Mysore Trumpetvine (Thunbergia mysorensis)

Mysore Trumpetvine

Thunbergia mysorensis

Its cascading blooms hang like golden clocks, a tropical curtain of color. Evergreen woody vine; common names: Mysore trumpetvine, Indian clock vine.

Partial sun
2/week
Moderate
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Plant Needs

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Sunlight Bright indirect light; tolerate partial shade, avoid harsh midday direct sun which can scorch leaves
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Watering Water thoroughly when top 2–3 cm of soil is dry; avoid overwatering to prevent root rot
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Temperature Thrives at 18–25℃; protect from temperatures below 12℃ to prevent leaf drop
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Characteristics

  • Leaf: Oval to heart-shaped, glossy dark green, 7–15 cm long, with slightly serrated margins
  • Flower: Pendulous clusters of tubular blooms, golden yellow with maroon/brown calyces, 8–10 cm long
  • Stem: Woody, twining vine with aerial roots for climbing support
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Care Guide

Watering

Keep soil consistently moist but not waterlogged; mist foliage to boost humidity

Fertilization

Diluted balanced liquid fertilizer every 2 weeks. Cease fertilization in autumn and winter when growth slows

Banana peel compost tea:Soak fully composted banana peels in water for 24 hours, dilute 1:20 for root drench; avoid raw peels to prevent pest infestations
Pruning
  • Trim overgrown vines in early spring to maintain desired shape
  • Deadhead spent flower clusters to encourage continuous blooming
  • Thin dense growth to improve airflow and reduce disease risk
  • Tie climbing stems to a support structure to guide upward growth
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic; no known adverse effects for cats

Humans: No known toxic compounds; safe for human handling and accidental ingestion in small amounts

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Garden Uses & Culture

Culture: Symbolizes tropical elegance and abundance in southern Indian garden traditions

Usage: Ornamental vine for trellises, hanging baskets, or indoor vertical gardens