| Hosta | Cosmic Shine |
| Status | registered |
| Originator(s) | Rod Kuenster 2012 |
| Origin | 'Josephine' x 'Neat Splash' |
| Size category | |
| Plant height x width | 60x105 cm (24x41 in.) |
| Leaf length x width | 24x19 cm (9x7 in.) |
| Vein pairs | 10-12 |
| Leaf color | dark green |
| Variegation | |
| Leaf | a bit rippled margin, very shiny, a bit wavy |
| Petiole | green |
| Scape | green |
| Scape height | 65 cm (26 in.) |
| Flower | near white,striped |
| Flower length | 4 cm (1.6 in.) |
| Fragrant | |
| Flowering period | June - July |
| Fertile | yes |
| Pod | green |
| Ploidy | |
| Patents | |
| Info | Nice shiny leaves. |
| Sports | |
| Progeny | |