How to deal with the Frost injury of Flower seedlings

1. The seedlings, potted flowers and some annual flowers, precious flowers and green seedlings that can enter the shed should do a good job of heat preservation in the shed and cover the greenhouse film in time to prevent the invasion of cold air.

2. In view of the current weather, we should pay attention to heating and replenishing light in time. For the temperature-loving flower seedlings originating in the tropics and subtropics, the temperature should be kept above 12 ℃, and the temperature of other flower seedlings should be kept at about 8 ℃, the lowest not less than 5 ℃, and the light should be replenished in time, the light intensity should be maintained at about 20000 lux, and the light time should be controlled according to the growth characteristics.

3. Clean the snow and frost on the roof in time to strengthen the support and prevent the greenhouse from collapsing.

4. If there is no condition to enter the shed, it should be covered and insulated with plastic film or rice straw or husk in time.

5. Field management should be strengthened and ditches should be opened in time for drainage.

6. it is necessary to remove the frost on the plant in time (shake it gently, gently tap it with soft bamboo, but do not beat the branches and leaves), and carry out choking to cultivate the soil.