Bright Orange Blooms
Produces attractive orange flowers with contrasting dark centers that bring vibrant color to gardens.
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Orange Black Eyed Susan Vine, scientifically known as Thunbergia alata, is a popular flowering vine recognized for its bright orange blooms with distinctive dark centers. Its climbing and trailing growth habit makes it suitable for trellises, fences, hanging baskets, and garden containers. This ornamental vine adds vibrant color and vertical interest to outdoor garden spaces throughout the warm growing season.
Produces attractive orange flowers with contrasting dark centers that bring vibrant color to gardens.
Develops twining stems that can climb trellises, fences, and other suitable garden supports.
Can produce repeated blooms during warm weather when provided with suitable growing conditions.
Suitable for garden beds, hanging baskets, containers, and decorative vertical displays.
| Scientific Name | Thunbergia alata |
| Common Name | Orange Black Eyed Susan Vine |
| Plant Family | Acanthaceae |
| Seed Type | Flowering Vine Seeds |
| Growth Habit | Climbing and trailing vine |
| Flower Color | Orange with dark brown to black centers |
| USDA Hardiness Zones | 10–11 as a perennial; grown as an annual in cooler regions |
| Planting Season | Spring, after the danger of frost has passed |
| Growing Season | Spring through fall |
| Sowing Method | Start indoors or sow directly after frost |
| Germination Time | Approximately 10–21 days |
| Germination Temperature | 70–75°F (21–24°C) |
| Sunlight Requirements | Full sun to partial shade |
| Soil Requirements | Fertile, moist, well-drained soil |
| Watering Needs | Regular watering; keep soil evenly moist |
| Mature Plant Height | Approximately 5–8 feet, depending on growing conditions |
| Plant Spacing | Approximately 12–18 inches |
| Propagation | Seeds and stem cuttings |
Orange Black Eyed Susan Vine adds cheerful orange flowers and attractive climbing foliage to garden landscapes. Its twining growth makes it a lovely choice for trellises, fences, containers, and hanging baskets. Provide warm conditions, suitable sunlight, and regular watering to enjoy its seasonal floral display.
Find helpful answers about Orange Black Eyed Susan Vine seeds, flowering, and climbing growth.
Orange Black Eyed Susan Vine typically begins flowering around 12–16 weeks after sowing under favorable growing conditions. Blooming time can vary with temperature, sunlight, and plant development.
A trellis is helpful because this plant produces twining stems that naturally climb nearby supports. It can also trail from hanging baskets and containers without requiring a vertical support.
Yes. Thunbergia alata grows well in suitable containers and hanging baskets when provided with drainage, adequate sunlight, regular watering, and enough room for its trailing or climbing stems.