'Waterslide' has wavy, ruffled leaves with heavy substance. The leaves hold their blue color well into the summer season and lavender flowers will also appear in late summer.
| Perennial | |
| Hosta | |
| Plantain Lily | |
| Zone 3 | |
| 2-4 hours | |
| Clay, Loam, Moist, Sandy | |
| 14" | |
| 32" | |
| Summer | |
| Lavender | |
| Moderate | |
| Mound | |
| Deer | |
| Holly-tone | |
| Foliage | |
| Yes | |
| Ferns, Hakonechloa, Heucherella, Astilbe |