| Hosta | Emma Foster |
| Status | registered |
| Originator(s) | Eugene Foster 1985 |
| Origin | montana 'Aureomarginata' sport |
| Size category | medium |
| Plant height x width | |
| Leaf length x width | 18x13 cm (7x5 in.) |
| Vein pairs | 16 |
| Leaf color | |
| Variegation | |
| Leaf | |
| Petiole | |
| Scape | |
| Scape height | |
| Flower | purple,bell |
| Flower length | |
| Fragrant | |
| Flowering period | |
| Fertile | |
| Pod | |
| Ploidy | |
| Patents | |
| Info | =montana 'Emma Foster'. |
| Sports | |
| Progeny | |