Hosta "Rock Concert" information:
| Size Category | |
| Hosta height x width | 48x80 cm (19x31 in.) inches |
| Leaf length x width | 24x8 cm (9x3 in.) inches |
| Vein pairs | 8-10 |
| Leaf color | |
| Variegation | streaked, unstable |
| Leaf type | very shiny, a bit rippled, a bit cupped, a bit twisted, a bit wavy |
| Petiole | very shiny, a bit rippled, a bit cupped, a bit twisted, a bit wavy |
| Scape | dark green |
| Scape height | 95 cm (37 in.) |
| Flower | pale lavender |
| Fragrant | |
| Flower length | 4.5 cm (1.8 in.) |
| Flowering period | July - August |
| Fertile | yes |
| Pod | |
| Ploidy | |
| Patents | |
| Sports | |
| Progeny |
