Cultivar NamePlant SizeLeaf ColorVariegationVar ColorOriginFlower ColorSeasonSourceRegistered
'Hydon Gleam'MediumYellow  HybridPale-LavenderAugustGeorge, Arthur & Ruh, Peter.1998
'Hydon Sunrise'SmallYellow  Unknown  George, Arthur & Benedict, Dr Ralph (Herb)--NR--
'Hydon Sunset'SmallYellow  HybridDeep-PurpleJulyGeorge, Arthur & BHHS.1988
'Hydon Twilight'    Hybrid  George, Arthur--NR--
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