1. 2021-01-20 Pigeon pea (Cajanus cajan) is a multi-use legume well suited to rainfed agriculture in hot, dry areas. Pigeon pea plants grow into erect (1-4 m tall) shrubsthat can live up to five years, though pigeon pea is usually grown for only one or two years. Edible, nutritious seeds, produced in pods, can...