Truncate Horkelia (Horkelia truncata)

Truncate Horkelia

Horkelia truncata

It forms low tufts of delicate blooms, a quiet alpine gem. Perennial herbaceous wildflower; common name: Truncate Horkelia.

Full sun
1–2/week
Moderate
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Plant Needs

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Sunlight Full sun to partial shade; tolerates high-altitude alpine sunlight; avoid intense midday sun in hot lowland regions
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Watering Water deeply when the top 2 cm of soil dries; drought-tolerant once established, with reduced water needs in summer dormancy
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Temperature Hardy to cold alpine temperatures; avoid prolonged heat above 28°C which may induce dormancy
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Characteristics

  • Leaf: Basal rosettes of pinnately compound leaves with truncated leaflets, gray-green and fuzzy.
  • Flower: Clusters of small white to pale pink five-petaled blooms on slender stems.
  • Stem: Slender, hairy flowering stems rising above basal foliage.
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Care Guide

Watering

Keep soil evenly moist during active growth and flowering

Fertilization

Diluted balanced organic feed once every 4 weeks. Use low-nitrogen feed to avoid excessive foliage growth at the expense of flowers

Crushed eggshell powder topdress:Crush thoroughly dried eggshells to a fine powder; sprinkle lightly on the soil surface around the base of the plant; avoid direct contact with foliage to prevent burning
Pruning
  • Deadhead spent flower stems after blooming to encourage potential reblooming and tidy growth
  • Trim back faded basal foliage in late autumn to maintain a neat rosette shape
  • Remove damaged or diseased leaves promptly to prevent spread of fungal pathogens
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: No documented toxicity to cats per ASPCA

Humans: No documented toxicity to humans

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental alpine garden plant; native wildflower habitat restoration