Korean Spice Viburnum is a popular, slow-growing shrub that is ideal as a specimen or in groupings. Flower Clusters have pink buds that bloom white in April-May. These flowers produce a strong, spicy fragrance. Deep green, leathery leaves turn attractive red-purple in the fall. Avoid pruning in the fall so that the flower buds will not be removed. A great shrub to plant as a specimen or in groupings where people can enjoy the spring fragrance of this viburnum.