Black Cardinal Philodendron (Philodendron 'Black Cardinal')

Black Cardinal Philodendron

Philodendron 'Black Cardinal'

Velvety dark foliage glows like polished obsidian. Compact evergreen foliage plant; common name: Black Cardinal Philodendron.

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 the velvety foliage
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Watering Water thoroughly when the top 2–3 cm of soil is dry; avoid overwatering to prevent root rot
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Temperature Thrives at 18–25°C; protect from temperatures below 12°C to prevent leaf browning and damage
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Characteristics

  • Leaf: Oval to lanceolate, deep burgundy-black velvety leaves; darkens as it matures
  • Stem: Short, thick greenish-brown stems with tight clumping growth
  • Inflorescence: Spadix with pale green spathe (rarely produced indoors)
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Care Guide

Watering

Keep soil slightly moist; allow top 2 cm to dry between waterings

Fertilization

Diluted balanced feed every 4 weeks. Avoid over-fertilizing to prevent leaf tip burn

Banana peel compost tea:Steep fully composted banana peels in water for 24 hours; dilute 1:20 for root drench to provide gentle nutrient support without burning roots
Pruning
  • Remove yellowing or damaged leaves at the base to maintain plant health and appearance
  • Trim overgrown clumps in spring to encourage compact, bushy growth
  • Avoid cutting healthy foliage unnecessarily; minimal pruning is required for this compact species
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

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

Humans: Contains calcium oxalate crystals; ingestion irritates mouth and throat; contact may cause mild skin redness

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Garden Uses & Culture

Culture: Dark foliage is associated with elegance and modern interior design aesthetics

Usage: Indoor ornamental foliage for tabletops, low-light corners, and terrariums