African Arrowhead (Nephthytis afzelii)

African Arrowhead

Nephthytis afzelii

It creeps tenaciously in the shade, a rare gem of the forest floor. Evergreen herbaceous perennial; other names: true Nephthytis (often confused in the houseplant trade with Syngonium).

Prefers bright, indirect light or partial to full shade; avoid direct afternoon sun.
1/week
Moderate
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Plant Needs

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Sunlight Prefers bright, indirect light or partial to full shade; avoid direct afternoon sun.
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Watering Keep soil consistently moist but not waterlogged; requires high ambient humidity.
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Temperature Thrives in warm tropical temperatures; highly intolerant of frost.
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Characteristics

  • Leaves: Sagittate (arrow-shaped) to hastate, dark green, borne on long petioles arising from a creeping rhizome;
  • Flowers: Inflorescence is a spadix surrounded by a green to whitish spathe, typical of aroids;
  • Stem: Creeping rhizomatous stem that grows horizontally along the forest floor.
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Care Guide

Watering

Water thoroughly when the top inch of soil feels dry.

Fertilization

Apply a balanced liquid fertilizer monthly.. Feed during the growing season; halt in winter.

Banana Peel Tea:Steep chopped banana peels in water for 24 hours. Strain and dilute 1:1 with water. Avoid using raw peels directly on soil to prevent mold and pests.
Pruning
  • Remove yellowing or dead leaves at the base to maintain appearance;
  • Trim back overly long rhizomes to control spread;
  • Ensure sterilized tools are used to prevent bacterial or fungal infections.
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: Toxic per ASPCA: contains insoluble calcium oxalates causing oral irritation, pain and swelling of mouth, tongue and lips, excessive drooling, and vomiting.

Humans: Contains calcium oxalate crystals; ingestion causes oral irritation and swelling.

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Garden Uses & Culture

Culture: Often overshadowed by its New World lookalike (Syngonium podophyllum, widely sold under the trade name "Nephthytis"), true Nephthytis is a prized specimen among dedicated aroid collectors in Europe and the Americas.

Usage: Cultivated as a rare indoor foliage plant or terrarium specimen.