A sight to behold in late spring and early summer the snowball tree produces hundreds of pure white pom45pom flower heads which start green and gradually change to pure white forming a large bushy rounded shrub viburnum opulus 39roseum39 has attractive maple45like leaves which become glorious red in autumn 45 a final show before they fall for winter happy in sun or shade and any soil this deciduous shrub is superb for woodland gardens mixed borders and cut flower gardens an