| Hosta | Blue Ox |
| Status | registered |
| Originator(s) | Chet Tompkins/Pete Ruh 1999 |
| Origin | sieboldiana seedling |
| Size category | very large |
| Plant height x width | 48x70 cm (19x28 in.) |
| Leaf length x width | 32x25 cm (13x10 in.) |
| Vein pairs | 18-19 |
| Leaf color | blue-green |
| Variegation | |
| Leaf | puckered, corrugated, ovate |
| Petiole | |
| Scape | blgr |
| Scape height | 75 cm (30 in.) |
| Flower | white,tubular |
| Flower length | 4 cm (1.6 in.) |
| Fragrant | |
| Flowering period | June - July |
| Fertile | yes/breeder |
| Pod | blue-green |
| Ploidy | |
| Patents | |
| Info | Huge leaves are cupped and pebbled; excellent substance. A sieboldiana hybrid with heavily puckered blue leaves with a slightly rippled margin and a somewhat unruly habit . White flowers. Blue-green with rippled margins. An intense, cupped blue with very heavy substance and an upright, rather vaselike character. Blue patina is very strong and enduring. From lines of 'English Sieboldiana', 'Old Gold Edge' and 'Spirit Lake'. An excellent parent for intense, cupped blues. |
| Sports | |
| Progeny | 'Cum Laude' = PP x 'Love Pat' 'Glad Rags' = 'Sheer Bliss' x PP |