MyHostas - the site for the Hostaholic
| Hosta | Cool Dreams |
| Status | registered |
| Originator(s) | Mark Zilis 2010 |
| Origin | 'Halcyon' x 'Silver Bowl' |
| Size category | medium |
| Plant height x width | 38x80 cm (15x31 in.) |
| Leaf length x width | 19x13 cm (7x5 in.) |
| Vein pairs | 12-13 |
| Leaf color | blue-green |
| Variegation | |
| Leaf | thick, bovate, cupped, corrugated, a bit wavy |
| Petiole | |
| Scape | blue-green |
| Scape height | 60 cm (24 in.) |
| Flower | near white |
| Flower length | |
| Fragrant | |
| Flowering period | June - July |
| Fertile | |
| Pod | |
| Ploidy | |
| Patents | |
| Info | Mark Zilis hybrid of 'Halcyon' x 'Silver Bowl' that combines the best of both of its parents. Rich blue foliage that is neatly cupped in a medium-sized mound. |
| Sports | |
| Progeny | |