plant hardiness zones 7 through 9. Since the sterile flowers don't set seeds, propagate snowball bush by rooting pieces of branches.
The snowball blooms open in mid-spring, with the white flowers arranged in spherical clusters. On Japanese snowball viburnum, the blossom balls measure two to three inches across. With Eastern snowball viburnum, flowers burst into their glory late spring to early summer and measure up to Read more
General Snowball Bush Care Snowball bushes thrive in full sunlight to partial shade. While these plants grow successfully in nearly any condition, including wet soils, drought, and both alkaline and acid pH levels, ideal conditions include moist, well-drained soil, says Missouri State University School of Read more
Temperature: Warm temperature supports the growth of these plants. It grows well at 20°C and above during the summers. During winter, the plant can tolerate cold temperatures of up to about -30°C. It can also tolerate the frost, snow, and turbulent winter winds.