Hosta "John Kulpa" information:
| Size Category | |
| Hosta height x width | inches |
| Leaf length x width | inches |
| Vein pairs | 12 |
| Leaf color | |
| Variegation | medio |
| Leaf type | |
| Petiole | |
| Scape | |
| Scape height |
| Flower | near white |
| Fragrant | fragrant |
| Flower length | |
| Flowering period | July - August |
| Fertile | |
| Pod | |
| Ploidy | |
| Patents | |
| Sports | |
| Progeny |
