Southern Maidenhair Fern (Adiantum aethiopicum)

Southern Maidenhair Fern

Adiantum aethiopicum

Delicate fronds unfurl like lace, softening shaded spaces. Evergreen fern; common name: Southern Maidenhair Fern.

Partial sun
2–3/week
Moderate
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Plant Needs

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Sunlight Bright indirect light; avoid direct midday sun which can scorch delicate fronds
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Watering Keep soil consistently moist but not waterlogged; use room-temperature water to prevent shock
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Temperature Thrives in 15–22°C; avoid cold drafts and sudden temperature fluctuations
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Characteristics

  • Frond: Delicate, fan-shaped leaflets arranged on thin, glossy black wiry stalks.
  • Rhizome: Creeping, shallow underground stem that spreads slowly to form clumps.
  • Spore Sori: Tiny, round spore clusters on the undersides of leaflet margins, covered by folded leaf tissue.
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Care Guide

Watering

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

Fertilization

Diluted balanced liquid feed every 4 weeks. Cease fertilization in autumn and winter when growth slows

Banana peel tea:Steep 1 peeled banana in 1L of room-temperature water for 24 hours; dilute 1:2 before applying to soil to avoid nutrient burn
Pruning
  • Trim brown, dried fronds at the base to maintain a tidy appearance and encourage new growth.
  • Remove damaged or yellowing fronds promptly to prevent fungal growth.
  • Divide overcrowded clumps in early spring for propagation and to refresh the plant.
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA-verified non-toxic to cats; no toxic reactions reported

Humans: Non-toxic to humans; no reported adverse effects from ingestion or contact

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental foliage for shaded indoor planters, terrariums, or outdoor shade gardens