Hydrangea quercifolia snowflake is a plant that is native to Japan. It is a deciduous shrub that can grow to be about six feet tall. The leaves of the plant are large and oval shaped. The flowers of the plant are white and they grow in clusters. The plant blooms in the summertime.
Related plant:
Hydrangea Paniculata Diamant Rouge
Related plant:
Moonrock Hydrangea
About soil condition, Hydrangea quercifolia Snowflake prefers well-drained, fertile soil with plenty of organic matter. The ideal soil is slightly acidic to neutral with a pH of 6.0 to 7.5. Amend the soil with compost or other organic matter if needed to improve drainage and provide nutrients.
Similar to other hydrangeas, the Hydrangea quercifolia 'snowflake' requires sun to partial shade to thrive. It produces best flowers in full sun, but will tolerate some shade. Lack of sun will result in fewer flowers. It is a deciduous shrub, so it will lose its leaves in the fall, but its branches are strong enough to withstand heavy snowfall.
The temperature condition that is most ideal for hydrangea quercifolia snowflake is around 70 degrees Fahrenheit. This plant grows best in partial sun to full shade and requires moist, well-drained soil. This hydrangea is a deciduous shrub that can reach a height of 6-8 feet and a width of 4-6 feet. The flowers of this plant are white and appear in clusters. The leaves are large, lobed, and dark green in color.
Ideal humidity condition for this plant is 50% This plant cannot tolerate long periods of dryness, so make sure to keep the soil moist, especially during hot weather. If the leaves begin to wilt, it is a sign that the plant is not getting enough water.
Regarding fertilizer, this kind of plant doesn't require too much. A light feeding in early spring is all that's needed to encourage blooming. As for the roots, they're quite tough and can withstand a good deal of wear and tear.
Pruning is an important part of keeping your hydrangea quercifolia snowflake healthy and looking its best. The best time to prune is in late winter or early spring, before new growth begins. You can remove up to one-third of the plant's growth each year. Be sure to make clean, sharp cuts just above a buds.
Propagation for hydrangea quercifolia 'snowflake' is typically done through rooting stem cuttings taken from the parent plant. The best time to take these cuttings is late spring to early summer, when the plant is actively growing. Cuttings should be taken from new growth that is soft and flexible. Once cut, the cuttings should be immediately placed into water or a moist growing medium.
Usually, the plant growth rate is about 1-2 feet per year. However, the exact rate of growth depends on many factors, such as the plant's age, health, and the growing conditions. Generally, young plants grow faster than older plants. Healthier plants also tend to grow faster than those that are not as healthy. The type of soil, amount of sunlight, and watering schedule also affect the growth rate of a hydrangea quercifolia snowflake.
Common problems for this kind of plant are powdery mildew and leaf spot. Both of these can be controlled with proper care and treatment. Powdery mildew is a white powdery fungus that grows on the leaves and stems of the plant. Leaf spot is a brown or black spot that appears on the leaves of the plant. Both of these problems can be controlled with the use of fungicides.
Source:
Hydrangea quercifolia - Ohio State University
Hydrangea quercifolia 'Alice' - North Carolina State University
Oakleaf Hydrangea (Hydrangea quercifolia) - Penn State Extension