South American Polypody (Polypodium leucotomos)

South American Polypody

Polypodium leucotomos

Its fronds unfurl in delicate, lacy tiers, a soft green backdrop for shaded spaces. Evergreen fern; common name: South American polypody.

Partial sun
2/week
Beginner
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Plant Needs

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Sunlight Bright indirect or filtered shade; avoid direct midday sun which may scorch delicate fronds
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Watering Keep soil consistently moist but not waterlogged; prevent complete drying of the growing medium
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Temperature Thrives in mild, warm temperatures; protect from frost below 10°C to prevent frond damage
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Characteristics

  • Fronds: Pinnately compound, bright green, delicate lacy texture; fronds grow in dense clumps from creeping rhizomes
  • Rhizomes: Scaly, brownish, creeping underground structures that anchor the plant and store nutrients
  • Sori: Pale yellow spore-producing clusters on the undersides of mature fronds
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Care Guide

Watering

Maintain consistent moisture; mist fronds 2–3 times weekly to boost humidity

Fertilization

Diluted balanced liquid feed every 6 weeks. Discontinue fertilization in autumn and winter when growth slows

Composted banana peel tea:Steep fully composted banana peels in water for 24 hours; dilute 1:20 for root drench to support frond growth and color
Pruning
  • Trim brown, dead fronds at the base to maintain a tidy clump and improve airflow
  • Divide overcrowded rhizome clumps in spring to propagate new plants
  • Remove damaged fronds promptly to prevent pest or disease buildup
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: No documented toxicity to cats

Humans: No known toxic effects for humans; used in some herbal skin supplements

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental foliage for shaded indoor and outdoor spaces; used in herbal supplements for skin support