Spike Moss (Selaginella anceps)

Spike Moss

Selaginella anceps

Delicate feathery fronds form soft carpet-like groundcover. Evergreen fern ally; common name: Spike Moss.

Partial sun
2–3/week
Beginner
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Plant Needs

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Sunlight Bright indirect light; avoid direct midday sun which can scorch delicate fronds; tolerates low light for short periods
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Watering Keep soil consistently moist but not waterlogged; avoid letting the substrate dry out completely
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Temperature Thrives in warm, humid conditions; avoid temperatures below 12°C which can cause frond browning
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Characteristics

  • Fronds: Feathery, branching sprays with tiny, scale-like leaves arranged in flattened, dense clusters
  • Stems: Slender, creeping or trailing stems with rootlets at nodes for anchorage
  • Sporangia: Tiny reproductive structures borne in cone-shaped strobili at frond tips
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Care Guide

Watering

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

Fertilization

Diluted balanced liquid feed once monthly. Avoid over-fertilization which can damage delicate fronds

Banana peel compost tea:Steep fully composted banana peels in water for 24 hours; dilute 1:20 for root drench to prevent nutrient burn
Pruning
  • Trim browned frond tips with clean scissors to maintain a neat appearance
  • Thin overcrowded growth to improve airflow and reduce fungal risk
  • Remove dead or damaged fronds at the base to encourage new, healthy growth
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats; no adverse effects reported from ingestion or contact

Humans: No known toxicity to humans; safe for handling and incidental contact

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Garden Uses & Culture

Culture: N/A

Usage: Terrarium groundcover, shaded garden edging, indoor tabletop decoration