Propagate guide

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Watering mastery

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Fertilizer mystery reveal

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Tips & tricks for cutting

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Plant pot secrets

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Common pests

Frequent diseases

Botanist’s tips

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If watering a potted begonia, place a pot in a sink to catch a water. Irrigate a soil beneath a begonia with a low stream of water. If irrigating a potted begonia, water until it begins draining from a pot.

Water

Plants need at least 6-8 hours of filtered sun daily.

Sunlight

Soil

Use a balanced fertilizer with a 10-10-10 formula.

Fertilizer

Dead fronds and leaves can be removed.

Pruning

Repotting rex begonias each spring will ensure that they have plenty of soil to grow in, but they like to be a little bit pot bound. Large or gangly plants can be pruned into shape. Rotating potted rex begonias will keep the plants full and stocky.

Propagation

Begonia rex is sensitive to temperature changes and to temperatures below about 60°F (16°C).