Hydrangea paniculata
Panicle hydrangea (Hydrangea paniculata) is a shrub. Light: full sun, part shade. Hardy down to -34 °C. Drought tolerance: low. Toxic to dogs and cats, mildly toxic to children. Sold in local shops from about €4.90.
The most sun-tolerant and least fussy hydrangea: from midsummer into autumn it carries cone-shaped white or greenish-white panicles that age to pink or wine red in most cultivars. It flowers on the current year's shoots, so you can prune it hard every spring and a severe winter will not cost you the bloom. Cultivars differ mainly in size (from 60 to 100 cm dwarfs such as Bobo or Little Lime to 2 to 3 m forms like Grandiflora and Phantom), in how strongly the panicles colour and in how well the stems hold them up: when choosing, check the mature size and stem strength, and whether the plant is sold as a bush or grafted on a stem. It copes well with sun and limy soil, but in hot dry summers it needs watering.
| Group | Shrub |
| Light | Full sun, Part shade |
| Size after 10 years | 2 m × 1.6 m |
| Ultimate size | 0.8–4.5 m × 0.8–3.6 m |
| Hardiness | down to -34 °C (USDA 4, RHS H7) |
| Soil | Average garden soil, Clay, Sandy, Acidic, Calcareous |
| Foliage | Deciduous |
| Flowering | July–October, white, green, pink, red |
| Water need | Medium |
| Drought tolerance | Low |
| Maintenance | Medium |
| Root aggressiveness | Low |
| Suckering | no |
| Spreading | Low |
| Distance from buildings | at least 1.5 m |
| Distance from paving | at least 0.5 m |
| Litter | not typical |
| Planting distance | 120 cm |
| For dogs | Toxic |
| For cats | Toxic |
| For children | Mildly toxic |
| Typical price | from about €4.90 |
Toxicity data is for information only. If your pet or child has eaten a plant, contact a vet or a doctor.
The same plant is sold as a small pot and as a specimen several metres tall, and the price follows. Prices are rounded and for guidance only.
|
Size
|
Typical price
|
|---|---|
| under 30 cm | approx. €13 |
| 30-60 cm | approx. €17 |
| 60-100 cm | approx. €30 |
| size not stated | approx. €4.90 – €90 |
Data updated: October 13, 2026 · How our data is made
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