In this study, three different strains of Taxodium hybrid 'Zhongshanshan' varieties [T. hybrid 302 (T. distichum♀×T. mucronatum♂), T. hybrid 407 (T. mucronatum♀×T. distichum♂), T. hybrid 118 (T. hybrid 302 ♀×T. macronatum ♂)] and their parents, T. distichum and T. mucronatum, were applied to