Bastard Fumitory (Fumaria bastardii)

Bastard Fumitory

Fumaria bastardii

Delicate fern-like foliage carries tiny pink blooms, a subtle groundcover. Annual herbaceous plant; common name: Bastard Fumitory.

Partial sun
1–2/week
Beginner
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Plant Needs

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Sunlight Prefers partial shade to full sun; tolerates dry, nutrient-poor soils and disturbed growing sites
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Watering Water sparingly, allowing the top 2–3 cm of soil to dry between waterings; highly drought-tolerant
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Temperature Thrives in cool temperate conditions; avoid prolonged exposure to temperatures above 28°C
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Characteristics

  • Leaf: Finely divided, fern-like blue-green leaves arranged alternately on slender stems
  • Flower: Tiny pink to purplish-pink spurred blooms in dense racemes
  • Stem: Slender, branching, trailing or upright stems with a slightly glaucous coating
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Care Guide

Watering

Keep soil slightly moist during active growth periods

Fertilization

Optional diluted balanced feed once monthly. Avoid high-nitrogen fertilizers to prevent leggy, weak growth

Eggshell powder topdressing:Sprinkle a thin layer of crushed, dried eggshells around the base of plants to boost soil calcium levels; avoid direct contact with stems to prevent potential burn
Pruning
  • Deadhead spent flower racemes to encourage prolonged blooming and prevent self-seeding if desired
  • Thin overcrowded stems to improve air circulation and reduce disease risk
  • Remove yellowing or damaged foliage to maintain a tidy appearance
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Mildly toxic; ingestion may cause vomiting, diarrhea, or lethargy

Humans: Contains mild alkaloids; ingestion may cause nausea, abdominal cramping, or mild dizziness in large quantities

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental groundcover for rock gardens or border edges; limited traditional medicinal use for digestive issues