To care for Begonia rex provide well-draining soil. Bright sunlight is best. Water once every seven days. Provide a temperature between 65-75°F (18-24°C). The humidity should be between 50-60%. Fertilize every three weeks using a diluted houseplant fertilizer at 1/2 strength.
Table of Contents
Begonia rex soil
The ideal Begonia rex potting mix consists of peat moss, perlite, and vermiculite.
Rex begonia light
Bright indirect light.
Begonia rex watering schedule
Water every seven days. Use your index finger and water it once the top 1-inch of soil is dry.
Temperature
The optimal temperature is 65-75°F (18-24°C).
Rex begonia humidity
Provide a humidity between 50-60%.
Fertilizer
Fertilize every three weeks using a regular houseplant fertilizer. Use 1/2 of the recommended strength.
Begonia Rex Propagation
This plant can be propagated from leaves and by root propagation.
Potting
Use a flat pot, as the Rex Begonia doesn’t grow deep roots. It grows mostly horizontally.
Growth
Grows leaves up to 6 inches long.
Toxicity
Begonia rex is toxic for cats, dogs, and humans if ingested.
Common Problems
Overwatering
Overwatering is often caused by soil that is too dense. An overrated Begonia will get yellow leaves.
Underwatering
Underwatering leads to brown leave as well as dry leaf tips.
Root rot
Dense soil and overwatering often lead to root rot. Remove soft roots and rinse the healthy roots. Exchange the potting soil and disinfect the pot.
Crispy leaves
Crispy leave can be caused by infrequent watering as well as dry air. Increase the humidity using a humidifier or by putting plants together. You can also use a pebble try.
I hope these Begonia Rex care tips are helpful. Please contact me via Facebook or LinkedIn if you have any questions or suggestions.