Hydrangea quercifolia · Hydrangeaceae

Oakleaf Hydrangea

⚠️ Not safe for petsIt is a deciduous plant, losing its leaves in winter.100 to 150 cm

LightPartial shade

WaterRegular watering, moist soil.

DifficultyMedium

ColdWithstands light frosts down to minus 5 degrees Celsius.

Partial shadeRegular watering, moist soil.MediumWithstands light frosts down to minus 5 degrees Celsius.

Description & origin

The Oakleaf Hydrangea is an ornamental shrub known for its lobed leaves and cone-shaped flowers. The flowers start white and can turn pink over time. It is a popular choice for gardens due to its beauty and resilience.

Size

Can reach up to 150 cm in height and width under ideal conditions.

Foliage

The leaves are deciduous, falling in winter.

Flowering

Blooms in summer with inflorescences that can last several weeks.

Detailed care

Light

Prefers partial shade, avoiding direct sun during the hottest hours.

Soil

Needs well-drained soil rich in organic matter.

Watering

Requires regular watering, keeping the soil consistently moist but not waterlogged.

Temperature

Tolerates cold well but prefers temperate climates.

Fertilising

Fertilize in spring with a balanced fertilizer to promote healthy growth.

Repotting

Transplant in spring or autumn, avoiding extreme heat periods.

Pruning

Prune after flowering to maintain shape and encourage growth.

Propagation

Easily propagated by semi-hardwood cuttings in summer.

Common problems

Powdery Mildew

Fungus causing white spots on leaves. Treat with appropriate fungicide.

Chlorosis

Yellow leaves due to iron deficiency. Correct with suitable fertilizer.

Root Rot

Caused by waterlogged soil. Improve soil drainage.

Uses & curiosities

In the garden

Ornamental shrub
Attracts pollinators
Hedge

Other uses

Ideal for naturalistic garden styles.

Did you know…

This plant is native to the southeastern United States and is appreciated for its foliage resembling oak leaves.