Oakleaf Hydrangea - 'Hydrangea quercifolia' Oakleaf Hydrangea is a very handsome bushy shrub, native to the United States. Deciduous in nature and with wonderful flowers in the late Spring, early Summer, Oakleaf Hydrangea flowers grow in large panicles and transform from creamy white blooms to pink to pleasant cream by the fall. Oakleaf hydrangea has foliage that turns from dark green foliage to glowing red in the fall, making for a colorful landscaping option for homes and gardens. Disease and insect problem free, it prefers mostly sun, but can grow well in partial shade environments.
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| Common Name: |
Oakleaf Hydrangea |
| Popular Varieties: |
Cloud Nine, Gloster Form, Harmony, Joe McDaniel, John Wayne, Late Hand, Luverne Pink, PeeWee, Picnic Hill, Roanoke, Sikes Dwarf, Snowflake, Snow Queen, Tennessee Clone |
| Type: |
Deciduous Flowering Shrub |
| Family: |
Hydrangeaceae |
| Sun Requirements: |
Partial Shade to Full Sun |
| Leaves: |
Opposite, simple, ovate to sub-orbirular in outline, minutely 3 to 7 lobed, 3 to 8 inches long, two-thirds to fully as wide, usually truncate at base and decurrent into the petiole, lobes broad, serrate and often slightly lobed, dark green and glabrous above, whitish to brownish tomentose beneath. Leaves change to shades of red, orangish brown in the fall. |
| Size: |
4 to 6 feet in height; spread as wide and wider as it suckers from roots. |
| Hardiness: |
Zone 5 to 9. For an idea of your plant zone please visit the USDA Plant Hardiness Zone Map. |
| Habit: |
Upright, little branched, irregular, stoloniferous shrub forming mounded colonies. |
| Rate: |
Slow to medium. |
| Flowers: |
White, changing to purplish pink and finally tannish brown, outer flowers sterile. 1 to 2 inches diameter; fertile flowers numerous, lacking character or good color. Flowers appear through June through July and persisting through fall. Best flowers in late May-early June. Flowers are borne in 4 to 12 inches long erect panicles. |
| Diseases & Insects: |
Problem free. |
| Landscape Value: |
Somewhat difficult to use in the residential landscape because of coarseness and massing; the shrub border, massing or shady situations offer possibilities; excellent foliage makes it worthy of consideration; It does quite well in full sun and shade. |
| Soil Preference: |
Soil should be rich, porous, acidulous and well drained. |
| Care: |
Water regularly after initial planting and prune as necessary to maintain form and desired shape. |
| Fertilization: |
Fertilize an area three times the canopy spread of the shrub 1 to 2 times a year with a 10-10-10 fertilizer. Only fertilize an established tree.
| | Planting Instructions: |
Dig a hole three times the diameter of the root system, with a depth no deeper than the original soil line on trunk. Break up the soil to the finest consistency possible. Place plant in hole and fill, compacting the fill dirt. Water the plant heavily to seal soil around the roots and remove air pockets. Water well, and remember to water regularly until they have started to grow.
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