Turmeric is the boiled, dried, cleaned and polished rhizomes of Curcuma longa. The plant is a herbaceous perennial, 60-90 cm high, with a short stem and tufted leaf. There are 7 to 12 leaves, the leaf sheaths forms the pseudo stem. The lamina is green above and pale green below and has a length of 30-40 cm and width 8-12 cm. Inflorescence is a central spike of 10-15 cm length. 1-4 flowers are born in axil of the bract opening one at a time. About 30 flowers are produced in a spike. Seeds are produced in capsules and there will be one to numerous sunken capsules in an inflorescence.
It is a native of India. Apart from India, it is cultivated in Pakistan, Malaysia, Myanmar, Vietnam, Thailand, Philippines, Japan, Korea, China and Central America. In India, it is cultivated in the States of Andhra Pradesh, Maharashtra, Orissa, Tamil Nadu, Karnataka and Kerala. Turmeric is a tropical crop cultivated from sea level to 1200 meter MSL. It grows in light black, black clayey loams and red soils in irrigated and rainfed conditions. The crop cannot stand water logging or alkalinity.
Colour:Brilliant Yellow
Length: 3 cm and above(less than 15mm- 3% max)
Bulbs:2%
Moisture: 12% max
Unboiled or less boiled: 0.3% max
Free from:Infestation, fungus, dyes and colouring chemicals
Curcumin: 2% min
Particle size: 50 ASTM
Moisture: 5% max
Curcumin: 3% min
Particle size: 50 ASTM
Moisture: 5% max
Curcumin: 5% min
Particle size: 50 ASTM
Moisture: 5% max