Species Cross. Dark purple, crimson shading, violet undertones. Mild, clove, old rose fragrance. Small to medium, single (4-8 petals), cluster-flowered, flat to cupped bloom form. Moderate, continuous (perpetual) bloom throughout the season. USDA zone 4a and warmer. Height of 3' to 5' (90 to 150 cm). Paul Barden (2002).