houseplants · Hard
Rex Begonia care guide
Begonia rex-cultorum — Foliage jewel needing humidity and airflow.
⚠️ Toxic to pets
💧 Every 5 days
☀️ Partial Shade
WaterEvery 5 days
LightPartial Shade
Humidity55%+
Temperature15–27°C
Watering Rex Begonia
Even moisture; avoid wet crowns.
As a baseline, plan on watering about every 5 days, then adjust for pot size, light, and season. In winter, many plants need less water.
Light requirements
Bright indirect.
Soil & fertilizer
Light airy mix.
Weak regularly.
Common problems
- Mildew
- Rhizome rot
Pro tips
- East window
- Airflow
FAQ
How often should I water Rex Begonia?
Even moisture; avoid wet crowns.
Is Rex Begonia safe for pets?
Rex Begonia is considered toxic to pets. Keep it out of reach of cats and dogs.
What light does it need?
Bright indirect.