Oak Tree – The oak tree is a symbol of strength and longevity. It is considered to be the both the noblest and the plainest of trees. If you dream about the oak tree it is a sign of your closeness to its attributes and to nature in general. The oak is related to vitality and plenty. As one of the finest woods to make furniture and houses out of, the oak is a symbol of strength and durability. If you dream that an oak tree is being chopped down, it means that you are going to suffer from a loss of strength and vitality soon.