Hosta "Black and Blue" information:
| Size Category | small |
| Hosta height x width | 25x40 cm (10x16 in.) inches |
| Leaf length x width | 13x8 cm (5x3 in.) inches |
| Vein pairs | 6-8 |
| Leaf color | |
| Variegation | |
| Leaf type | lance, a bit wavy, a bit corrugated |
| Petiole | lance, a bit wavy, a bit corrugated |
| Scape | |
| Scape height |
| Flower | |
| Fragrant | |
| Flower length | |
| Flowering period | June - July |
| Fertile | |
| Pod | |
| Ploidy | |
| Patents | |
| Sports | |
| Progeny |
