Split-Leaf Philodendron (Thaumatophyllum bipinnatifidum)

Split-Leaf Philodendron

Thaumatophyllum bipinnatifidum

Its dramatic split fronds bring tropical grandeur to interiors. Large evergreen foliage plant; common names: Selloum.

Partial sun
1–2/week
Beginner
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Plant Needs

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Sunlight Bright indirect light; avoid harsh midday direct sun which can scorch leaf edges; tolerates low light with slower growth
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Watering Water thoroughly when the top 2–3 cm of soil feels dry; avoid overwatering to prevent root rot and fungal growth
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Temperature Thrives in 18–27°C; avoid temperatures below 12°C as it can cause leaf yellowing and tissue damage
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Characteristics

  • Leaf: Large, deeply bipinnatifid glossy green fronds up to 1 m long, arranged in a dense rosette
  • Stem: Thick, woody upright trunk with aerial roots for structural support
  • Inflorescence: Pale green spathe surrounding a cream-colored spadix; rarely blooms in indoor settings
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Care Guide

Watering

Keep soil consistently moist but not waterlogged; mist fronds occasionally to boost ambient humidity

Fertilization

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

Banana peel compost tea:Compost banana peels fully, steep in water for 3 days, dilute 1:20 for root drench; avoid raw peels to prevent pest infestations and odor
Pruning
  • Remove yellow or damaged fronds at the base to maintain airflow and appearance
  • Trim overcrowded lower fronds in spring to encourage new upward growth
  • Cut back overgrown aerial roots to keep the plant tidy without harming the main trunk
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic; calcium oxalate crystals cause oral pain, drooling, and vomiting

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: Symbolizes tropical warmth and lush vitality; popular in modern minimalist interior design

Usage: Ornamental foliage plant for indoor living spaces, patios, and tropical garden borders