Hydrangea serrata
'Tiara'
Tiara Hydrangea
| Family |
| Hydrangeaceae (Saxifragaceae) |
| Genus |
| Hydrangea |
| Species |
| serrata |
| Cultivar |
| 'Tiara' |
| Category |
| Woody |
| Type |
| Shrub (deciduous) |
| USDA Hardiness Zone |
| 7b - 8a |
| Canadian Hardiness Zone |
| 7 |
| RHS Hardiness Zone |
| H5 |
| Temperature (°C) |
| -15 - (-9) |
| Temperature (°F) |
| 5 - 15 |
| Height |
| 0.5 - 2 m |
| Spread |
| 1 - 1.5 m |
| General Description |
| Hydrangea serrata 'Tiara' is a small, compact deciduous shrub with deep green to reddish-purple, serrated leaves and blue lace-cap flower heads. |
| Cultivation |
| Grow in full sun to part-shade, in moist, well-drained, acidic to neutral soil. |
| Growth |
| Fast |
| Pests |
| Possible problems include: capsid bug, aphids, hydrangea scale and leaf spot. |
| Habitat |
| Horticultural origin. |
| Leaf Description |
| Opposite, broadly ovate, green to reddish-purple, serrate margins (teeth pointing forward). |
| Flower Description |
| Lace-cap flower heads consist of a central cluster of tiny blue fertile flowers surrounded by larger, lighter blue sterile flowers. |
| Notable Specimens |
| RHS Garden Rosemoor, North Devon, England. |