Floribunda / Cluster Flowered. White or white blend. Flowers brilliant white.. Small, red spotted cream-yellow pointed buds on purplish-red young shoots.. Mild fragrance. Medium, double (17-25 petals), cluster-flowered, in large clusters, cupped-to-flat bloom form. Continuous (perpetual) bloom throughout the season. USDA zone 6a through 9a. Height of 2' to 28" (60 to 70 cm). Martin Vissers (2001).