Sow in late summer, and the growth period is within 60- 100 days. Sow in late spring and early summer, and the growing period is within 45-60 days. Radish is a semi-cold tolerant vegetable, seeds can germinate at 2℃-3℃, and the optimum temperature is 20℃-25℃. At seedling stage, it can tolerate high temperature of about 25℃ and low temperature of -2℃-3℃.
The growth temperature of radish stems and leaves is 5℃-25℃, and the optimum temperature is 15℃-20℃. The growth temperature of fleshy roots is 6℃-20℃, and the optimum temperature is 18℃-20℃. When the temperature is below minus 1℃- minus 2℃, the fleshy roots will be frozen.