北京水(shui)(shui)(shui)晶(jing)(jing)杏(xing)主(zhu)要(yao)分布(bu)在海淀區西(xi)山東(dong)麓沿線,三(san)面環山形成一個山洼,4月初開花、6月上(shang)旬成熟。水(shui)(shui)(shui)晶(jing)(jing)杏(xing)果(guo)實圓(yuan)或長(chang)圓(yuan)形,黃白(bai)色(se),陽面有(you)紅暈,表面光滑,果(guo)肉淡(dan)白(bai)色(se),呈半(ban)透(tou)明(ming)狀,朦朧中可見(jian)到杏(xing)核,故(gu)名水(shui)(shui)(shui)晶(jing)(jing)杏(xing)。水(shui)(shui)(shui)晶(jing)(jing)杏(xing)口感極甜,杏(xing)汁(zhi)液多(duo),品質(zhi)極優,平均果(guo)重(zhong)80克,最大可達100克。