French beans are dicotyledonous plants and members of the family,Fabaceae,formimg part of the species Phaseolus vulgaris.The green been originated from Peru and spread to South and Central America by migrating Indian tribes. It was introduced to Europe by the Spanish explorers around the 16th century and spread throughout the world by Spanish and Portuguese traders. For a long time rare and expensive ,this vegetable only became widespread in the 19th century. Nowadays the largest commercial producers of fresh green beans include the united states,china,japan,spain,Italy and France.
French beans are popular in many types of cuisines. Digestible ,low in calories and filled with vitamins, green beans are ideal for health conscious weight watchers.
Sugar snap is a cultivar group of edible podded peas. They are rounded in contrast to mange tout which is flat and thicker.
Both mange tout and sugar snap grow well in cooler high altitude areas ranging from 1800-2000 meters above sea level. In Rwanda climatic areas suitable for this crop are in the highlands of North and western Rwanda.