McKenzie Black-Eyed Susan (Thunbergia) Vine Seeds

Black-Eyed Susan Vine (Thunbergia alata) produces a fast-growing, twining annual vine covered in cheerful funnel-shaped blooms in orange, yellow, and white with dark centres; ideal for trellises, fences, hanging baskets, and vertical interest in gardens.

Why you’ll love it:

• Vigorous climbing vine with vibrant funnel-shaped blooms in orange, yellow, and white
• Attractive to bees, butterflies, and pollinators
• Perfect for trellises, fences, obelisks, containers, and hanging baskets
• Long flowering season from midsummer to frost

Growing Information:

• Botanical Name: Thunbergia alata
• Plant Type: Annual flower vine
• Light Requirements: Full sun to partial shade
• Water Requirements: Average; keep soil evenly moist
• Germination: 5–12 days
• Days to Maturity: ~53–63 days to bloom
• Height: 1.2–1.8 m (4–6 ft) with support

Seed Details:

• Seed Type: Open-pollinated
• Approximate Seed Count: ~14–18 seeds
• Special Characteristics: Vining habit; colourful blooms; pollinator friendly

Suggested Uses:
Start seeds indoors 6–8 weeks before last frost for earlier flowering or sow directly outdoors after frost danger has passed; provide a trellis, fence, or support for vines to climb and enjoy abundant blooms through summer and into fall.

Seed packet includes planting instructions. Results may vary based on growing conditions.