| Hosta | Blue Hour |
| Status | registered |
| Originator(s) | Dick & Jane Ward 2009 |
| Origin | unknown |
| Size category | |
| Plant height x width | |
| Leaf length x width | 33x25 cm (13x10 in.) |
| Vein pairs | 15 |
| Leaf color | blue-green |
| Variegation | |
| Leaf | thick |
| Petiole | |
| Scape | |
| Scape height | |
| Flower | |
| Flower length | |
| Fragrant | |
| Flowering period | June - July |
| Fertile | |
| Pod | |
| Ploidy | |
| Patents | |
| Info | |
| Sports | |
| Progeny | |