Bicoloured Fumitory (Fumaria bicolor)

Bicoloured Fumitory

Fumaria bicolor

Delicate bicoloured blooms trail softly, a quiet charm for rock gardens. Annual herbaceous plant; common name: Bicoloured Fumitory.

Partial sun
1–2/week
Beginner
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Plant Needs

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Sunlight Partial sun to full shade; thrives in cool, dappled light and avoids intense midday summer sun
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Watering Keep soil evenly moist but not waterlogged; avoid allowing the root zone to dry out completely during active growth
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Temperature Tolerates light frost (down to 5°C); prefers cool temperate growing conditions and struggles in extreme heat
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Characteristics

  • Leaf: Finely divided, fern-like, grey-green foliage with a soft texture
  • Flower: Tubular bicoloured blooms (pale pink upper petals, deep purple lower petals) in dense, elongated racemes
  • Stem: Slender, branching, trailing stems that spread along the ground
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Care Guide

Watering

Keep soil consistently moist during active growth and flowering

Fertilization

Light, diluted feed once monthly. Use a balanced, diluted organic feed to support steady growth without overstimulating foliage

Eggshell powder topdressing:Crush dried, sterilized eggshells into fine powder; dust lightly on the soil surface to boost calcium levels and improve soil drainage
Pruning
  • Deadhead spent blooms regularly to extend the flowering period
  • Trim back yellowing or dying foliage in late summer after seed production is complete
  • Thin overcrowded stems to improve airflow and reduce fungal disease risk
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats; no reported adverse effects

Humans: No known toxic effects on humans

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental ground cover for rock gardens, border edges, and container planters