| Hosta | Sumi |
| Status | registered |
| Originator(s) | Steve Moldovan 1983 |
| Origin | sieboldiana 'Elegans' seedling |
| Size category | xtra large |
| Plant height x width | 90x135 cm (35x53 in.) |
| Leaf length x width | 33x30 cm (13x12 in.) |
| Vein pairs | 14-16 |
| Leaf color | silvery blue |
| Variegation | |
| Leaf | wavy, ruffled edge, very corrugated |
| Petiole | |
| Scape | leafy bracts |
| Scape height | 90 cm (35 in.) |
| Flower | near white |
| Flower length | |
| Fragrant | |
| Flowering period | June - July |
| Fertile | |
| Pod | |
| Ploidy | |
| Patents | |
| Info | |
| Sports | |
| Progeny | |