Celery can grow normally in the greenhouse without warming in winter , and it is a cold-tolerant vegetable. The suitable growth temperature is 15-20 degrees.
After celery is planted, it is prone to pests such as Liriomyza sativae, leaf spot and aphids. Prevention and control of pests and diseases need to pay attention to the use of suitable pesticides . After celery is slowed down, spray 800-1000 times of wettable powder such as mancozeb or methyl thiophanate, and control leaf spot disease once every 7 days for 2 times. Use a net to control aphids, worms to control Liriomyza sativae; use cockroaches to control whitefly; use chlorothalonil to prevent fungal diseases such as spot blight and leaf spot, using agricultural streptomycin, new planting The bacterium is resistant to bacterial diseases such as soft rot. And strictly control the humidity inside the shed, and timely windproof after watering.
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