| Cultivar | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'Green Wave' | Small | Dark-Green | - | - | Nat-Sport | Deep-Purple | June into July | Avent, Tony | --NR-- |
| H. venusta | Miniature | Med-Green | - | - | Unknown | Pale-Lavender | June into July | Species from Korea | --NR-- |
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