Thunbergia alata 'Sunny Susy Yellow Dark Eye' (Sunny Susy Series)
black-eyed Susan vine
- Position: full sun
- Soil: fertile, moist but well drained
- Rate of growth: fast
- Flowering period: June to September
- Hardiness: tender (will need winter protection)
An annual, fast-growing climber with green heart-shaped leaves, 'Sunny Susy Yellow Dark Eye' bears bright yellow flowers with black-eyed centres that smother the stems in summer and autumn. - Garden care: Keep under glass where temperatures dip below 5°C, only moving outside after the frosts have passed. A twining climber, it will need support, and it should be watered freely when in growth - and apply a balanced liquid fertiliser monthly.