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. |