| Scientific Name: | Hydrangea quercifolia |
| Common Name: | oakleaf hydrangea |
| Family Name: | Hydrangeaceae |
| Origin: | U.S. - northeast |
| Hardiness Zone: | Zone 5: (-29 to -23 °C) |
| Plant Type: | Shrub - deciduous |
| Mature Size: | 1.3 - 2.0m x 2 - 3m (height x width) |
| Habit: | Irregular |
| Form: | Mounded |
| Texture: | Coarse |
| Landscape Uses: | Mixed shrub border, Summer interest |
| Exposure: | Full sun only if soil kept moist, Part sun/part shade |
| Soil or Media: | Well-drained |
| Leaves: | Simple, Lobed, Opposite, Soft flexible, Heavily veined, Pinnate venation, Pubescent, Oblong, Pinnately lobed, Serrate |
| Flowers: | Thyrse, White, Pink, Aug-Sep-Oct |
| Fruit: | Capsule, Brown, Nov, (Persistent) |
| Key ID Features: | |
| Leaves opposite, thick, leathery, deeply lobed akin to an oak leaf, autumn colour from brilliant red to purple, up to 25cm long; raceme of white flowers, 4 petals; bark slightly exfoliating, smooth; new growth is hairy. Winter ID: twigs and buds rusty-brown with grey pubescence, terminal bud oblong, up to 14mm long; lateral buds rounded to oblong, 2-4mm long; leaf scars mostly crescent shaped with 7 bundle scars, persistent capsules. | |