Cyperus esculentus - PER TUBER - An ancient hardy, food plant, grown for thousands of years. Tubers are eaten and also used to make a type of milk. The tubers can be eaten raw or cooked and have a sweet, nutty flavour. They can also be dried and ground into a flour. The roasted tubers can be used as a coffee substitute. Ideal growing conditions for Chuffa Nuts are moist, but drained soil, in full sun, but will tolerate part shade. A very productive plant. Chufa has been cultivated in Egypt for many thousands of years. It is still widely cultivated in Spain, being especially used to make a drink called horchata de chufa. Chufa is a sedge plant and leaves are long and grass like. 90 cms height. The tubers also have medicinal uses.