What solar terms can sprinkle onion seeds?

Cultivation time: Welsh onion has wide adaptability, cold and heat resistance, is suitable for sowing in stages, and can be supplied all year round. Generally, in autumn, it is planted in the open field from late September of the previous year to early October of 10, and it needs to be planted in a small arch shed after early October of 10 of the previous year, and it is planted before and after the wheat harvest in the next year (June-July). 10 after summer management. You can also sow in late March to early April of that year, sow in summer and harvest in autumn, but the yield is lower than that in autumn. If the spring harvest is listed, you can plant in summer sowing and see the market in autumn. I hope I can help you ~