Black Fang Rhizomatous Begonia (Rhizomatous Begonia 'Black Fang')

Black Fang Rhizomatous Begonia

Rhizomatous Begonia 'Black Fang'

Velvety black foliage carries dramatic, moody elegance. Rhizomatous perennial foliage plant; common name: Black Fang Begonia.

Partial sun
1–2/week
Moderate
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Plant Needs

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Sunlight Bright indirect light; avoid direct midday sun which can scorch the delicate black foliage
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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, humid conditions; avoid temperatures below 12°C which can damage the rhizomes
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Characteristics

  • Leaf: Heart-shaped, velvety matte black surface with subtle green veining; edges slightly ruffled
  • Stem: Short, thick rhizomes grow horizontally along the soil surface
  • Flower: Small, pale pink or white clustered blooms; less visually prominent than foliage
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Care Guide

Watering

Keep soil evenly moist but not waterlogged

Fertilization

Diluted balanced liquid feed every 2 weeks. Avoid over-fertilization, as concentrated nutrients can burn the sensitive foliage

Composted banana peel tea:Steep fully composted banana peels in water for 24 hours; dilute 1:20 with water for root drenching to avoid nutrient burn
Pruning
  • Trim yellowing or damaged leaves at the base to maintain plant health and appearance
  • Divide overcrowded rhizomes in early spring to propagate new plants
  • Remove spent flower stalks to redirect energy toward foliage growth
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic; ingestion may cause oral pain, drooling, and temporary difficulty swallowing

Humans: Contains soluble calcium oxalate crystals; ingestion causes oral and throat irritation

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Garden Uses & Culture

Culture: Dramatic black foliage symbolizes sophistication and quiet, moody elegance in interior design

Usage: Ornamental foliage for indoor decor, terrariums, or shaded garden borders