Shrub · Hydrangeaceae family
panicle hydrangea
Hydrangea paniculata
In short a 10-second read
Panicle hydrangea (shrub) grows to 1.5–5 m tall and 1.5–4 m wide when mature. It grows best in full sun to part shade, in average to moist soil. It flowers in July–September; the flowers are white or pink. Hardy to −40 °C.
× spread 1.5–4 m
Where to plant
Sun, soil, frost.
It grows best in full sun to part shade, in average to moist soil. Hardy to −40 °C.
Sun
Tolerates several positions — choose to suit the rest of the garden.
Soil and water
average to moist · watering: moderate
Soil: clay, humus-rich, loamy, sandy
Soil pH 5–7.5
Frost
It copes with a normal winter outdoors.
How much space it takes
Mature size.
The mature plant next to a person (175 cm).
Next to a person
Reaches maturity in about 5–10 years. The final size depends on the cultivar and the spot — we give the range from smallest to largest.
Calendar
What to do and when.
Months for Central Europe. The line shows the current month.
The year at a glance
Flowers
July–September · white or pink
Pruning
cut back by a third (March–April)
Planting
container plant: October–April
Winter protection
not needed
Overwintering
It copes with winter on its own.
It overwinters outdoors without protection, hardy to −40 °C.
- Needs no protection
- Hardy to −40 °C
- Deciduous — bare in winter
What to combine it with
Same needs, different flowering.
They share the same sun and soil and flower in other months — so the bed flowers for longer.
Frequently asked
Quick answers.
When does panicle hydrangea flower?
In July–September; the flowers are white or pink.
Does panicle hydrangea tolerate shade?
It tolerates part shade (3–6 hours of sun), but not full shade.
How much space does panicle hydrangea need?
At maturity 1.5–4 m wide and 1.5–5 m tall; recommended spacing 250 cm.
Does panicle hydrangea survive winter outdoors?
Yes, without protection, hardy to −40 °C.
Where the data comes from
The data is indicative — we are still comparing it with further sources. Last checked 14 October 2026.
Show sources (17)
- NC State Extension Gardener Plant Toolbox — Hydrangea paniculata
- Missouri Botanical Garden Plant Finder — Hydrangea paniculata
- BfN (Bundesamt für Naturschutz) — Naturschutzfachliche Invasivitätsbewertung
- GBIF Occurrence Search API — Hydrangea paniculata
- Wikidata (CC0) — Hydrangea paniculata
- RHS - Hydrangea paniculata
- RHS - Hydrangea pruning
- RHS - Mulches and mulching
- RHS - Trees and shrubs: planting
- Clemson HGIC - Planting Trees Correctly
- bumbees.com
- lorberg.com
- provenwinners.com
- provenwinners.com
- Invasive plant lists — this species is not on them: EU, Slovakia, EASIN
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