Nymphaea 'Helvola'
Waterlily
Family: Nymphaeaceae Water Lily
| Type | Perennial |
| USDA Hardiness range | 6B - 10A |
| Exposure | Full sun |
| Bloom color | Yellow |
| Bloom time | Early Summer to Early Fall |
| Water needs | Wet |
| Landscape uses | Container, specimen |
| Height | n/a |
| Spread | 24" to 36" / 60cm to 90cm |
| Growth rate | Moderate |
| Persistence | Deciduous |
| Bloom attributes | Suitable for cut flowers, fragrant flowers |
| Leaf color | Green, purple |
| Fruit color | n/a |
| Soil pH requirements | Neutral |
| Soil type | Loamy |
| Form | Spreading or horizontal |
| Attributes and features | Attractive foilage |