秋栽西洋芹生育期一般75～100天。6月下旬至7月上旬播种。播种前需低温催芽:先用清水浸种24小时,然后将种子包在湿纱布里,置于5～10℃下处理3～5天,每天冲洗一次。约有30%种子出芽时即可播种。播种床利用大棚加一层遮阳网、一层薄膜覆盖,可防暴雨 Autumn planted celery growth period of 75 to 100 days. Seeding in late June to early July. Seedlings need to be germinated before sowing: Soak them in clear water for 24 hours, then wrap the seeds in wet gauze and leave for 5 to 10 ° C for 3 to 5 days, rinsing once daily. Approximately 30% of the seeds can be sown when they are budded. Sowing bed with a layer of shade net plus a layer of film covering, can prevent rainstorm