Common Morning Glory (Ipomoea purpurea)

Common Morning Glory

Ipomoea purpurea

Vines unfurl trumpet blooms at dawn, painting fences in soft purple. Annual climbing flowering vine; common name: common morning glory.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Requires 6–8 hours of direct sunlight daily for abundant blooms; tolerates light afternoon shade in hot climates
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Watering Water deeply when the top 2–3 cm of soil is dry; avoid overwatering to prevent root rot
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Temperature Thrives in 18–25°C; sensitive to frost, will die back when temperatures drop below 10°C
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Characteristics

  • Leaf: Heart-shaped bright green foliage, 7–13 cm long with pointed tips
  • Flower: Trumpet-shaped blooms 5–8 cm wide, in purple, pink, white, or blue; open at dawn and fade by midday
  • Stem: Slender, herbaceous twining vine with fine, soft hairs
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Care Guide

Watering

Keep soil consistently moist but not waterlogged

Fertilization

Feed with diluted balanced fertilizer every 2 weeks. Stop fertilizing as blooms fade to encourage seed production

Banana peel compost tea:Soak fully composted banana peels in water for 24 hours; dilute 1:20 for root drench to avoid burning roots
Pruning
  • Pinch back young vine tips to promote bushier growth and more flower buds
  • Remove faded blooms to prevent unwanted self-seeding if desired
  • Trim overgrown vines to maintain neat growth on trellises or fences
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA confirmed toxic; contains lysergic alkaloids that may cause neurological and gastrointestinal distress

Humans: Contains lysergic alkaloids; large ingestion may cause mild hallucinations, nausea, or abdominal discomfort

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Garden Uses & Culture

Culture: Symbolizes love, affection, and fleeting beauty due to its short-lived dawn blooms

Usage: Ornamental climbing vine for trellises, fences, and arbors; also grown for its edible seeds in some cultures (note: seeds may contain toxic alkaloids)