What stages can the sesame seedling stage be divided into?

(Agricultural Wealth Network) The period from emergence to the appearance of the first green flower bud in the leaf axil of the plant. That is, from emergence to budding, commonly known as the seedling stage. The length of the seedling stage is related to the variety's place of origin, varietal characteristics, temperature, and light. Under normal replanting, the seedling stage is 20 to 34 days; for the same variety, spring sowing is about 7 days longer than summer sowing, and autumn sowing is about 7 days shorter than summer sowing.