| Hosta | Doctor Yahr |
| Status | not registered |
| Originator(s) | Jeff Miller/Wisconsin Hosta Society |
| Origin | |
| Size category | |
| Plant height x width | |
| Leaf length x width | |
| Vein pairs | |
| Leaf color | blue-green |
| Variegation | |
| Leaf | corrugated |
| Petiole | |
| Scape | |
| Scape height | |
| Flower | |
| Flower length | |
| Fragrant | |
| Flowering period | |
| Fertile | yes |
| Pod | |
| Ploidy | |
| Patents | |
| Info | ='Dr. Yahr'. ='Dr. Robert Yahr'. It was named after Dr. Robert Yahr the founder of Rotary Botanical Gardens. Jeff Miller donated the plant from his hybridization program. The Wisconsin Hosta Society paid for the tissue culture propagation. The hosta is only being be sold at the gardens as a fundraiser and a tribute to Yahr. |
| Sports | |
| Progeny | |