The castor oil plant materials were obtained from the results of exploration conducted in five provinces, i.e. Lampung, Banten, West Java, West Sumatra and Central Java at the end of 2005. The prime seeds obtained from the Improved Population exploration have been distributed to users since 2006 and the potential production of dry seed in a year ranges from 1 – 1.5 ton/ha, while in the fourth year is 4-5 ton/ha