Grand Duke of Tuscany Jasmine (Jasminum sambac 'Grand Duke of Tuscany')

Grand Duke of Tuscany Jasmine

Jasminum sambac 'Grand Duke of Tuscany'

Double blooms unfurl like creamy silk, scenting air softly. Evergreen flowering shrub.

Partial sun
1–2/week
Beginner
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Plant Needs

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Sunlight Bright indirect light; tolerate partial shade, avoid harsh midday direct sun that can scorch leaves
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Watering Water thoroughly when the top 2–3 cm of soil feels dry; avoid standing water to prevent root rot
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Temperature Thrives at 18–25°C; protect from temperatures below 10°C to prevent leaf drop and stunted growth
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Characteristics

  • Leaf: Opposite, glossy dark green ovate leaves with smooth, entire margins
  • Flower: Double creamy-white rosette blooms with intense, sweet floral fragrance
  • Stem: Slender woody stems with small aerial roots for climbing or trailing growth
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Care Guide

Watering

Keep soil consistently moist but not waterlogged

Fertilization

Diluted balanced liquid fertilizer every 2 weeks. Cease fertilization in winter when plant growth slows to prevent salt buildup in soil

Banana peel tea:Soak chopped banana peels in water for 3 days, strain, dilute 1:10 with water, and apply as a root drench; avoid overapplication to prevent nutrient imbalances
Pruning
  • Pinch back new stem tips in early spring to encourage bushier growth and more flower buds
  • Remove spent blooms promptly to promote continuous flowering throughout the growing season
  • Trim leggy or overgrown stems in late winter to maintain a compact, tidy shape
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA confirmed non-toxic; no reported adverse effects in cats

Humans: Non-toxic to humans; flowers are safe for culinary use in small quantities

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Garden Uses & Culture

Culture: Symbolizes love, purity, and devotion in South Asian wedding traditions; used in religious ceremonies

Usage: Ornamental indoor/outdoor plant; flowers used to flavor tea and make scented garlands