Everillo Japanese Sedge (Carex oshimensis 'Everillo')

Everillo Japanese Sedge

Carex oshimensis 'Everillo'

Its chartreuse foliage glows softly in shade, a quiet pop of golden warmth. Evergreen ornamental sedge; common name: Everillo Japanese Sedge.

Partial sun
1–2/week
Beginner
🌱

Plant Needs

☀️
Sunlight Thrives in partial shade to full shade; can tolerate 2–4 hours of gentle morning direct sun without leaf scorch
💧
Watering Water when the top 2–3 cm of soil dries completely; avoid waterlogging to prevent root rot
🌡️
Temperature Hardy to -10°C; prefers cool to temperate conditions; avoid prolonged temperatures above 30°C to prevent leaf browning
🔍

Characteristics

  • Leaf: Fine, arching linear leaves in bright chartreuse to golden yellow; evergreen year-round.
  • Flower: Inconspicuous brownish spikelets on slender stems rising slightly above foliage.
  • Stem: Slender triangular stems typical of sedges, mostly obscured by dense foliage.
🛠️

Care Guide

Watering

Keep soil consistently moist but not soggy

Fertilization

Diluted balanced liquid feed once monthly. Use low-nitrogen feed to preserve the plant's golden foliage color

Eggshell powder topdress:Crush dried eggshells into fine powder; sprinkle lightly over the soil surface and water in to release nutrients gradually
Pruning
  • Trim browned leaf tips in early spring to refresh the clump's appearance
  • Divide overcrowded clumps every 2–3 years in spring to maintain vigor
  • Remove any dead or damaged foliage as needed to keep the plant tidy
⚠️

Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA-confirmed non-toxic to cats; no adverse effects from ingestion or contact

Humans: Non-toxic to humans; safe for handling and accidental ingestion in small amounts

📖

Garden Uses & Culture

Culture: Symbolizes quiet resilience and understated beauty in shaded garden spaces

Usage: Ornamental ground cover, container foliage accent, border edging for shaded beds