Turmeric , scientifically referred to as Curcuma longa is a rhizomatous plant of the ginger family Zingiberaceae , herbaceous and perenial in nature. They have been classified under the order Zingiberales of the genus Curcuma.It is precisely native to the tropical lands of South Asia and require temperatures between 20°C and 30°C for ideal growth. The plants of the turmeric species are harvested annually for their rhizomes which are then re-seeded from other rhizomes in the forth coming seasons.

Uses & Health Benefits :

Turmeric has found extensive use across Asian countries as a dietary supplement, for treating stomach problems and similar ailments. In many Japanese countries, it is used as tea. In other countries, it is extensively used as an anti-inflammatory agent and along with the treatment of gastrointestinal discomfort associated with irritable bowel syndrome. Turmeric in particular is considered to be the best cure for all stomach disorders. In some Asian countries, turmeric is employed as an antiseptic where it is used for healing the wounds. In India , it is very largely used as an ayurvedic herb, and is used in a wide variety of skin creams for treating skin disorders.

References:

1. "Curcuma longa information from NPGS/GRIN".  Retrieved 2008-03-04 .
2. Chan, E.W.C. et al. (2009). "Effects of different drying methods on the antioxidant properties of leaves and tea of ginger species". Food Chemistry 113 (1): 166–172. doi : 10.1016/j.foodchem.2008.07.090 . | accessyear = 2009}}
3. "Curry 'may slow Alzheimer's'" . BBC News . 21 November 2001 .  Retrieved 28 March 2010 .
4. mirror.co.uk,curry-kills-cancer-cells-and-other-health-benefits-of-the-nations-favourite-dish-115875-21779950