A Step By Step Guide To Prepare Your Trees For Winter Trees aren't just sleeping through the winter; they feel the full force of it more than you might think. Winter climate can be tolerated by older trees with thick, woody bark and extended roots. Moreover, newly planted trees lack defensive capabilities against the cold. All trees, whether old or young, will benefit from extra care during the cold season. Let's see what tree service specialists in Buffalo can offer your trees to survive the winter.