29
Jun
2010
Thunbergia alata - black-eyed Susan
Trees and shrubs | Magnoliopsida

Scientific name - spelled Thunberg

Synonyms -

Popular names - Susan eyed, black-eyed Susan.

Distribution and Habitat - tropical African origin but is cultivated for ornamental flowers.

Description - voluble species annually. Stem thin, pubescent, herbaceous. Leaves opposite, heart, or heart-Haste, acute, 3.5 - 10 cm long, ribbed long wing. Flowers solitary and axillary, long Pedunculated; Corola with petals united at base, 1.7-2.4 cm long tube with five lobes obcordati orange. Blooms in May-October.

Growth rate - fast.

Tolerant - do not tolerate inghteul.

Requirements - rich soil, moist, well-drained, in full sun.

Management - need a guardian.

Propagation - by seeds. Sown in spring and summer, germinate in 8-10 days.

Properties and Uses - used as an ornamental species, driven on trellises and pergolas.


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