Red Ruby Begonia (Begonia conchifolia 'Red Ruby')

Red Ruby Begonia

Begonia conchifolia 'Red Ruby'

Glossy red undersides make foliage glow like polished rubies. Compact rhizomatous begonia; common name: Red Ruby 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 surfaces
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Watering Water when the top 2 cm of soil feels dry; avoid overwatering to prevent rhizome rot
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Temperature Thrives in warm, consistent temperatures; avoid cold drafts below 12°C
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Characteristics

  • Leaf: Round, glossy green upper surface with deep ruby-red undersides; slightly serrated margins
  • Stem: Short, fleshy rhizomatous stems that spread slowly over soil surface
  • Flower: Small, pale pink or white clustered blooms on thin, delicate stalks above foliage
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Care Guide

Watering

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

Fertilization

Diluted balanced liquid feed every 2 weeks. Avoid over-fertilizing, as this can cause leaf burn and reduced foliage vibrancy

Banana peel compost tea:Use fully composted banana peels steeped in water; dilute at a 1:20 ratio for root drenching to avoid mold or pest issues
Pruning
  • Remove yellowing or damaged leaves at the base to maintain airflow and plant health
  • Trim spent flower stalks to redirect energy toward foliage growth
  • Divide overcrowded rhizomes in early spring for propagation
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA confirmed toxic; insoluble calcium oxalate crystals cause oral pain, drooling, and vomiting

Humans: Contains insoluble calcium oxalate crystals; ingestion causes oral irritation and mild stomach upset

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Garden Uses & Culture

Culture: Symbolizes warmth and vibrant energy in indoor decorative gardening

Usage: Ornamental foliage plant for terrariums, desktop displays, and shaded indoor planters