When the weather is hot, some seedlings in flak from high temperature and drought, will appear the phenomenon of surface dead, appear this kind of phenomenon do not have to worry that seedlings had died. In fact, it is a self protective performance.
Summer green belt when seedlings will appear the phenomenon of dead will be a lot of, green belt some seedlings on the surface looks like dead, actually only seedling leaf burn did not truly dead plant, also a self-protection performance. Causes of seedling burn are many, such as the configuration of the design is not reasonable, part of the semi - negative plants in the sun will burn and so on. In response to this phenomenon to erase of fallen leaves and twigs, reduce the evaporation of water; of last year to plant trees such as ginkgo had better use the micro spray system, every time the water to cool moisturizing.
If the seedlings appear dead phenomenon in time to adjust, to avoid the real death of seedlings.