| Hosta | Sum Blue |
| Status | registered |
| Originator(s) | Charlie Kwick 2019 |
| Origin | 'Sum of All' seedling |
| Size category | |
| Plant height x width | 25x50 cm (10x20 in.) |
| Leaf length x width | 15x11 cm (6x4 in.) |
| Vein pairs | 8-10 |
| Leaf color | |
| Variegation | |
| Leaf | a bit wavy |
| Petiole | |
| Scape | blue-green |
| Scape height | 60 cm (24 in.) |
| Flower | near white |
| Flower length | 5.5 cm (2.2 in.) |
| Fragrant | N |
| Flowering period | June - July |
| Fertile | |
| Pod | |
| Ploidy | |
| Patents | |
| Info | Slightly wavy, thick and strong appearing dark blue-green leaves. |
| Sports | |
| Progeny | |