Yorkshire Fog (Holcus lanatus)

Yorkshire Fog

Holcus lanatus

Soft, silvery-green foliage brings meadow calm. Cool-season perennial grass; common name: Yorkshire Fog.

Partial sun
1–2/week
Beginner
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Plant Needs

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Sunlight Prefers full sun to partial shade; tolerates light woodland shade without reduced flowering
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Watering Water regularly during prolonged dry spells; avoid waterlogging in heavy clay soils
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Temperature Hardy to -15°C; thrives in cool temperate climates with mild summer temperatures
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Characteristics

  • Leaf: Soft, linear, gray-green leaves with downy texture, up to 20 cm long
  • Flower: Dense, cylindrical panicles, pale green to purplish, with fuzzy spikelets
  • Stem: Erect, slender, softly hairy stems
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Care Guide

Watering

Keep soil evenly moist during active growth periods

Fertilization

Light application of balanced fertilizer once. Avoid high-nitrogen fertilizers to prevent excessive, weak leaf growth

Eggshell powder topdressing:Sprinkle finely crushed, dried eggshells around the base of clumps; avoid direct contact with foliage to prevent fungal growth
Pruning
  • Mow or trim back to 5–10 cm in late summer to encourage dense new growth
  • Remove dead, yellowed foliage in early spring to improve airflow and appearance
  • Thin overcrowded clumps every 2–3 years in early spring to maintain vigor
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: No known toxicity to cats

Humans: No known toxic effects on humans

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Garden Uses & Culture

Culture: N/A

Usage: Pasture forage grass, ornamental meadow plant, erosion control on slopes