Tag: sap

  • Are Trees Parasites That Grow On Wood?

    Are Trees Parasites That Grow On Wood?

    Introduction I have asked myself for some time, “Are trees parasites that grow on wood? i.e. ectoparasites.” (An ectoparasite lives on the outside of its host.) Mainly this is because only the outer layers of a tree are alive. The inner part of the tree – the wood or timber – is dead. It was alive…