北至黑龙江,南达云南、贵州,西至新疆,东至山东、辽宁,全国绝大部分区域都有核桃的分布。至于符合文玩标准核桃的分布,主要还是产自华北、西北、东北及西南。其中,北京、河北、天津、山西等地的文玩核桃品质最为突出,也是传统优良品种的产地,气候、环境也利于文玩核桃的种植生长。西北地区,包括山西、陕西、甘肃、宁夏、新疆等地。陕西秦岭主要出产灯笼等秋核桃,个头大,外形饱满,毛刺多,产量也高。陕西商州市洛南县古城镇是重要的核桃 North to Heilongjiang, south to Yunnan, Guizhou, west Xinjiang, east Shandong, Liaoning, most parts of the country have walnut distribution. As for the distribution of walnut in line with the text standard play, mainly produced in North China, Northwest, Northeast and Southwest. Among them, Beijing, Hebei, Tianjin, Shanxi and other places play the most prominent walnut quality, but also the origin of the traditional fine varieties, climate, environment is also conducive to the growth of text-walnut plantation. Northwest China, including Shanxi, Shaanxi, Gansu, Ningxia and Xinjiang. Shaanxi Qinling lanterns mainly produce autumn walnuts, big, full shape, glitches, high yield. Ancient town of Luonan County, Shangzhou City, Shaanxi Province is an important walnut