14
Apr
2011
Tithonia rotundifolia
Flowers | Magnoliopsida
14
0

Scientific Name - Tithonia rotundifolia

Synonyms -

Popular names - Mexico sunflower, girasole messicano.

Distribution and Habitat - originally from Mexico and Central America.

Description - The annual species, branched, pubescent, 1.8 m tall. Leaves alternate, entire or trilobite, lamina ovate, the attenuated, pale green, 5-12 cm long. Ligulate flowers 10-14, obovate to elliptical, orange to red-portocaliu1.5-3.3 cm long, tubular yellow flowers, pedicel length 18 cm. Blooms in July-September. Fruit achenes.

Requirements - exhibitions sunny, fertile, well-drained soils.

Management - are watered regularly during dry periods of the year.

Propagation - by seed, is sown in April-May, germinate in 7-10 days.

Garden Partners - Tagetes sp. Zinnia elegans, Salvia andplendens.


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See also
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