String of Dolphins (Senecio peregrinus)

String of Dolphins

Senecio peregrinus

Dolphin-shaped leaves mimic playful marine life, a whimsical trailing succulent. Common name: String of Dolphins.

Partial sun
1–2/week
Beginner
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Plant Needs

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Sunlight Bright indirect sunlight; tolerate partial morning sun, avoid intense midday sun to prevent leaf scorching
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Watering Allow soil to dry completely between waterings; avoid overwatering to prevent root rot
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Temperature Thrives in 18–26°C; protect from temperatures below 10°C to prevent cold damage and leaf drop
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Characteristics

  • Leaf: Fleshy, curved leaves shaped like leaping dolphins, arranged alternately along stems
  • Flower: Tiny white composite flowers with yellow centers, lightly honey-scented
  • Stem: Slender, trailing green stems that cascade from hanging planters
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Care Guide

Watering

Water when soil is fully dry, roughly every 7–10 days

Fertilization

Diluted succulent fertilizer once monthly. Use a balanced, low-nitrogen fertilizer to avoid leggy growth

Banana peel tea:Soak dried banana peels in water for 24 hours, dilute 1:20 with water, and drench soil sparingly to avoid over-fertilization
Pruning
  • Trim leggy stems to encourage bushier, compact growth
  • Remove yellowed or shriveled leaves to maintain plant health and prevent pest attraction
  • Pinch back stem tips in early spring to promote branching and fuller foliage
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic; may cause vomiting, diarrhea, lethargy, and potential liver damage with prolonged exposure

Humans: Contains pyrrolizidine alkaloids; ingestion causes mild gastrointestinal upset

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Garden Uses & Culture

Culture: Symbolizes whimsy and joy due to its playful dolphin-shaped foliage

Usage: Indoor hanging ornamental plant for shelves, macramé hangers, or window sills