Alpine Adenostyle (Adenostyles alpina)

Alpine Adenostyle

Adenostyles alpina

Soft, fuzzy foliage brings alpine charm to cool gardens. Herbaceous perennial; common name: Alpine Adenostyle.

Partial sun
1–2/week
Moderate
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Plant Needs

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Sunlight Prefers partial sun with protection from intense midday sun; tolerates light shade in hot climates
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Watering Keep soil evenly moist but well-drained; avoid waterlogging to prevent root rot
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Temperature Hardy to -15°C; thrives in cool summer temperatures below 25°C
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Characteristics

  • Leaf: Large heart-shaped basal leaves with serrated margins; fuzzy gray-green texture
  • Flower: Dense terminal clusters of tiny pale pink to lilac composite blooms
  • Stem: Erect, hairy stems with smaller, deeply lobed upper leaves
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Care Guide

Watering

Maintain consistent soil moisture during active growth

Fertilization

Diluted balanced feed once every 4 weeks. Use low-nitrogen fertilizer to promote compact growth and flowering

Composted banana peel tea:Soak fully composted banana peels in water for 24 hours, dilute 1:20 for root drench; avoid raw peels to prevent pest attraction
Pruning
  • Deadhead spent flower clusters to prevent unwanted self-seeding
  • Cut back stems to ground level after the first autumn frost
  • Thin overcrowded clumps in early spring to improve airflow and reduce disease risk
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: No documented toxicity to cats per ASPCA records

Humans: No documented toxicity to humans

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental alpine garden plant; provides texture and color to rockeries