| Hosta | Sir Cocky |
| Status | registered |
| Originator(s) | Charlie Kwick 2016 |
| Origin | 'Sum and Substance' x montana 'Aureomarginata' |
| Size category | |
| Plant height x width | 75x85 cm (30x33 in.) |
| Leaf length x width | 36x24 cm (14x9 in.) |
| Vein pairs | 15-16 |
| Leaf color | dark green |
| Variegation | |
| Leaf | |
| Petiole | |
| Scape | light green |
| Scape height | 95 cm (37 in.) |
| Flower | pale lavender |
| Flower length | 6 cm (2.4 in.) |
| Fragrant | |
| Flowering period | June - July |
| Fertile | yes |
| Pod | |
| Ploidy | |
| Patents | |
| Info | Bold, upright, fast growing, swaggering leaves. |
| Sports | |
| Progeny | |