There are many reasons why chestnut blossoms and bears no fruit. First, the variety is not good. There are many kinds of chestnuts. If there are good varieties, there will be poor varieties, and some varieties are more difficult to bear fruit. Second, the soil is not suitable for planting. Chestnut likes slightly acidic soil with ph below 7, such as gneiss sandy soil with good permeability. If the soil is alkaline, it will lead to no results. Third, soil drought and water shortage will cause hardening, which will also lead to its failure to bear fruit; Fourth, the nutritional components of chestnut plants are insufficient. There are many male flowers on the tree, but the female flowers don't bear fruit. Small trees have many male flowers, but no female flowers.