Inosculation is a natural phenomenon in which trunks, branches or roots of two trees grow together. It is biologically similar to grafting and such trees are referred to in forestry as gemels, from the Latin word meaning “a pair”.
Japanese wisteria trees
Tree saved by tree
The ancient Japanese technique called daisugi dates back to the 14th century. This forestry technique provides to produce lumber without having to cut down trees.
Beautiful tree growing inside an abandoned silo