One-flowered Fleabane (Erigeron uniflorus)

One-flowered Fleabane

Erigeron uniflorus

Tiny daisy-like blooms hug alpine soil like scattered stars. Low-growing alpine perennial; common name: One-flowered Fleabane.

Full sun
1–2/week
Moderate
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Plant Needs

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Sunlight Full sun to partial shade; tolerates harsh alpine UV exposure and cool, windy conditions
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Watering Keep soil consistently moist but well-drained; avoid waterlogging in cold, slow-draining alpine soil
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Temperature Hardy to extreme Arctic cold; prefers cool temperatures, avoids prolonged heat above 22°C
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Characteristics

  • Leaf: Basal rosette of narrow, linear to spatulate leaves; sparsely hairy
  • Flower: Solitary daisy-like head with white ray florets and yellow disc florets
  • Stem: Slender, erect, single-flowered stem with few small bracts
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Care Guide

Watering

Keep soil evenly moist; mist occasionally during dry, windy spells

Fertilization

Diluted balanced liquid feed once every 4 weeks. Use only low-strength fertilizer to support alpine growth habits

Eggshell powder top-dress:Crush dried, rinsed eggshells into fine powder; sprinkle lightly on soil surface to boost calcium levels and improve soil porosity
Pruning
  • Deadhead spent blooms promptly to encourage occasional late-season reblooming
  • Trim back dead foliage in late autumn to prevent overwintering fungal growth
  • Thin overcrowded rosettes in early spring to improve airflow and reduce competition
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats

Humans: No documented toxicity to humans

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Garden Uses & Culture

Culture: N/A

Usage: Alpine ornamental ground cover for rock gardens; occasional medicinal use in traditional Arctic herbalism