1、 Temperature regulation
Reason: watercress green will not grow long in the maintenance process. It should be that the maintenance environment does not meet its growth needs p>
Solution: it should be given a growth environment of 10-30 ℃ with bright scattered light, and appropriate windows should be opened for ventilation p>
2、 Soil replacement
Reason: if the soil used for breeding is not suitable for the growth of watercress green, it will not grow long p>
Solution: the cultivated soil should be loose, fertile, rich in organic matter and well drained acid loam. In this case, it can grow normally p>
3、 Precautions
If the breeding environment can not meet the growth needs of watercress green, it will have the phenomenon of stiff seedlings. We can't see that it has obvious growth traces. After the stagnation of growth occurs, we should analyze what causes it and make appropriate adjustments p>