An overview of dehydration techniques

Abstract

Dehydrate or drying flowers are also known as everlasting flowers as they can survive several months to a year without losing their shape and colour. Dehydration is a technique involving producing environmentally friendly, biodegradable drying products. This technique required low-cost machinery as well as less expert knowledge to operate and produce several dried products for utilizing as a preparation of bouquets, different floral arrangements and various floral handicrafts. The most promising techniques like Air drying, Sun drying, Water drying, Press drying, Embedded drying, Glycerine drying, Freeze drying are practiced on different plant parts. Dry flower products are exported from India is estimated about 71% of total export to various countries and earned 10-15 times more returns than the domestic market. Hence, this technique is economically viable and helps to uplift the economic status of many rural people, floriculturists, entrepreneurs and traders.