| Hosta | Valley's Magnum |
| Status | registered |
| Originator(s) | Jeroen Linneman 2015 |
| Origin | 'Empress Wu' seedling |
| Size category | gigantic |
| Plant height x width | 100x120 cm (39x47 in.) |
| Leaf length x width | 47x29 cm (19x11 in.) |
| Vein pairs | 9-11 |
| Leaf color | blue-green |
| Variegation | |
| Leaf | thick, a bit cupped, very wavy, a bit corrugated |
| Petiole | |
| Scape | green |
| Scape height | 140 cm (55 in.) |
| Flower | near white,striped |
| Flower length | 5 cm (2 in.) |
| Fragrant | |
| Flowering period | June - July |
| Fertile | yes |
| Pod | blue-green |
| Ploidy | |
| Patents | |
| Info | This is a huge big blue leaved hosta with great looks. Hosta 'Empress Wu' genes is this one. It's a beautiful Giant. |
| Sports | |
| Progeny | |