Radicans Anthurium (Anthirium radicans)

Radicans Anthurium

Anthirium radicans

Heart-shaped spathes glow like tropical embers. Evergreen epiphytic foliage-flowering plant; common name: Radicans Anthurium.

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 leaf surfaces and fade spathe color
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Watering Water thoroughly when the top 2–3 cm of soil feels dry; avoid standing water to prevent root rot
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Temperature Thrives in 18–27℃; avoid temperatures below 13℃ as it can cause leaf browning and stunted growth
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Characteristics

  • Leaf: Glossy, heart-shaped; dark green, leathery texture
  • Flower: Spathe ranges from pale pink to deep red; upright pale yellow spadix
  • Stem: Short, fleshy stems with aerial roots for anchorage and nutrient uptake
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Care Guide

Watering

Keep substrate evenly moist but not waterlogged to support active growth

Fertilization

Diluted balanced liquid fertilizer every 2 weeks. Avoid over-fertilizing to prevent salt buildup in soil, which can damage roots

Banana peel compost tea:Compost banana peels for 2–3 weeks to break down nutrients; steep in water for 24 hours, dilute 1:20 before applying as a root drench to avoid nutrient burn
Pruning
  • Remove spent spathes and yellowing leaves to maintain plant appearance and redirect energy to new growth
  • Trim overcrowded stems to improve airflow and reduce the risk of fungal disease
  • Trim overgrown aerial roots only if they become unsightly; avoid cutting healthy roots that aid in moisture uptake
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

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

Humans: Contains calcium oxalate crystals; ingestion causes oral irritation and mild swelling of lips/tongue; contact may trigger mild skin itch

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Garden Uses & Culture

Culture: Symbolizes hospitality and tropical warmth in decorative contexts

Usage: Ornamental indoor plant; cut spathes used in floral arrangements