| Hosta | Summer Smile |
| Status | registered |
| Originator(s) | Ollie Walker & Chris Potts 2024 |
| Origin | 'Designer Genes' sport |
| Size category | |
| Plant height x width | 35x40 cm (14x16 in.) |
| Leaf length x width | 20x15 cm (8x6 in.) |
| Vein pairs | 6 |
| Leaf color | |
| Variegation | medio |
| Leaf | |
| Petiole | |
| Scape | |
| Scape height | |
| Flower | pale purple |
| Flower length | |
| Fragrant | |
| Flowering period | |
| Fertile | |
| Pod | |
| Ploidy | |
| Patents | |
| Info | Everything you love about H. 'Designer Genes' with the addition of narrow green margins. |
| Sports | |
| Progeny | |