Life Cycle
Perennial
Plant Characteristics
Lush foliage
Growth Habit
Tall
Bloom Season
Late spring to early fall
Flavour Profile
Ornamental
Suitable for
Outdoor
Seed Type
Non-GMO
Plant Type
Deciduous flowering shrub
Planting Season
Spring
Fruit Size
N/A
Plant Height
5–8 feet
Light Requirement
Partial shade
Water Needs
Moderate
Hardiness Zones
5–9
Container Garden
Yes
Plant Spacing
4–6 feet
Planting Depth
Surface sow
Growing Conditions
Moist
Frequently Asked Questions
How large can a tall hydrangea become?
How large can a tall hydrangea become?
Mature size varies by cultivar and growing conditions. Tall hydrangeas generally require more vertical and lateral space than compact landscape forms.
Does this hydrangea bloom on new or old wood?
Does this hydrangea bloom on new or old wood?
Hydrangea arborescens commonly flowers on new wood, so appropriate dormant-season or early-spring pruning can be used for many cultivars.
Can tall hydrangeas be used as a privacy screen?
Can tall hydrangeas be used as a privacy screen?
They can provide seasonal foliage and flower coverage, but because they are deciduous, they do not provide dense year-round screening.
Why can pale hydrangea flowers turn green?
Why can pale hydrangea flowers turn green?
As flower heads age, their color may naturally shift toward green before fading or drying. This is a normal part of the flowering cycle.
How much space should be left around a tall hydrangea?
How much space should be left around a tall hydrangea?
Allow sufficient room for the mature spread and good airflow. Avoid planting it too close to walls, paths or neighboring shrubs.
Can dried hydrangea flower heads be left on the plant?
Can dried hydrangea flower heads be left on the plant?
Yes. Dried flower heads can remain through winter for added garden structure and can be removed during late winter or early spring pruning.