No. | Cultivar Name | Type of Origin | Pod or Sport Parent | x Pollen Parent | Source | - - Background Information - - |
1
| 'Blue Stockings' | Hybrid | 'Lavender Stocking' | 'Mr Blue' | Sanford, Matt | (GENETIC BACKGROUND) Hosta kiyosumiensis, 'Lavender Stocking', 'Mr Blue', Hosta pycnophylla, 'Riptide' |
2
| 'Holar Dragon Rider' | Hybrid | 'Mr Blue' | 'Arch Duke' | Van Keer, Ronny | (GENETIC BACKGROUND) 'Arch Duke', 'Cartwheels', 'Elegans', 'Frances Williams', 'Golden Nugget', Hosta hypoleuca, 'Mr Blue', Hosta pycnophylla, 'Riptide', 'Sieboldiana' |
3
| 'Holar Fire Rainbow' | Hybrid | Complex Cross | 'Mr Blue' | Van Keer, Ronny | (GENETIC BACKGROUND) 'Elatior', 'Justice', 'Mr Blue', Hosta pycnophylla, 'Riptide' |
4
| 'Holar Glacier Walk' | Hybrid | 'Mikawa-no-Yuki' | 'Mr Blue' | Van Keer, Ronny | (GENETIC BACKGROUND) 'Mr Blue', Hosta kikutii, Hosta longipes, Hosta pycnophylla, 'Riptide' |
5
| 'Holar Ice Empress' | Hybrid | 'Empress Wu' | 'Mr Blue' | Van Keer, Ronny | (GENETIC BACKGROUND) 'Big John', 'Empress Wu', 'Mira', 'Mr Blue', 'Sieboldiana', 'Riptide', Hosta pycnophylla |
6
| 'Holar Purple Glacier' | Hybrid | 'Miss Linda Smith' | 'Mr Blue' | Van Keer, Ronny | (GENETIC BACKGROUND) 'Miss Linda Smith', 'Mr Blue', Hosta pycnophylla, 'Riptide' |
7
| 'Holar Purple Highness' | Hybrid | 'Tequila Sunrise' | 'Mr Blue' | Van Keer, Ronny | (GENETIC BACKGROUND) 'Aden No. 349', 'Green Fountain', 'Green Wedge' (Shaw), Hosta longipes, 'Mr Blue', Hosta nigrescens', Hosta pycnophylla, 'Riptide', 'Spritzer' |
8
| 'Holar Rainbow Rider' | Hybrid | 'Holar Rainbow Colors' | 'Mr Blue' | Van Keer, Ronny | (GENETIC BACKGROUND) 'Holar Rainbow Colors', 'Mr Blue', Hosta pycnophylla, 'Riptide' |
9
| 'Holar Rising Flame' | Hybrid | 'Tequila Sunrise' | 'Mr Blue' | Van Keer, Ronny | (GENETIC BACKGROUND) 'Aden No. 349', 'Green Fountain', 'Green Wedge' (Shaw), Hosta longipes, 'Mr Blue', Hosta nigrescens', Hosta pycnophylla, 'Riptide', 'Spritzer' |
10
| 'Mister Blue' | Unknown | - | - | Unknown | (SIMILAR.NAME) 'Mr Blue' ++(INFO.SOURCE: Hosta Library) |
11
| 'Mr Blue' | Hybrid | Unknown | 'Riptide' | Wrede, Arthur | (GENETIC BACKGROUND) Hosta pycnophylla, 'Riptide', 'Sieboldiana' (Possibly), Tardiana Type (Possibly), 'Tokudama' (Possibly) |
12
| 'Sugar Blue' | Unknown | | | Fransen, Marco & Fransen, Joyce | (SIMILAR.HOSTAS) 'Best of Twenty', 'Mr Blue' |
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