Climatic Requirement for Radish Seed Production

• Rainfall is less or no rainfall during flowering and seed maturity
• Fairly dry and cool summer at flowering and fruiting/reproductive development
• Nantes Forto = Mustang = 2200 m – 2700 m
• New Kuroda = Dolpa/Jumla = 2100 m – 2700 m

Land Requirement for Radish Seed Production

• Land is not suitable where same kind of crop or other varieties of same crop, was grown within previous two years
• The field should not contain seed borne disease infection beyond the maximum permissible level
• The field should be free from volunteer plant
• Soil should be fertile, well drained sandy loam to clay loan and soil pH 6-6.8.