Alice du Pont Mandevilla (Mandevilla amabilis 'Alice du Pont')

Alice du Pont Mandevilla

Mandevilla amabilis 'Alice du Pont'

A vigorous tropical climber celebrated for its continuous display of large, trumpet-shaped pink flowers. Evergreen woody vine; other names: Brazilian Jasmine.

Requires full sun to partial shade for optimal blooming.
2/week
Moderate
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Plant Needs

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Sunlight Requires full sun to partial shade for optimal blooming.
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Watering Keep soil evenly moist but not waterlogged; allow top inch to dry between waterings.
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Temperature Thrives in warm, humid conditions; not frost-tolerant.
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Characteristics

  • Leaves: Dark green, glossy, oval to elliptical, deeply veined, opposite arrangement, 7-20 cm long;
  • Flowers: Large trumpet-shaped, 7-10 cm across, five-lobed, bright pink with a darker rose-crimson throat;
  • Stems: Twining, woody at the base, exuding a milky white sap when broken.
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Care Guide

Watering

Water thoroughly when the top inch of soil feels dry.

Fertilization

Apply a balanced or high-phosphorus fertilizer to promote new growth and buds.. Feed every two weeks during the growing season.

Banana Peel Tea:Steep chopped banana peels in water for 24-48 hours, strain, and use the liquid to water the plant. Promotes vibrant blooms. Discard peels in compost to avoid fruit flies.
Pruning
  • Prune in late winter or early spring before new growth begins;
  • Pinch back growing tips of young plants to encourage bushier growth;
  • Remove dead or damaged vines to maintain a tidy appearance and improve air circulation.
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: May cause vomiting, diarrhea, and oral irritation if ingested (per ASPCA guidelines for Apocynaceae vines).

Humans: Milky sap can cause skin irritation; ingestion may cause mild gastrointestinal upset.

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Garden Uses & Culture

Culture: Highly prized in Victorian conservatories and modern Western patio gardens for bringing an instant tropical aesthetic to trellises and arbors.

Usage: Ideal for trellises, arbors, pergolas, hanging baskets, and large patio containers.