| Hosta | Undertow |
| Status | registered |
| Originator(s) | Charly Seaver 2012 |
| Origin | 'Don Quixote' x 'Sea Octopus' |
| Size category | medium |
| Plant height x width | 25x75 cm (10x30 in.) |
| Leaf length x width | 18x7 cm (7x3 in.) |
| Vein pairs | 6 |
| Leaf color | green,white edge |
| Variegation | edge |
| Leaf | lance |
| Petiole | red base |
| Scape | green red base |
| Scape height | 50 cm (20 in.) |
| Flower | lavender |
| Flower length | 7.5 cm (3 in.) |
| Fragrant | |
| Flowering period | August - September |
| Fertile | yes |
| Pod | green |
| Ploidy | |
| Patents | |
| Info | The mounds would be higher but the crazy leaves, which by the way are green centered with a wider than usual white margin, curve backwards. Hence the "undertow"! |
| Sports | |
| Progeny | |