Dark Star Alocasia (Alocasia 'Dark Star')

Dark Star Alocasia

Alocasia 'Dark Star'

Velvety near-black foliage casts dramatic moody shade, a striking tropical focal point. Evergreen compact foliage plant; common name: Dark Star Alocasia.

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 velvety foliage; tolerates low light but growth will slow
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Watering Water thoroughly when the top 2–3 cm of soil feels dry; avoid overwatering to prevent root rot
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Temperature Thrives in warm, humid conditions; avoid temperatures below 15°C as this can cause leaf yellowing and damage
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Characteristics

  • Leaf: Heart-shaped, matte velvety near-black leaves with prominent pale green veins
  • Stem: Short, thick pale green petioles that hold leaves upright
  • Inflorescence: Pale green spathe enclosing spadix (rarely produced indoors)
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Care Guide

Watering

Keep soil consistently moist but not waterlogged

Fertilization

Diluted balanced liquid fertilizer every 2 weeks. Avoid fertilizing in winter when plant growth enters dormancy

Banana peel compost tea:Compost banana peels for 2–3 weeks, steep in water, dilute 1:20 for root drench; avoid applying undiluted compost to prevent root burn
Pruning
  • Remove yellowing or damaged leaves at the base of the petiole to maintain plant health
  • Trim brown leaf edges with sharp, sterile scissors to preserve tidy appearance
  • Divide overcrowded clumps during spring repotting to propagate and reduce stress
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic; ingestion leads to oral pain, drooling, vomiting, and difficulty swallowing

Humans: Contains calcium oxalate crystals; ingestion causes oral and throat irritation; contact may trigger mild skin itch

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental indoor foliage plant for modern, moody interior decor