Wiry Sedge (Ficinia spiralis)

Wiry Sedge

Ficinia spiralis

It curls in tight, geometric spirals like living wire. Evergreen clumping sedge; common names: Wiry Sedge, Spiralling Sedge.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Bright indirect light to full sun; tolerates partial shade, with best spiral form in full sun
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Watering Water deeply when the top 2 cm of soil dries out; avoid waterlogging to prevent root rot
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Temperature Hardy to light frost; thrives in cool to temperate coastal or garden conditions
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Characteristics

  • Leaf: Fine, wiry bright green leaves spiralling tightly around stems, forming dense, compact clumps
  • Flower: Small, brownish non-showy spikelets held just above foliage clusters
  • Stem: Slender, rigid stems fused with leaf blades, creating the characteristic spiral growth habit
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Care Guide

Watering

Keep soil consistently moist but not saturated

Fertilization

Diluted balanced feed once every 2 months. Avoid over-fertilizing to prevent weak, floppy growth that disrupts spiral form

Eggshell powder topdress:Crush dried, rinsed eggshells into fine powder; sprinkle lightly on soil surface and water in to release slow-release calcium
Pruning
  • Trim browned foliage tips to maintain a tidy, compact clump shape
  • Divide overcrowded clumps in early spring to propagate new plants and refresh growth
  • Remove spent flower spikes to redirect energy to foliar growth
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

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

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

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental groundcover, rock garden accent, coastal landscaping plant