Old Man's Beard (Clematis vitalba)

Old Man's Beard

Clematis vitalba

Its feathery seed heads drift like soft old man’s whiskers. Deciduous climbing vine; common name: Old Man's Beard.

Full sun
1–2/week
Moderate
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Plant Needs

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Sunlight Full sun to partial shade; blooms most prolifically in full sun with shaded root zones to prevent drying.
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Watering Water deeply when the top 5 cm of soil is dry; avoid waterlogging to prevent root rot.
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Temperature Hardy to -15°C; tolerates cool temperate conditions and avoids extreme heat above 30°C.
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Characteristics

  • Leaf: Opposite, pinnately compound leaves with 3–5 ovate to lanceolate dark green leaflets.
  • Flower: Small, creamy-white, fragrant four-petaled blooms in loose terminal panicles.
  • Seed Head: Silvery-white feathery achenes that persist through autumn.
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Care Guide

Watering

Keep soil consistently moist during active growth

Fertilization

Apply balanced liquid fertilizer every 2 weeks. Avoid over-fertilizing to prevent excessive foliage growth at the expense of blooms.

Banana peel compost tea:Compost banana peels for 2 weeks, steep in water for 24 hours, dilute 1:20 for root drench to support flowering.
Pruning
  • Prune immediately after flowering to remove dead stems and control vine spread.
  • Thin overcrowded vines to improve air circulation and reduce disease risk.
  • Cut back old wood to 30–60 cm in late winter to encourage vigorous new flowering growth.
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA-listed toxic; contains irritant glycosides that cause oral pain, drooling, vomiting, and diarrhea.

Humans: Ingestion causes mild oral irritation, nausea, or vomiting if large quantities are consumed.

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental climbing vine for arbors and fences; limited traditional medicinal uses for skin conditions.