Andean yam bean
Pachyrhizus tuberosus
An Amazonian and Andean vining legume grown for its large edible tuberous root, similar in use to jicama.
Family
Fabaceae
Temperature
25-30°C (absolute 16-34°C)
Rainfall
1500-1900mm (absolute 640-4000mm)
Soil pH
5-5.5 (absolute 4.3-7.3)
Soil types
Well-drained, fertile loam