No. | Cultivar Name | Type of Origin | Mother/Pod Parent | x Pollen Parent | Source | Background Information |
1
| 'Holar Rainbow Colors' | Hybrid | 'Justice' | 'Arch Duke' | Van Keer, Ronny | (GENETIC BACKGROUND) 'Arch Duke', 'Cartwheels', 'Elatior', 'Elegans', 'Frances Williams', 'Golden Nugget', Hosta hypoleuca, 'Sieboldiana' |
2
| 'Holar Rainbow Rider' | Hybrid | 'Holar Rainbow Colors' | 'Mr Blue' | Van Keer, Ronny | (GENETIC BACKGROUND) 'Holar Rainbow Colors', 'Mr Blue', Hosta pycnophylla, 'Riptide' |
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