Overview

Hydrangea arborescens 'Incrediball' is a shrubby, climbing deciduous shrub in the genus Hydrangea, part of the Hydrangeaceae family, with deciduous foliage. Hydrangea arborescens 'Incrediball' grows best in full sun, and tolerates most soils and any pH. Its UK hardiness is rated H7. Suggested uses include garden borders, foundation planting and cut flowers. It is native to eastern United States.

About

Hydrangea arborescens, commonly known as smooth hydrangea or sevenbark, is a species of flowering plant in the family Hydrangeaceae. It is a small- to medium-sized, multi-stemmed, deciduous shrub up to 2 m (7 ft) tall that is native to the eastern United States.

Wikipedia contributors, CC BY-SA 4.0Hydrangea arborescens

About the genus

Hydrangea is a genus of more than 70 species of flowering plants native to Asia and the Americas. Hydrangea is also used as the common name for the genus; some are also often called hortensia. The genus was first described from Virginia in North America, but by far the greatest species diversity is in eastern Asia, notably China, Korea, and Japan.

Wikipedia contributors, "Hydrangea", CC BY-SA 4.0Hydrangea

Growing conditions

Best soil and position for Hydrangea

Sunlight
Full sun
Soil type
Sandy, Loamy, Clay
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Moist but well-drained
Aspect
West-facing
Exposure
full sun to partial shade
UK hardiness
H7

Plant details

Hydrangea arborescens 'Incrediball' size, habit and characteristics

Plant type
deciduous shrub
Habit
Shrubby, Climbing
Foliage
Deciduous
Suggested uses
garden borders, foundation planting, cut flowers
Native to
eastern United States

Care notes

Pruning and caring for Hydrangea arborescens 'Incrediball'

Cultivation
Prefers moist, well-drained soil; benefits from mulching; tolerates a range of soil types
Pruning
Prune in late winter or early spring to encourage strong new growth and larger flower heads
Propagation
Softwood cuttings, division
Pest resistance
Aphids, Spider mites
Disease resistance
Leaf spot, Botrytis blight, Anthracnose

Frequently asked questions

How do I grow Hydrangea arborescens 'Incrediball'?

Prefers moist, well-drained soil; benefits from mulching; tolerates a range of soil types.

Where is the best place to plant Hydrangea arborescens 'Incrediball'?

Hydrangea arborescens 'Incrediball' prefers full sun. It suits full sun to partial shade positions.

What soil does Hydrangea arborescens 'Incrediball' need?

Hydrangea arborescens 'Incrediball' is adaptable and grows happily in most soil types, including sandy, loamy and clay. It is happy in soil of any pH. Aim for soil that stays moist but well-drained.

How do I prune Hydrangea arborescens 'Incrediball'?

Prune in late winter or early spring to encourage strong new growth and larger flower heads.

Is Hydrangea arborescens 'Incrediball' hardy in the UK?

Hydrangea arborescens 'Incrediball' has an RHS hardiness rating of H7, meaning it is fully hardy throughout the UK, tolerating temperatures below -20°C.

How do I propagate Hydrangea arborescens 'Incrediball'?

Softwood cuttings, division.

More in the Hydrangea genus

Browse all Hydrangea