When is the fresh walnut on the market?

August. Walnut usually blooms in April-May and bears fruit in August-September every year. The earliest listing period is around August every year. Walnut has glandular hair in the growth period of young children, but it is hairless in the picking period, and the whole walnut is yellow-brown with irregular grooves. In addition, the walnut shell is hard and there is no gap inside. Most peeled walnuts need to be tapped with an external tool to open. Shangluo is the main producing area of walnut in China, and its output ranks first in the country. Huanglong County was awarded the title of "Hometown of Walnuts in China", and walnuts are also very famous.

Walnuts are generally listed in autumn, and the planted walnuts generally don't mature until the next year. If the grafted walnuts can mature in that year, it is usually June-September when a large number of walnuts are on the market. By 10, walnuts will gradually go off the market. The price of listed walnuts is generally in the range of 3- 15 yuan/kg. Walnut is produced in most areas of China, such as Xinjiang, Henan, Anhui and Jiangsu. The key points of selecting walnuts are summarized as "seeing, touching, smelling and listening".

Look: Walnuts should have even heads and tight seams. The shell is white and smooth. Black and oily fruits are mostly bad fruits.

Touch: Just weigh a walnut. Light and weightless, mostly empty and broken.

Smell: Put some walnuts under your nose and smell them. Chen Guo, bad fruit has obvious spicy taste. If you break the walnut and smell it, its fragrance will be more obvious.

Listen: Throw walnuts with a height of 1 ft on the hard ground to listen to the sound. Empty fruit will make the ping-pong ball break. Those good walnuts sound obviously different from empty walnuts. When buying in large quantities, experienced traders can basically judge the quality of this pile of walnuts by pulling their hands and listening to the sound.

The quality is identified mainly by observing nuts. The plumpness of nuts is the best, followed by dryness; The color of kernel skin is mainly yellow and white, followed by dark yellow and brown, and the quality of "tiger skin walnut" with dark brown spots is not good. White fresh meat is the best, followed by oil stain "chrysanthemum heart"; Peach kernels are oily dark brown, which has been seriously deteriorated and cannot be eaten. Walnuts are light and weightless in your hand, which generally means they are not ripe. It is possible to pick it in hot weather, that is, half-cooked. 3. According to the origin, there are Chencang Walnut and Yangping Walnut; According to maturity classification, there are summer walnuts and autumn walnuts; According to the smoothness of the shell, there are light walnuts and hemp walnuts; According to the thickness of the shell, there are thin-shell walnuts and thick-shell walnuts. There are many excellent varieties of walnuts in China, such as "Shimen Walnut" in Hebei, which is characterized by fine grains, thin skin and sweet taste. The kernel yield is about 50% and the oil yield is as high as 75%, so it has the reputation of "Shimen Walnut is the treasure of the world". The paper walnut in Kuqa, Xinjiang, is called "Kekeyi" by Uighurs, which means the shell is thin and the oil content reaches 75%. This variety bears fruit quickly, and the masses describe it as "one-year-old, two-year-old and three-year-old walnuts hanging in baskets". Walnuts in Fenyang, Xiaoyi and other places in Shanxi are famous for their thin skin, full kernel and tender meat. The walnut skin in Qinling area of Shaanxi Province is as thin as an egg shell, commonly known as "egg-skinned walnut". The best variety is "Mian Walnut", with thin skin and thick flesh. Hold two walnuts in your hand, and with a little force, the walnut skin will break. In addition, the small walnuts produced in Hangzhou are also very popular with southerners.