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芹菜要多久才成熟
芹菜要多久才成熟
更新时间:2024-11-16 02:49:44

  芹菜定植一般80-90天即可上市。芹菜性喜冷涼、濕潤的氣候,屬半耐寒性蔬菜,不耐高溫。種子發芽最低溫度為4攝氏度,最适溫度15到20攝氏度,15攝氏度以下發芽延遲,30攝氏度以上幾乎不發芽,幼苗能耐零下五攝氏度到零下七攝氏度低溫,屬綠體春化型植物,3到4片葉的幼苗在2到10攝氏度的溫度條件下,經過10到30天通過春化階段。西芹抗寒性較差,幼苗不耐霜凍,完成春化的适溫為12到13攝氏度。

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