| Description | Smooth Hydrangea (Hydrangea arborescence) is a small- to medium-sized, multi-stemmed, deciduous shrub with large balls of white flowers. |
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| Pronunciation | (hy-DRAIN-jah)(ar-bo-RES-enz) |
| Plant Type | Shrubs Deciduous |
| Hardiness Zone | 3-9 |
| Sunlight | Mostly sunny, half-day sun will tolerate shade, but too much shade will cause the plants to become floppy. |
| Moisture | average, moist |
| Soil & Site | average, moist |
| Flowers | It has globular flower heads that are 3-4 inches long, dry to brown, and persistent. It starts blooming in July. |
| Fruit | Dehiscent ribbed brown capsules that ripen in July-September. |
| Leaves | The large leaves are opposite, dark green and coarse. Not much fall color. |
| Stems | It has twigy stems, suckering from the roots. |
| Dimensions | 3-5 by 3-5 or larger, mounded |
| Maintenance | This plant can be cut flush with the ground in the late fall or early spring. |
| Propagation | division |
| Native Site | It is native to moist or rocky wooded slopes, ravines, streambanks and bluff bases from New York to Florida west to Iowa, Missouri, Oklahoma and Louisiana. (#144) |
| Notes & Reference | #85-Hydrangeas for American Gardens (Michael Dirr), #144-Missouri Botanical Gardens web site (www.missouribotanicalgarden.org) |
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