
Black-Eyed Susan Vine
Thunbergia alata
Family: Acanthaceae
Black-Eyed Susan Vine grows in full sun to partial shade and prefers rich, moist, well-drained soil. Water needs: Moderate.
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How to Grow Black-Eyed Susan Vine
Black-Eyed Susan Vine growing information includes sunlight requirements of Full sun to partial shade, soil conditions listed as Rich, moist, well-drained soil with a soil pH of 6.0-7.5, and Moderate water needs. The listed hardiness zones are 10-11. For propagation reference, the database lists germination or establishment information for Black-Eyed Susan Vine as 7-21 days, with planting or establishment depth listed as 1/4 inch. Days to maturity are listed as 90-120 days to flowering.
Plant Overview
Black-Eyed Susan Vine (Thunbergia alata) is listed in the Acanthaceae family and categorized as a vine with a tender perennial often grown as annual life cycle. This profile summarizes growing information for hardiness, light, soil, water, seed starting, maturity, and other available cultivation details. Difficulty is listed as Easy.
- Plant ID
- PLT-0280
- Family
- Acanthaceae
- Plant type
- Vine
- Life cycle
- Tender perennial often grown as annual
- Difficulty
- Easy
Growing Conditions
Black-Eyed Susan Vine is listed for full sun to partial shade conditions. Water needs are listed as moderate. The database soil reference is Rich, moist, well-drained soil. The listed soil pH range is 6.0-7.5, and the listed hardiness range is 10-11.
- Hardiness zones
- 10-11
- Sunlight
- Full sun to partial shade
- Soil
- Rich, moist, well-drained soil
- Soil pH
- 6.0-7.5
- Water needs
- Moderate
Seed & Germination
For seed starting, the listed germination time is 7-21 days and the seed depth is 1/4 inch. The listed time to maturity is 90-120 days to flowering. Use these values as general reference points and adjust for local climate, seed source, and growing conditions.
- Germination
- 7-21 days
- Seed depth
- 1/4 inch
Harvest & Propagation
- Days to maturity
- 90-120 days to flowering
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Growing Reference Note
Plant performance can vary with climate, soil, weather, cultivar, seed quality, and gardening methods. The values on this page are general database reference ranges rather than a substitute for local extension guidance or seed-packet instructions.




