Iceberg Rose TreeDouble White Roses on a Tree There are rose bushes and then there is the majestic Iceberg Rose Tree. Youll get a magnificent display of 2 to 4 inch brilliant white blooms year after year on a tree that we train to grow upright. Our skilled growers groom this tree so you dont have to. Your tree will grow to about 3 feet tall, displaying a rounded crown bursting with fragrant, large white roses that have a delicate pale yellow center. Long Growing