墨西哥柏(Cupressus insitanica),又名速生柏、中山柏。树高可达25—30米,分枝紧凑,冠幅狭窄,抗病虫力强,树形美观,生长迅速,在湖南省龙山县引种栽培,1年生苗高达1.27米,能耐干旱瘠薄,适应性强。据引种试验:在我县海拔600米以下生长最佳。是优良用材和庭、园绿化树种。为解决种源不足,可作扦插育苗。方法是选择2年生健壮植株,剪取1年生基本木质化的健壮枝,直径0.2—0.4厘米,剪成长18—20厘米,除净基部鳞叶,保留主 Cupressus insitanica, also known as fast-growing cypress, Zhongshan cypress. Tree height up to 25-30 meters, the branch is compact, narrow coronary stenosis, strong pest resistance, tree-shaped appearance, rapid growth, introduced in Longshan County, Hunan Province, 1-year-old seedlings as high as 1.27 meters, Strong. According to introduction test: in my county the best growth below 600 meters. Is a good timber and court, garden tree species. To address the lack of provenance, cutting propagation can be used. Method is to choose 2-year-old robust plant, cut one-year-old basic lignified robust branches, 0.2-0.4 cm in diameter, cut 18-20 cm long, in addition to the net base scale leaves,