Sweet Signalgrass (Moorochloa eruciformis)

Sweet Signalgrass

Moorochloa eruciformis

Fine-textured grass with delicate seed heads, a quiet groundcover for warm climates. Annual or short-lived perennial grass; common name: Sweet Signalgrass.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Full sun to partial shade; tolerates dry, low-nutrient soils with minimal competition
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Watering Water deeply when the top 2–3 cm of soil is dry; drought-tolerant once established
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Temperature Thrives in warm tropical to subtropical temperatures; frost-sensitive and dies back below 5°C
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Characteristics

  • Leaf: Narrow linear blades, 5–20 cm long, smooth with slightly rough margins
  • Flower: Open panicle inflorescences with small, pale green spikelets
  • Stem: Slender, erect or decumbent stems, branching at the base
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Care Guide

Watering

Keep soil slightly moist during active growth periods

Fertilization

Light application of balanced, diluted feed once. Low nutrient needs; over-fertilization may promote excessive, weak growth

Eggshell powder topdress:Sprinkle 1 tsp of crushed eggshell powder per plant; work gently into the top 1 cm of soil to avoid root disturbance
Pruning
  • Trim back dead foliage in late winter to encourage new spring growth
  • Mow to 5 cm height to maintain a neat groundcover form
  • Remove seed heads before maturity to prevent unwanted self-seeding
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA non-toxic; safe for cats

Humans: No documented toxicity to humans

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Garden Uses & Culture

Culture: N/A

Usage: Erosion control groundcover; forage for small livestock