| Hosta | Theo's Blue |
| Status | not registered |
| Originator(s) | Theo Leijdens/Ben Zonneveld 1995 |
| Origin | pycnophylla x "Blue hosta" |
| Size category | |
| Plant height x width | |
| Leaf length x width | |
| Vein pairs | 10 |
| Leaf color | blue |
| Variegation | |
| Leaf | |
| Petiole | red |
| Scape | |
| Scape height | |
| Flower | pale lavender |
| Flower length | |
| Fragrant | |
| Flowering period | August |
| Fertile | yes/breeder |
| Pod | |
| Ploidy | 2-2-2 |
| Patents | |
| Info | |
| Sports | |
| Progeny | 'Blue Skin' = 'Shimmy Shake' x PP 'Cubbie Blue' = PP x 'Smoke Signals' 'Daddy Cool' = 'Setsurei' x PP 'Frensham Elderberry Gin' = (x hypoleuca) x PP 'Job' seedling 'Valley's Bad Boy' = PP x pycnophylla 'Valley's Front Runner' = 'Mikawa-no-yuki' x PP 'Valley's Vanilla Blue' = 'Valley's Vanilla Sticks' x PP |