According to Baidu Encyclopedia, plum blossom symbolizes strength, holiness, incorruptibility and loneliness, and represents perseverance, nobility and noble spiritual quality. Tattooing plum blossoms on your body is a personal preference and has no special significance. So there are no taboos.
Prunus mume, a deciduous shrub or small tree of Prunus in Rosaceae. Plum trees like warm climate, have strong drought resistance and waterlogging tolerance, and are suitable for growing in sunny and well-ventilated environment.