Hydrangea – 6
Hydrangea
Genus – the data refers to the whole genus Hydrangea, not to a single species.
- Taxonomy
- Family: Hydrangeaceae · Genus: Hydrangea
Still missing: plant type, native distribution, natural habitat, height / growth form, flowering period, growth & dormancy period.
Tips & experience from members
What worked for you? Your plant’s growing conditions are attached automatically, so others can see who it works for.
No tips for this species yet – be the first to share what worked for you!
How members water it
Not enough logs yet: at least 3 plants with regular watering logs are needed (now: 0). Waterings logged in Care feed this – anonymised and aggregated.
How it thrives
Blue on acidic soil, pink on alkaline; only thin out bigleaf hydrangeas in spring.
Hydrangea – what to know
Hydrangea: a plant genus (Hydrangeaceae). Care guidelines: light: bright indirect; water: high; min. -15 °C. For cats: mildly toxic; for dogs: mildly toxic. Keep it out of reach and call a vet straight away if you suspect poisoning.
Frequently asked questions
How often should I water Hydrangea?
Generously: keep the soil evenly moist and never let it dry out completely.
How much light does Hydrangea need?
It likes bright but indirect light, such as near an east- or west-facing window.
How cold can Hydrangea get?
Frost-hardy to about -15 °C – it can overwinter outdoors in many climates.
Is Hydrangea toxic to cats and dogs?
For cats: mildly toxic; for dogs: mildly toxic. Keep it out of reach and call a vet straight away if you suspect poisoning.
When does Hydrangea flower?
Typical flowering time: June, July, August, September.
What members’ data shows
When does it really bloom?
No blooms logged yet. If yours flowers, your data will be the first!
Average watering interval
Not enough watering logs yet. Waterings logged in the care hub feed this chart.
Questions about this species
Care data is for guidance only.

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