100 seeds - Oakleaf Hydrangea Seed -Hydrangea quercifolia -Showy Fall Color,Hardy to zone 5. 100 seeds - Oakleaf Hydrangea Seed -Hydrangea quercifolia -Showy Fall Color,Hardy to zone 5. Oakleaf Hydrangea Seeds Hydrangea quercifolia ( Oakleaf hydrangea ) is a species of hydrangea native to the southeastern United States , from North Carolina west to Tennessee , and south to Florida and Louisiana . One of the most handsome plants for landscape designers. The leaves do roughly resemble giant oak leaves being shiny dark green, nice purple, red, or orangish brown in fall. White flowers in upright clusters to 12" in early summer it has nice brown exfoliating bark and spreads by stolons to form mound like colonies. It likes moist acid organic laden well-drained soils in full sun or partial shade, the edge of woodlands is ideal. Native Plant: Oakleaf are one of the few hydrangeas native to the United States. Cold Hardy: Oakleafs can tolerate colder weather, and can be grown farther north, than other hydrangeas. Theyre winter hardy to zone 5. Drought Tolerant: Oakleaf hydrangeas also hold up better to dry weather and sandy soil than other types. Sun Tolerant: Oakleafs can also handle more sun than bigleaf varieties. Fall Foliage: The dramatic, large leaves of oakleaf hydrangea are named because of their similarity to the elegant leaves of oak trees. In the fall, those leaves turn the most gorgeous shades of red, orange, and burgundy. Peeling Bark: On mature oakleaf hydrangeas, the bark often peels to reveal a rich, dark brown layer, which is pretty during the winter.