Plant Database / Black-eyed susan vine plant care

Black-eyed susan vine

Thunbergia alata

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Belonging to the Thunbergia genus, Black-eyed susan vine has a botanical name of Thunbergia alata. The botanical name epithet alata means 'winged'.

A mixture of colors in shades of yellow, white, and orange, each bloom is centered with a black ‘eye’ and prominently displayed against emerald green ivy-like foliage. Perfect for trellises and hanging baskets, Black-Eyed Susan vine grows 8-10 feet in full to part sun and moist, well drained soil.

Black-eyed susan vine grows as an annual and is a flower / ornamental. Being an annual plant, it tends to grow best over the course of a single year. Black-eyed susan vine is known for growing with a vinelike habit to a height of approximately 2.43 metres (that's 7.90 feet in imperial). This plant tends to bloom in mid summer.

Due to how easy it is to grow in a variety of conditions, Black-eyed susan vine is great for beginner gardeners and those that like low maintainance gardens.

This plant info is provided by the myfolia gardener's wiki. All details about Black-eyed susan vine have been kindly provided by our members.

How to grow Black-eyed susan vine

Full Sun
+
Medium

Plant in a location that enjoys full sun and remember to water moderately. Zone 9 to 10 are typically the USDA Hardiness Zones that are appropriate for this plant (although this can vary based on your microclimate). Keep in mind when planting that Black-eyed susan vine is thought of as tender, so it is really important to plant out well after your last frost date.

Growing Black-eyed susan vine from seed

Germination can be irregular so maintain an even and high soil temperature of 75-80°F and an even moisture level. Barely cover seeds and expect germination in 10-21 days.

Soil temperature should be kept higher than 23°C / 73°F to ensure good germination.

By our calculations*, you should look at sowing Black-eyed susan vine about 21 days before your last frost date .

Transplanting Black-eyed susan vine

Companion plants for Black-eyed susan vine

These plants have been known to grow well alongside Black-eyed susan vine so consider planting:

Repellent plants for Black-eyed susan vine

These plants will not grow well with Black-eyed susan vine so avoid planting these within close proximity:

Common Black-eyed susan vine problems

These problems, diseases and pests are known to affect Black-eyed susan vine plants:

Other names for Black-eyed susan vine

White clock vine

Thunbergia alata Bojer ex Sims

Misspellings: Black Eyed Susan Vine, Blackeyed Susan Vine

Black-eyed susan vine care instructions

Category The lifecycle that this Black-eyed susan vine exhibits. Annual Difficulty How easy is Black-eyed susan vine to grow? Very easy 1/5
Lifecycle The lifecycle that this Black-eyed susan vine exhibits. Annual Growth Habit What shape or habit does Black-eyed susan vine grow into? Vine
Hardiness How frost hardy is Black-eyed susan vine? Tender Country of Origin Where did Black-eyed susan vine come from? Help build our wiki!
Mature Height How tall does Black-eyed susan vine grow? 2.43 metres / 7.90 feet Mature Spread How wide does Black-eyed susan vine grow? 3.04 metres / 9.88 feet
USDA Zone Range Which zones does Black-eyed susan vine grow best in? Zone 9 to Zone 10 pH Range The level of acidity for Black-eyed susan vine. -
Water Requirements How much water does Black-eyed susan vine require? Medium Nitrogen Requirements How much nitrogen fertilizer does Black-eyed susan vine need? Help build our wiki!
Soil What sort of soil should I plant Black-eyed susan vine in? Help build our wiki! Sun How much sunlight does Black-eyed susan vine need to grow? Full Sun
Can Sow Direct? Can Black-eyed susan vine be sown directly? Yes Sowing Depth How deep to plant Black-eyed susan vine? 0.5 cm / 0.2 inches
Sowing Distance Apart How far apart to plant Black-eyed susan vine? Help build our wiki! Sowing Row Distance Apart How far apart to plant rows of Black-eyed susan vine? Help build our wiki!
Ideal Germination Temperature Range What temperatures does Black-eyed susan vine need in order to germinate? 23°C / 73°F to 26°C / 79°F Growing Temperatures What temperatures are best to grow Black-eyed susan vine in? Help build our wiki! to Help build our wiki!
Planting Distance Apart How far apart to plant Black-eyed susan vine seedlings. 35.0 cm / 1.14 feet Planting Row Distance Apart How far apart to plant rows of Black-eyed susan vine seedlings. Help build our wiki!
Bloom Time When will Black-eyed susan vine bloom? Mid Summer Harvest Time When is Black-eyed susan vine ready for harvest? Help build our wiki!
Pruning Time When should I prune Black-eyed susan vine? Help build our wiki!

How long does Black-eyed susan vine take to grow?

These estimates for how long Black-eyed susan vine takes to sprout, grow and harvest are from real observations from real gardeners, right around the world. Start logging and journaling your observations to participate!

Days to Germination How long does it take Black-eyed susan vine to germinate? 8 days Average 8 days | Min 4 days | Max 18 days (21)
Days to Transplant How long until I can plant out Black-eyed susan vine? + 20 days Average 20 days | Min 7 days | Max 109 days (8)
Days to Maturity How long until Black-eyed susan vine is ready for harvest / bloom? + 29 days Average 29 days | Min 29 days | Max 29 days (1)
Total Growing Days How long does it take to grow Black-eyed susan vine? = 57 days

When should I plant Black-eyed susan vine?

Our when to plant Black-eyed susan vine estimates are relative to your last frost date. Enter your frost dates and we'll calculate your sowing and planting dates for you!

Footnotes

Popular varieties of Black-eyed susan vine

View the complete variety list for Black-eyed susan vine »

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