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Rex Begonia

Begonia rex

Begoniaceae

Grown for its spectacular spiral leaves with metallic colors in silver, red, purple, and green.

Toxicity

Toxic to catsToxic
Toxic to dogsToxic
Toxic to humansSafe

Source: ASPCA Animal Poison Control Center. Always consult a veterinarian if your pet ingests any plant.

Care Guide

Care levelModerate
WateringMedium
Watering frequencyEvery 5–7 days
SunlightBright indirect

Pot Size

Recommended pot6″ – 10″
colorfultropical

Frequently Asked Questions

Is Rex Begonia toxic to cats?

Yes, Rex Begonia (Begonia rex) is toxic to cats. If your cat ingests any part of this plant, contact your veterinarian or the ASPCA Animal Poison Control Center immediately.

Is Rex Begonia toxic to dogs?

Yes, Rex Begonia is toxic to dogs. Symptoms may include vomiting, drooling, or lethargy. Contact your vet immediately if your dog chews or eats this plant.

How often should I water Rex Begonia?

Water Rex Begonia every 5–7 days. Water when the top inch of soil feels dry to the touch.

How much light does Rex Begonia need?

Rex Begonia thrives in bright indirect light, such as near a window with filtered sunlight. Providing the right light level is important for healthy growth.

What size pot does Rex Begonia need?

Use a pot between 6″ and 10″ in diameter. When repotting, choose a pot only 1–2″ larger than the current one — too much space retains excess moisture and can lead to root rot.