Crocodile Fern (Microsorum musifolium)

Crocodile Fern

Microsorum musifolium

An epiphytic fern celebrated for its unique, scaly-textured fronds resembling crocodile skin.

Prefers bright, indirect light; direct sunlight will scorch the leaves.
1/week
Moderate
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Plant Needs

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Sunlight Prefers bright, indirect light; direct sunlight will scorch the leaves.
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Watering Requires consistent moisture and high humidity; do not let the soil dry out completely.
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Temperature Ideal temperature range is 18-27°C; protect from cold drafts.
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Characteristics

  • Leaves: Broad, strap-like, light green fronds with a distinct network of dark green veins creating a puckered, reptilian texture;
  • Rhizomes: Creeping, scaly rhizomes that attach to bark or rocks in their natural habitat;
  • Spores: Sori (spore clusters) appear on the undersides of mature fronds as small brown dots.
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Care Guide

Watering

Keep the soil evenly moist but not soggy.

Fertilization

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

Aquarium Water Fertilizer:Use dirty aquarium water when doing water changes; it provides gentle, natural nitrogen perfect for ferns. Ensure the water has no added salts or chemical medications.
Pruning
  • Remove dead, brown, or damaged fronds at the base using sterilized shears;
  • Do not remove healthy fronds, as ferns grow slowly;
  • Wipe dusty leaves gently with a damp cloth to keep the "crocodile" texture visible.
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: Non-toxic to cats per ASPCA guidelines for true ferns.

Humans: Considered non-toxic to humans.

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Garden Uses & Culture

Culture: Highly prized in Western contemporary interior design for its striking, architectural texture that adds a tropical, prehistoric feel to modern homes.

Usage: Ideal as a striking houseplant, in hanging baskets, or mounted on bark in large terrariums.