Snowball-bush-hydrangea, snowball bush, also called japanese snowball bush, is a native of china and japan and grows in usda plant hardiness zones 5 through 8. snowball hydrangea, also called smooth hydrangea, is native to.... The snowball hydrangea (hydrangea arborescens) species of hydrangea is known for its enormous, spherical, white flower heads. these beautiful shrubs often become so covered with 10-inch blooms that it can look like a fresh blanket of snow has fallen on them, hence their common name., snowball hydrangea shrubs grow 4 to 6 feet (1.2 to 1.8 m.) tall, while the viburnums grow 6 to 10 feet (1.8 to 3 m.) tall. if you’re looking at a shrub that is well over 6 feet (1.8 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..
Both snowball bush and smooth hydrangea grow well in moist, well-drained soil and don't require fertilizer in normal, healthy gardens. snowball bush does best with slightly acidic soil while smooth hydrangea tolerates acidic to alkaline ph levels. full sun is a requisite for abundant snowball blooms -- and for its brilliant fall color., snowball hydrangea (hydrangea arborescens) is a good choice for colder climates since it flowers on the current season’s growth ("new wood") and is not bothered by late spring frosts.they produce large round flower heads that remain attractive into fall. most gardeners cut the stems to the ground in late winter..
A snowball hydrangea is another name for a mophead hydrangea, or hydrangea macrophylla. it is a cultivar of bigleaf hydrangea, and it's a popular choice for home gardens, especially in the southern united states. snowball hydrangeas have large, circular flowers, as the name would suggest.