Not the plant you're looking for? Search over 300,000 plants

Shrubs

Hydrangea paniculata

paniculate hydrangea

H. paniculata is a deciduous woody plant with toothed, mid to dark green leaves in opposite pairs or clusters of 3, and flowerheads in large, conical panicles, produced in late summer and early autumn, made up of showy, pinkish-white sterile flowers scattered amongst the smaller creamy-white fertile flowers

Synonyms

Hydrangea 'Pee Gee' misapplied

Save to My plants

Buy this plant

Plant nurseries
2 suppliers

Ultimate height

2.5–4 metres

Time to ultimate height

5–10 years

Ultimate spread

1.5–2.5 metres

Chalk

Clay

Loam

Sand

Moisture

Moist but well–drained, Well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun
Partial shade

Aspect

North–facing or West–facing or South–facing or East–facing

Exposure

Exposed or Sheltered

Hardiness
Hardiness ratings
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H1a: under glass all year (>15C)
H1b: can be grown outside in the summer (10 - 15)
H1c: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20)

Botanical details

Family: Hydrangeaceae
Native to the UK: No
Foliage: Deciduous
Habit: Bushy
Potentially harmful: May cause mild stomach upset if ingested, contact with foliage may aggravate skin allergies. Wear gloves and other protective equipment when handling
Genus: Hydrangea can be deciduous or evergreen shrubs, or self-clinging climbers, with flowers in clusters usually comprising both small fertile and more showy sterile flowers; often good autumn colour
Name status: Correct
Plant range: E Asia

How to grow

Cultivation

Grow in fertile, humus-rich, moist but well-drained soil in full sun or partial shade with shelter from cold drying winds

Propagation

Propagate by seed in containers in a cold frame in spring; propagate by softwood cuttings in early summer or hardwood cuttings in winter

Suggested planting locations and garden types

City and courtyard gardens
Coastal
Cottage and informal garden
Flower borders and beds
Wall side borders

Pruning

Pruning group 1 or Pruning group 6

Pests

Aphids, capsid bug, vine weevil and hydrangea scale may be a problem

Diseases

May be subject to a leaf spot, powdery mildew, grey moulds (Botrytis) and honey fungus

My Garden

Your free RHS gardening coach

Keep track of your plants with reminders & care tips – all to help you grow successfully

My plants

My calendar

My ideas

My advice

Get started

Get involved

The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.