Chestnut flowers have a refreshing flavor and give off a special aroma. Chestnut flowers can be used to summer mosquito repellent, the chestnut flower spikes braided into a long distinguishable drying, as mosquito incense to use. Ignite chestnut flower mosquito incense, will emit wisps of green smoke, through a special fragrance, this aroma of mosquitoes have a repellent effect, so that they dare not violate. In addition, the chestnut flower is a rare broad-leaved evergreen tree in temperate regions, has a high economic value, can be used as a landscaping species.