Hosta "One and Only" information:
| Size Category | large |
| Hosta height x width | 60x70 cm (24x28 in.) inches |
| Leaf length x width | 28x20 cm (11x8 in.) inches |
| Vein pairs | 10-11 |
| Leaf color | |
| Variegation | |
| Leaf type | |
| Petiole | |
| Scape | |
| Scape height | 75 cm (30 in.) |
| Flower | pale lavender,bell |
| Fragrant | |
| Flower length | 2.5 cm (1 in.) |
| Flowering period | June - July |
| Fertile | yes |
| Pod | |
| Ploidy | |
| Patents | |
| Sports | |
| Progeny |
