| Hosta | Saishu Jima |
| Status | registered |
| Originator(s) | Japan/Jack Craig/Alex Summers/Pete Ruh 2002 |
| Origin | unknown |
| Size category | mini - small |
| Plant height x width | |
| Leaf length x width | 10x3 cm (4x1 in.) |
| Vein pairs | 3-4 |
| Leaf color | green |
| Variegation | |
| Leaf | |
| Petiole | |
| Scape | |
| Scape height | 25 cm (10 in.) |
| Flower | purple |
| Flower length | |
| Fragrant | |
| Flowering period | August - September |
| Fertile | |
| Pod | |
| Ploidy | |
| Patents | |
| Info | Originally found on the island of Saishu Japan. Lance shaped green leaves 4" x 1", glossy with wavy leaf margins. Bell shaped purple striped flowers. Rapid increaser. Used for several plants, often dwarf green forms of sieboldii = f. spathulata. Narrow glossy green twisted leaves. Good edger. Very small and low, shiny dark green wavy leaves. Purple flowers. Small low mound of glossy green leaves. Produces an abundance of lavendar flowers. Dark glossy green; narrow, very rippled margins; horizontal form; [sieboldii]. Reblooming purple flowers. |
| Sports | 'Little Jim' sport/os |
| Progeny | 'Iszat U Doc' seedling 'Lauren' seedling 'Maui Rains' = 'Kabitan' x PP 'Missy' hybrid 'Saishu Jima Closed' hybrid 'Sugar Babe' = 'Iron Gate Supreme' x PP |