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青海云杉是青海省最重要的乔木树种之一,松科云杉属,常绿乔木。小枝有木钉状叶枕,一年生枝嫩淡黄,老枝呈淡褐色;叶较粗,四棱状突起,近辐射伸展。长2.5厘米、宽2厘米,先端钝、或具钝尖头;花单性,雌雄同株;球果圆柱形呈长园状卵圆柱形,幼果紫红色,成熟时呈暗褐色,花期5～6月,球果9～10月成熟。树冠呈圆锥状。幼年耐荫,长成后喜光。耐寒性较强,分布上限最高可达海拔3400米,多集中分布在2700～3200米之间。在该省的黄南、海南、海北、果洛、玉树、海东及西宁市均有大面积的天然林分布和人工成片林。随着西部开发、“天保”和公益林工程的实施,云杉成了该省的主要造林树种。
Qinghai spruce is one of the most important tree species in Qinghai Province, Pinaceae is spruce, evergreen trees. Branchlets are pinnately leafy, annual branches tender yellow, old branches light brown; leaf thicker, four-sided protrusions, near the radiation stretching. 2.5 cm long, 2 cm wide, apex obtuse, or blunt-pointed; flowers unisexual, monoecious; cones cylindric-cylindric-cylindric, palmately purple, mature when dark brown, flowering 5 ~ June, cones September to October mature. Crown was conical. Shade shade, grow into hi light. Cold hardiness, the maximum distribution of up to 3400 meters above sea level, and more concentrated in the distribution between 2700 ~ 3200 meters. In the province, Huangnan, Hainan, Haibei, Guoluo, Yushu, Haidong and Xining have a large area of natural forest distribution and artificial forest. With the implementation of western development, “Natural Forest Protection” and public welfare forest projects, spruce has become the main afforestation species in the province.