October Daphne (Hylotelephium sieboldii)

October Daphne

Hylotelephium sieboldii

It cascades with pink blooms in autumn, a soft curtain of late-season color. Succulent perennial groundcover; common names: October Daphne, Siebold's Stonecrop.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Full sun to partial shade; produces more blooms in full sun, tolerates mild afternoon shade in hot climates
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Watering Allow soil to dry completely between waterings; avoid overwatering to prevent root rot in heavy soil
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Temperature Hardy to -15°C; tolerates summer heat up to 30°C; protect from prolonged extreme frost in exposed locations
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Characteristics

  • Leaf: Round, blue-green, fleshy leaves arranged in whorls of three along slender trailing stems
  • Flower: Flat terminal clusters of star-shaped pink blooms that attract pollinators
  • Stem: Slender, trailing stems that root at nodes when in contact with moist soil
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Horticulturist's Insider Field Notes (No AI Fluff)

The Golden 'Finger Test' Rule

Never water on a strict calendar. Stick your index finger 2 inches into the soil. If it feels cool and damp, wait 2–3 days. If bone dry, water thoroughly until it drains from the bottom holes.

Empty the Saucer After 20 Minutes

The #1 houseplant killer is water sitting in the catch tray. Stagnant runoff water starves roots of oxygen and causes root rot.

Turn the Pot Every 2 Weeks

Houseplants naturally lean toward the nearest window light. Give the pot a quarter-turn biweekly to maintain balanced, symmetrical architecture.

Wipe the Dust Away

Dust on leaves acts like a heavy sunshade. Gently wipe broad foliage with a damp cloth monthly to maximize photosynthesis and air purification.

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Care Guide

Watering

Water when top 2–3 cm of soil is fully dry

Fertilization

Diluted balanced succulent fertilizer once monthly. Discontinue fertilization in autumn and winter to support dormancy

Eggshell powder topdress:Crush fully dried eggshells into fine powder; sprinkle lightly on soil surface to add calcium without burning delicate succulent roots
Pruning
  • Trim back leggy stems in early spring to encourage compact, bushier growth
  • Deadhead spent bloom clusters to maintain a tidy appearance and prevent unwanted self-seeding
  • Remove any dead or rotting foliage promptly to reduce fungal disease risk
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Pet & Human Toxicity & Emergency Guide

🟢 Pet-Safe (Non-Toxic to Cats & Dogs)

Pet Safety Verified: According to clinical veterinary databases (ASPCA), October Daphne (Hylotelephium sieboldii) is non-toxic to both cats and dogs, making it an excellent choice for pet-friendly homes.

Pet Tolerance

Leaves, stems, and flowers contain no systemic toxins or hazardous oxalates; safe for curious puppies and kittens.

Mild Fiber Sensitivity

While non-toxic, excessive consumption of fibrous leaves may cause mild, temporary stomach upset or regurgitation.

Recommended Placement

Safe for low tables, living rooms, and active pet environments.

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Troubleshooting & Common Plant Problems

Quick diagnostic guide for common care issues affecting October Daphne (Hylotelephium sieboldii):

Yellowing Leaves

Most commonly caused by overwatering or poor drainage. Ensure topsoil dries out between waterings and check for root ventilation.

Brown or Crispy Leaf Tips

Low ambient humidity, hard tap water minerals, or direct midday sunburn. Increase humidity and use filtered water.

Drooping or Wilting Foliage

Indicates dehydration or root damage from prolonged waterlogging. Inspect soil moisture and root firmness.

Common Pests (Spider Mites, Aphids)

Dry indoor air encourages pests. Wipe leaves with a damp cloth and treat with insecticidal soap or neem oil.

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Propagation & Repotting Guide

  • Taking Cuttings: During active spring or summer growth, take a healthy 4–6 inch cutting just below a node using clean shears.
  • Rooting Medium: Place cuttings in fresh water or moist perlite mix in bright, indirect light; refresh water weekly.
  • Potting Up: Transplant into well-draining potting mix once roots reach 2 inches in length (typically 3–5 weeks).
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Seasonal Care Calendar

  • Spring & Summer (Active Growth): Water thoroughly as topsoil dries; apply diluted balanced fertilizer monthly; encourage steady growth.
  • Autumn (Transition): Gradually reduce watering frequency as daylight hours shorten; discontinue fertilization.
  • Winter (Dormancy): Water sparingly only when soil is mostly dry; protect from cold window drafts; keep in warm room.
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Frequently Asked Questions

How often should I water my October Daphne?

Water thoroughly when the top 1–2 inches of soil feel dry. In active growth (spring/summer), water every 1–2 weeks; reduce significantly in winter.

Where is the best indoor location for October Daphne?

Position in bright, filtered indirect light (e.g., near an east or south-facing window with sheer curtains). Avoid harsh direct midday sun.

Is October Daphne toxic to pets?

ASPCA: Non-toxic to cats

When should I repot my October Daphne?

Repot every 1–2 years in spring when roots outgrow the drainage holes or the soil depletes nutrients.

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental groundcover, hanging basket specimen, rock garden plant

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