Nicolas Diamond Fern (Phlebosia ‘Nicolas Diamond’)

Nicolas Diamond Fern

Phlebosia ‘Nicolas Diamond’

Lacy fronds unfurl like delicate lacework, adding soft texture to shaded spaces. Evergreen fern hybrid; common name: Nicolas Diamond Fern.

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
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Watering Keep soil consistently moist but not waterlogged; avoid letting the root ball dry out completely
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Temperature Prefers warm, humid conditions; avoid exposure to cold drafts or temperatures below 12°C
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Characteristics

  • Fronds: Arching, pinnately divided lacy fronds with bright, glossy green foliage
  • Rhizomes: Creeping, scaly underground rhizomes that spread slowly to form dense clumps
  • Foliage Texture: Delicate, feathery appearance with finely segmented leaflets
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Care Guide

Watering

Keep soil evenly moist; mist fronds 2–3 times weekly to boost ambient humidity

Fertilization

Diluted balanced liquid feed once monthly. Use half-strength fertilizer to avoid burning the fern's delicate root system

Composted banana peel tea:Soak fully composted banana peels in water for 24 hours, dilute 1:20 with water before applying as a root drench; avoid uncomposted peels to prevent odor and pest infestations
Pruning
  • Remove brown, dead, or damaged fronds at the base to maintain plant health and tidy appearance
  • Thin overcrowded clumps in early spring to improve airflow and reduce fungal disease risk
  • Trim overly long rhizomes during repotting to control the plant's spread
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA confirmed non-toxic to cats; no known toxicity risks

Humans: Non-toxic to humans; no known adverse effects from handling or ingestion

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental foliage for hanging baskets, terrariums, or shaded garden borders