No. Cultivar Name Source Plant Size Leaf Color Variegation Var Color Origin Flower Color Season Registered 1 'Ultraviolet Light' Wilkins, Dr Jim & Wilkins, Jill Medium Yellow - - Hybrid Light-Purple July .1989 2 'Unchained Melody' Wilkins, Dr Jim Large Dark-Green Marginal Creamy White Hybrid Near-White July .2000 3 'Unexpected Pleasure' Asch, Stuart Large Dark-Green Marginal White Hybrid Pure-White July into August .2000 4 'Unexpected Song' Wilkins, Dr Jim Large Dark-Green - - Sport Pure-White July into August .2000
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