Hydrangea macrophylla 'Shamrock'
Bigleaf Hydrangea, Florist's Hydrangea, Garden Hydrangea
Family: Hydrangeaceae Hydrangea
| Type | Shrub |
| USDA Hardiness range | 5A - 9B |
| Exposure | Partial shade to full sun |
| Bloom color | n/a |
| Bloom time | Summer |
| Water needs | Moist |
| Landscape uses | Border, foundation, massing, screen, seashore, specimen |
| Height | 30" to 5' / 75cm to 1.60m |
| Spread | 30" to 5' / 75cm to 1.60m |
| Growth rate | Moderate |
| Persistence | Deciduous, broadleaf |
| Bloom attributes | Suitable for cut flowers |
| Leaf color | Green |
| Fruit color | Brown |
| Soil pH requirements | Acidic, neutral, slightly alkaline |
| Soil type | Loamy |
| Form | Upright or erect |