Wake-robin (Trillium erectum)

Wake-robin

Trillium erectum

Its three-part blooms hang like modest purple bells in spring. Herbaceous perennial wildflower; common names: wake-robin, purple trillium.

Low light
1–2/week
Moderate
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Plant Needs

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Sunlight Prefers dappled woodland shade; avoid direct midday sun which can scorch leaves
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Watering Keep soil consistently moist but not waterlogged; avoid allowing the root zone to dry out completely
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Temperature Cold hardy to -30°C; thrives in cool spring temperatures and tolerates freezing winter conditions
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Characteristics

  • Leaf: Three broad, ovate leaves in a whorl at stem apex; matte green, sessile (no petioles)
  • Flower: Three maroon, purple, or white petals hanging beneath the leaf whorl; emits a faint, foul scent
  • Stem: Smooth, unbranched erect green stem; supports the leaf whorl and flower
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Care Guide

Watering

Maintain even soil moisture; apply mulch to retain moisture and regulate soil temperature

Fertilization

Apply a thin layer of compost around the base once. Avoid synthetic fertilizers which can damage sensitive rhizomes

Composted leaf mold tea:Steep fully composted hardwood leaf mold in water for 24 hours; dilute 1:20 for root drenching to avoid nutrient burn
Pruning
  • Remove spent flower heads after blooming to redirect energy to rhizome growth
  • Cut back yellowing foliage in late summer once it has died back naturally
  • Divide overcrowded clumps in early spring before new growth emerges to maintain plant health
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic; contains alkaloids that may cause vomiting, diarrhea, abdominal pain, and lethargy

Humans: Contains alkaloids; ingestion of large quantities causes gastrointestinal upset including nausea and diarrhea

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Garden Uses & Culture

Culture: Symbolizes spring woodland renewal; historically used in limited Native American medicinal practices (not recommended for modern consumption)

Usage: Ornamental shade garden plant; valued for its unique spring blooms