Mexican Flame Vine (Pseudogynoxys chenopodioides)

Mexican Flame Vine

Pseudogynoxys chenopodioides

Vibrant orange blooms cascade like a fiery curtain. Fast-growing climbing flowering vine; common name: orange glow vine.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Full sun to partial shade; thrives in bright direct sunlight for abundant blooms; tolerates light 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 Tolerates mild frost down to 10°C but prefers warm temperatures; protect from hard freezes below 5°C
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Characteristics

  • Leaf: Triangular to lanceolate, serrated margins, bright green, fuzzy texture
  • Flower: Clusters of daisy-like orange blooms, 2–3 cm in diameter, with yellow centers
  • Stem: Slender, twining stems with fine hairs, capable of clinging to supports
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Care Guide

Watering

Keep soil consistently moist but not waterlogged; increase frequency during prolonged heatwaves

Fertilization

Diluted balanced liquid fertilizer every 2 weeks. Discontinue fertilization in late autumn to prepare the vine for dormancy

Banana peel compost tea:Compost banana peels for 2–3 weeks, steep in water for 24 hours, dilute 1:20 for root drench; avoid applying undiluted peels to prevent pest issues
Pruning
  • Deadhead spent blooms regularly to encourage continuous flowering
  • Trim overgrown stems in early spring to maintain shape and promote new growth
  • Remove damaged or diseased foliage to improve airflow and reduce pest risk
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA-certified non-toxic to cats; no reported toxicity

Humans: Non-toxic to humans; no known adverse effects from ingestion or contact

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Garden Uses & Culture

Culture: Symbolizes warmth and vibrant energy in tropical garden design

Usage: Ornamental climbing vine for trellises, fences, or arbors; attracts butterflies and bees as pollinators