Curved Psilurus (Psilurus incurvus)

Curved Psilurus

Psilurus incurvus

A delicate grass with curved seed heads, adapted to dry coastal habitats. Perennial bunchgrass; common name: Curved Psilurus.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Full sun to partial shade; tolerant of coastal salt spray and dry, windy conditions
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Watering Drought-tolerant; water deeply only during prolonged dry spells, avoid waterlogged soil
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Temperature Hardy to mild frost (0°C); thrives in warm, dry Mediterranean coastal climates
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Characteristics

  • Leaf: Narrow, linear bright green leaves up to 10 cm long, folded or flat in texture
  • Flower: Slender, curved spikelets arranged in compact inflorescences, pale green to straw-colored
  • Stem: Thin, erect to slightly decumbent smooth stems
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Care Guide

Watering

Water occasionally during extended dry periods to support new growth

Fertilization

Apply diluted compost tea once in early spring only if soil is severely nutrient-poor. No regular fertilization required for established plants

Composted eggshell powder:Sprinkle a thin layer around clumps in early spring; avoid direct contact with foliage to prevent burning
Pruning
  • Trim back dead foliage to ground level in early spring to encourage fresh new growth
  • Remove spent flower heads to prevent unwanted self-seeding if desired
  • Thin overcrowded clumps every 2–3 years to maintain airflow and reduce competition
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats; small amounts of foliage may be safely nibbled

Humans: No known toxic effects to humans; non-edible but harmless with incidental contact

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental grass for rock gardens and coastal landscaping; erosion control on sandy slopes