Scarlet Begonia (Begonia coccinea)

Scarlet Begonia

Begonia coccinea

Vibrant scarlet blooms contrast with glossy foliage, a cheerful indoor accent. Evergreen flowering perennial; common name: scarlet begonia.

Partial sun
1–2/week
Beginner
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Plant Needs

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Sunlight Bright indirect light; avoid direct midday sun which can scorch leaf edges
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Watering Water when the top 2 cm of soil feels dry; avoid overwatering to prevent root rot
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Temperature Thrives at 18–24°C; protect from temperatures below 12°C to prevent leaf yellowing and drop
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Characteristics

  • Leaf: Oval to lanceolate, glossy green, slightly serrated margins, 5–10 cm long
  • Flower: Clusters of bright scarlet, waxy, four-petaled blooms on slender stems
  • Stem: Succulent, green to reddish-brown, upright branching growth
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Care Guide

Watering

Keep soil evenly moist but not waterlogged; mist foliage to boost humidity

Fertilization

Diluted balanced liquid feed every 2 weeks. Cease fertilization in autumn and winter when growth slows

Banana peel compost tea:Compost banana peels for 4–6 weeks; dilute 1:20 with water for root drench; avoid using raw peels to prevent pest infestations
Pruning
  • Deadhead spent blooms regularly to encourage continuous flowering
  • Trim leggy stems in early spring to maintain a compact, bushy shape
  • Remove yellowing or damaged leaves to improve airflow and reduce disease risk
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic; ingestion leads to oral pain, hypersalivation, and vomiting

Humans: Contains soluble calcium oxalates; ingestion causes oral and throat irritation; prolonged skin contact may trigger mild rash

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental indoor flowering plant; container gardening for windowsills and tabletops