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南岳衡山是我国著名的五岳之一,素有“天下独秀”的美誉。而位于衡山南坡中段的南岳树木园,则可以说是近年来人们镶嵌在这座名山上的一颗绿色明珠了。南岳地处北纬27°15′、东经112°45′,衡山独立于湘中丘陵和衡阳盆地的北缘,最高峰祝融峰海拔1290米。土壤主要为由花岗岩母质发育而成的酸性土,pH值4.5—6,土层疏松,含钾丰富,但保水保肥力稍差。年平均气温为16.1℃,极端最高温37℃,极端最低气温-5℃,
Hengshan Mountain in southern China is one of the famous Five Sacred Mountains, known as “the world alone show” in the world. The Nanyue Arboretum, located in the middle of the southern slope of Hengshan Mountain, can be said to be a green pearl embedded in this famous mountain in recent years. Nanyue is located at latitude 27 ° 15 ’and longitude 112 ° 45’ east. Hengshan is independent of the middle reaches of the Central Hunan Province and the northern edge of the Hengyang Basin. Its highest peak, Zhu Rongfeng, is 1290 meters above sea level. The soil is mainly composed of granite parent material developed from acidic soil, pH 4.5-6, loose soil, rich in potassium, but less water and fertility. The annual average temperature of 16.1 ℃, the extreme maximum temperature of 37 ℃, the extreme minimum temperature of -5 ℃,