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The Yellow Trumpet Vine (Ipomoea hederifolia var. lutea), commonly known as the Yellow Trumpet Morning Glory, is a spectacular and fast-growing annual climber celebrated for its charming, trumpet-shaped blooms in a rich, warm butter-yellow hue. Butter-yellow trumpets the size of a quarter bloom in clusters among heart-shaped leaves, and they stay open from morning till well past sunset. These cheerful golden flowers stand out beautifully against the vine's bright, grape-like green foliage. Perfect for adding a sunny vertical accent to your garden, it climbs effortlessly over fences, trellises, arches, and balconies. The trumpet-shaped flowers attract hummingbirds, bees, and butterflies, providing a generous and delightful floral display from midsummer right through to autumn.
Ipomoea hederifolia var. lutea is a rare species and a truly special find for any garden enthusiast. In English, it is commonly called the Yellow Trumpet Vine, Yellow Trumpet Morning Glory, or Yellow Star Ipomoea. It is a much-admired color variant of the Ipomoea hederifolia family, alongside the classic Scarlet Creeper and the vibrant Pumpkin Trumpet Morning Glory.
Best Sowing Time: Spring, Summer, and Monsoon
Temperature for Germination: 24–32°C
Soil: Well-draining, fertile loamy soil enriched with organic compost
Sunlight: Prefers full sun for optimal blooming and vibrant coloration
Watering: Keep the soil consistently moist but not waterlogged
Spacing: 12–24 inches apart to allow proper room to climb
Germination Time: 7–14 days
Support Needed: Requires a trellis, fence, or support as it is a vigorous climbing vine