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0Begonia rex
- Common name
- Rex begonia
- Taxonomy
- Family: Begoniaceae · Genus: Begonia
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.
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How members water it
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How it thrives
Watermedium
Lightbright indirect
Humidityhighgeneral genus data
Min. temperature15 °CNo monthly schedule is shown because cultivar-/species-level data is not yet sufficient. The general values above are guidance only.
Begonia tip: Water the soil, not the leaves – wet foliage invites powdery mildew.
The tuber is the most toxic part.
Rex begonia – what to know
Rex begonia (Begonia rex) – family: Begoniaceae, genus: Begonia. Care guidelines: light: bright indirect; water: medium; 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.
All Begonia species in the catalog →Detailed toxicity data →
Frequently asked questions
How often should I water Rex begonia?
Moderately: water when the top 2–3 cm of soil is dry, and never let it sit in standing water.
How much light does Rex begonia need?
It likes bright but indirect light, such as near an east- or west-facing window.
How cold can Rex begonia get?
Keep it above 15 °C – it is frost-tender and needs a frost-free spot in winter.
Is Rex begonia 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 Rex begonia flower?
According to the general guideline for the genus Begonia: Typical flowering time: May, 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
Begonia
Care data is for guidance only.
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