Parsley Fern (Cryptogramma crispa)

Parsley Fern

Cryptogramma crispa

Its parsley-like fronds bring delicate alpine charm to rock gardens. Low-growing evergreen fern; common name: curly parsley fern.

Partial sun
2–3/week
Moderate
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Plant Needs

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Sunlight Thrives in partial shade; avoid intense midday direct sun which can scorch fronds
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Watering Keep soil consistently moist but not waterlogged; allow top 1 cm to dry slightly between waterings
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Temperature Prefers cool alpine conditions; tolerates light winter frost down to -5°C with adequate mulch
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Characteristics

  • Sterile Fronds: Bright green, finely divided, resemble flat-leaf parsley
  • Fertile Fronds: Narrower, upright segments bearing clusters of spore-producing sori
  • Rhizome: Short, creeping underground stem anchoring the clump
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Care Guide

Watering

Maintain steady soil moisture; mist fronds during hot spells

Fertilization

Diluted, low-nitrogen feed once. Use only diluted, organic feeds to avoid damaging sensitive roots

Banana peel tea:Steep 1 peeled banana in 1 L water for 24 hours; dilute 1:2 before drenching soil to avoid nutrient burn
Pruning
  • Remove browned or dead fronds at the base to improve airflow
  • Trim damaged frond edges to maintain tidy appearance
  • Avoid disturbing the shallow rhizome during maintenance
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: No listed toxicity to cats

Humans: No documented toxicity to humans

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental alpine garden plant; ground cover for shaded rockeries