Castor propagated through sexual method only. Seeds are directly sown in the field for raising the plantation.
Castor grows all types of soils like red, sandy loam, light alluvial soils. It grows vigorously in soil having maximum organic matter. It cannot withstand water logged contrition, so well drainage system maintain in the plantation.
Non-bloomy red variety of castor (NBR-1) is suitable for eri rearing.
The ideal season for planting of castor is March-April and September- November.
1x1 m spacing is recommended for systematic.
Around 4800 kg leaf can harvested in a year from one acre plantation.