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银荆原产澳大利亚东南部维多利亚、新南威尔士和塔斯马尼亚。50年代初引种于云南昆明零星栽植。银荆与黑荆、金合欢、圣诞树同属,系常绿强阳性大乔木树种。自然分布区多属半湿润亚热带气候。即年平均温度10至18℃,年平均降雨量600至1500毫米,无霜期285至345天,并有不同程度的降雪的地区。土壤为花岗岩和砂岩母质上发育的灰黄壤、砖红壤及冲积土,质地轻壤和中壤,PH值4.6至6.6,也能适宜排水不良的重壤和粘土。银荆适应性强,对立
Silver Jing origin of southeastern Australia, Victoria, New South Wales and Tasmania. Introduced in the early 50s in Kunming, Yunnan sporadic planting. Silver Jing and black Jing, Acacia, Christmas trees belong to the Department of the evergreen strong positive tree species. Mostly subtropical distribution of subtropical climate. The annual average temperature of 10 to 18 ℃, the average annual rainfall of 600 to 1500 mm, frost-free period of 285 to 345 days, and varying degrees of snowfall. Soil is gray-yellow soil, brick-red soil and alluvial soil, light soil and mid-soil with granulite and sandstone parent material, with PH value of 4.6 to 6.6. It is also suitable for poor drainage of heavy soil and clay. Silver Jing adaptability, the opposite