The scientific name of Colocasia is Colocasia esculenta. In Kerala Colocasia is known as Chembu. Colocasia is a tubular vegetable that can be grown with little care. Its tuber as well as stem and leaves are used as vegetable. Its tuber contains 21.1% carbohydrate, 3% protein and 1.7% minerals. Its stem and leaves give Vitamin- A, C, iron and calcium.
Colacasia is grown well in warm humid climate and rich soil. It can be grown as rainfed and irrigated crop. The season of irrigated crop in Kerala is May-June
The improved varieties of Colocasia in India are Sree Rashmi, Sree Pallavi, Sreekiran and Thamarakannan.
|Tubers of Coocasia|
Weeding and earthing up is necessary for Colocasia at 30-45 days and 60-75 days after planting. Some vermin compost or other organic manure can be used at the time of first earthing up for better yield. The leafy parts may be smothered about one month before harvest so as to enhance tuber development.
No major pests or diseases for Colocasia.
Colocasia becomes ready for harvest five to six months after planting. Side tubers are separated from mother corms and used.