| Hosta | Big John |
| Status | registered |
| Originator(s) | Clarence Owens 1986 |
| Origin | 'Mira' seedling |
| Size category | gigantic |
| Plant height x width | 80x185 cm (31x73 in.) |
| Leaf length x width | 45x38 cm (18x15 in.) |
| Vein pairs | 16-20 |
| Leaf color | dark green |
| Variegation | |
| Leaf | a bit rippled margin, corrugated |
| Petiole | |
| Scape | |
| Scape height | 85 cm (33 in.) |
| Flower | near white,striped |
| Flower length | 7.5 cm (3 in.) |
| Fragrant | |
| Flowering period | June - July |
| Fertile | yes/breeder |
| Pod | |
| Ploidy | |
| Patents | |
| Info | Huge dark green leaves undulate and arch downward; large impressive plant. Giant green hosta. One of the largest hostas grown! Eunice Fisher Award. HUGE clump of heavy substanced blue-grn; specimen clump. Dark green with glaucous bloom near center and gray-green underside; slightly undulating; leaf arches downward. White flowers. |
| Sports | |
| Progeny | 'Bluetonium' selection 'Dark Vader' = PP x 'Emerald City' = PP x montana f. macrophylla 'Giantland Skylight Mountain' = PP x 'Skylight' 'Giantland Yellow Dome' seedling 'Godzilla' = PP x montana f. macrophylla 'Goldmine ' = 'High Noon' x PP 'Holy Toledo' = 'Christmas Tree Gala' x PP 'Justice for All' = 'Justice' x PP 'Krugerrand' = 'High Noon' x PP 'Pandymonium' seedling 'Sutter's Mill' = 'High Noon' x PP 'T Rex' = montana f. macrophylla x PP 'Troubled Waters' hybrid 'Valley's Ice Giant' = 'Neptune' x PP 'Valley's Whale Rider' = 'Neptune' x PP 'Xanadu Empress Wu' hybrid 'Xanadu Xanthippe' hybrid |