Bleeding Heart (Lamprocapnos spectabilis)

Bleeding Heart

Lamprocapnos spectabilis

Dainty heart-shaped blooms hang like blushing love letters. Herbaceous perennial; common name: bleeding heart.

Partial sun
1–2/week
Moderate
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Plant Needs

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Sunlight Bright indirect light or partial shade; avoid hot midday sun to prevent leaf scorch
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Watering Water thoroughly when the top 5 cm of soil is dry; avoid waterlogging to prevent root rot
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Temperature Hardy to -30°C in dormancy; prefers cool temperate conditions and dies back in summer heat
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Characteristics

  • Leaf: Fern-like, blue-green compound leaves with finely divided, delicate leaflets
  • Flower: Pendulous, heart-shaped pink or white blooms with protruding inner petals resembling a drop of blood
  • Stem: Erect, hollow green stems that die back to the ground after flowering
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Care Guide

Watering

Keep soil consistently moist but not soggy during active growth

Fertilization

Feed with balanced diluted fertilizer every 2 weeks. Use a low-nitrogen fertilizer to prioritize bloom production over foliage growth

Composted banana peel tea:Steep fully composted banana peels in water for 24 hours, dilute 1:20, and apply as a root drench to avoid odor and pest issues
Pruning
  • Cut back dying foliage to ground level after flowering to encourage tidy growth
  • Remove spent blooms to prevent unwanted self-seeding if desired
  • Divide overcrowded clumps every 3–4 years in early spring to refresh plants
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA-confirmed toxic; contains isoquinoline alkaloids that affect the nervous and digestive systems

Humans: Mild gastrointestinal upset if ingested in large quantities; oral irritation possible

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Garden Uses & Culture

Culture: Symbolizes unrequited love and compassion in Victorian floriography

Usage: Ornamental garden plant; cut flower for floral arrangements