Black Eyed Susan Vine

Uses: Climbing Flowering Vine. Perfect for patios and gardens! 

Benefits: A bright, vigorous, old-fashioned Thunbergia! Profuse flowering! Yellowish-orange 1.5" blooms, most with dark centers. Attracts pollinators and butterflies! 

USDA Hardiness Zones: 10 - 12 (grown as an annual in colder zones) 

Sun: Full Sun to Partial Shade

Life Cycle: Perennial (annual in most zones)

Mature Height: 3' - 8' (20+ feet if grown as a perennial!) 

Mature Width: 3' - 6'

Bloom Season: Summer through Fall

Summary

A prolific display of fragrant, sunshine yellow blooms!

Thunbergia alata—most commonly known as Black Eyed Susan Vine—is an old-fashioned, proven climber that's been popular through the ages! 

Show off your garden in style with the Black Eyed Susan vine! With its 1"-2" orange blooms—many with black eyes—this fast-growing, low-maintenance vine adds a cheerful, vibrant touch to any yard. Perfect for a wildflower look!

Extremely fast growing, Black Eyed Susan Vine has been known to climb as high as 8' in a single season! 

Perfect for growing as a climbing vine alongside of trellises, fences, ladders, or other structures around your home! Black Eyed Susan Vine is also nice to grow in window boxes, hanging baskets, and alongside of retaining walls where its flower covered vines are able to drape. 

Also able to be used as a sprawling, flowering groundcover! 

May be overwintered indoors if grown in colder zones. 

Flowers are known to attract pollinators and butterflies! 

Care 

Black Eyed Susan Vine Care

Thunbergia alata requires full to partial sun. Exposure to extremely strong, afternoon sun may cause damage. As such, we suggest growing your Black Eyed Susan Vine in an area that gets strong morning sun and some afternoon shade. Not enough light will cause negative growth issues. 

Fertilization is suggested, especially if soil is poor. Our slow release fertilizer is a great option. Spring fertilizations are best. 

Water regularly, especially after planting prior to establishment. Attempt to keep soil lightly moist, but not wet. Prefers rich, moist, well draining, slightly acidic soil. It's suggested to place 2"-3" of mulch under this plant to help retain a light degree of ground moisture. 

Space plants 3' apart. 

Frost will kill Black Eyed Susan Vine.

Grow Black Eyed Susan Vine as an annual in colder zones, or overwinter in a heated, indoor area that gets sufficient sunlight. 

Size

Size of Black Eyed Susan Vine for Sale Online

The Thunbergia alata that we sell online will ship in a greenhouse grade grow pot. Each plant will be appropriately sized for its pot. Please contact us with any specific questions.

Size of Black Eyed Susan Vine When Mature

Thunbergia alata will commonly reach mature heights of 3' - 8' and mature widths of 3' - 6'. If grown as a perennial in a suitable, tropical climate; it may grow as high as 20'! 

Additional Information

What is the botanical name of Black Eyed Susan Vine?

Its botanical name is Thunbergia alata.

Toxicity and Risks of Black Eyed Susan Vine

We were unable to find information on the toxicity of Thunbergia alata.